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        <securityLending>
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      </invstOrSec>
      <invstOrSec>
        <name>Par Pacific Holdings Inc.</name>
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        <title>Par Pacific Holdings Inc.</title>
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        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Chevron Corp.</name>
        <lei>N/A</lei>
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        <assetCat>EC</assetCat>
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        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>Viper Energy Partners LP</name>
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        <assetCat>EC</assetCat>
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        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Patterson-UTI Energy Inc.</name>
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        <title>Patterson-UTI Energy Inc.</title>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Core Laboratories NV</name>
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        <title>Core Laboratories NV</title>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>NL</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Callon Petroleum Co.</name>
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        <title>Callon Petroleum Co.</title>
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          <isin value="US13123X1028"/>
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        <balance>1385090.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Marathon Petroleum Corp.</name>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>ONEOK Inc.</name>
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        <title>ONEOK Inc.</title>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Marathon Oil Corp.</name>
        <lei>1FRVQX2CRLGC1XLP5727</lei>
        <title>Marathon Oil Corp.</title>
        <cusip>565849106</cusip>
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          <isin value="US5658491064"/>
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        <balance>2649181.00000000</balance>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Tellurian Inc.</name>
        <lei>254900ZYXZHH5MQG6H78</lei>
        <title>Tellurian Inc.</title>
        <cusip>87968A104</cusip>
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          <isin value="US87968A1043"/>
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        <balance>361044.00000000</balance>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>PBF Energy Inc.</name>
        <lei>2549003PBEDCSZMZIY02</lei>
        <title>PBF Energy Inc.</title>
        <cusip>69318G106</cusip>
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          <isin value="US69318G1067"/>
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        <balance>368335.00000000</balance>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Centennial Resource Development Inc.</name>
        <lei>529900NXUJPOKU7OJ511</lei>
        <title>Centennial Resource Development Inc./DE</title>
        <cusip>15136A102</cusip>
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        <balance>666450.00000000</balance>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Pioneer Natural Resources Co.</name>
        <lei>FY8JBF7CCL2VE4F1B628</lei>
        <title>Pioneer Natural Resources Co.</title>
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        <balance>528387.00000000</balance>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>HollyFrontier Corp.</name>
        <lei>549300J3U2WK73C9ZK26</lei>
        <title>HollyFrontier Corp.</title>
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        <balance>519000.00000000</balance>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>HighPoint Resources Corp.</name>
        <lei>549300F0PA3NW6D2OO63</lei>
        <title>HighPoint Resources Corp.</title>
        <cusip>43114K108</cusip>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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        <name>EnLink Midstream LLC</name>
        <lei>54930000GY1H533OBE23</lei>
        <title>EnLink Midstream LLC</title>
        <cusip>29336T100</cusip>
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        <assetCat>EC</assetCat>
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        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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        <name>W&amp;T Offshore Inc.</name>
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        <title>W&amp;T Offshore Inc.</title>
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        <isRestrictedSec>N</isRestrictedSec>

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        <name>Laredo Petroleum Inc.</name>
        <lei>549300X0PTWU2QSLSL14</lei>
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        <name>Noble Energy Inc.</name>
        <lei>02VFQXG2D1LR5ZH3K186</lei>
        <title>Noble Energy Inc.</title>
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        <name>Continental Resources Inc.</name>
        <lei>XXRTID9RYWOZ0UPIVR53</lei>
        <title>Continental Resources Inc./OK</title>
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        <invCountry>US</invCountry>

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        <name>PDC Energy Inc.</name>
        <lei>549300RFZV39PJ73PH67</lei>
        <title>PDC Energy Inc.</title>
        <cusip>69327R101</cusip>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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        <name>Murphy Oil Corp.</name>
        <lei>QBKYQD0ODE7DC7PDIN91</lei>
        <title>Murphy Oil Corp.</title>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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        <name>Diamond S Shipping Inc.</name>
        <lei>N/A</lei>
        <title>Diamond S Shipping Inc.</title>
        <cusip>Y20676105</cusip>
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        <assetCat>EC</assetCat>
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        <invCountry>MH</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Range Resources Corp.</name>
        <lei>H3Y3WLYCX0BTO1TRW162</lei>
        <title>Range Resources Corp.</title>
        <cusip>75281A109</cusip>
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          <isin value="US75281A1097"/>
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        <balance>772299.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>2139268.23000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
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      </invstOrSec>
      <invstOrSec>
        <name>SEACOR Holdings Inc.</name>
        <lei>549300IQTYSR1SC4II14</lei>
        <title>SEACOR Holdings Inc.</title>
        <cusip>811904101</cusip>
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          <isin value="US8119041015"/>
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        <balance>62517.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>2331884.10000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Concho Resources Inc.</name>
        <lei>SYHS7HRDXLL4I0IQ8776</lei>
        <title>Concho Resources Inc.</title>
        <cusip>20605P101</cusip>
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          <isin value="US20605P1012"/>
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        <balance>626181.00000000</balance>
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        <curCd>USD</curCd>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>Solaris Oilfield Infrastructure Inc.</name>
        <lei>529900MTK3C8Y8TIIC10</lei>
        <title>Solaris Oilfield Infrastructure Inc.</title>
        <cusip>83418M103</cusip>
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          <isin value="US83418M1036"/>
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        <balance>9015.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>95559.00000000</valUSD>
        <pctVal>0.003159971222</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Baker Hughes Co.</name>
        <lei>N/A</lei>
        <title>Baker Hughes Co.</title>
        <cusip>05722G100</cusip>
        <identifiers>
          <isin value="US05722G1004"/>
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        <balance>1973329.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>31750863.61000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>Helix Energy Solutions Group Inc.</name>
        <lei>416AP2JOUTCWEGSOZW41</lei>
        <title>Helix Energy Solutions Group Inc.</title>
        <cusip>42330P107</cusip>
        <identifiers>
          <isin value="US42330P1075"/>
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        <balance>488706.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3279217.26000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Schlumberger Ltd.</name>
        <lei>213800ZUA17OK3QLGM62</lei>
        <title>Schlumberger Ltd.</title>
        <cusip>806857108</cusip>
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          <isin value="AN8068571086"/>
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        <balance>4300124.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CW</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Montage Resources Corp.</name>
        <lei>54930070862I62NN3X72</lei>
        <title>Montage Resources Corp.</title>
        <cusip>61179L100</cusip>
        <identifiers>
          <isin value="US61179L1008"/>
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        <balance>178110.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>621603.90000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="349000.00000000"/>
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      <invstOrSec>
        <name>Vanguard Cmt Funds-Vanguard Market Liquidity Fund</name>
        <lei>1I6HV0TLSTR3A4XQ6L78</lei>
        <title>Vanguard Market Liquidity Fund</title>
        <cusip>N/A</cusip>
        <identifiers>
          <other otherDesc="FAID" value="SLCMT1142"/>
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        <balance>163590.56000000</balance>
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        <curCd>USD</curCd>
        <valUSD>16363963.24000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>STIV</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <cashCollateralCondition cashCollateralVal="16363963.24000000" isCashCollateral="Y"/>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Brigham Minerals Inc.</name>
        <lei>549300IQ6JCXW59RO175</lei>
        <title>Brigham Minerals Inc. Class A</title>
        <cusip>10918L103</cusip>
        <identifiers>
          <isin value="US10918L1035"/>
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        <balance>8098.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>129163.10000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Liberty Oilfield Services Inc.</name>
        <lei>N/A</lei>
        <title>Liberty Oilfield Services Inc.</title>
        <cusip>53115L104</cusip>
        <identifiers>
          <isin value="US53115L1044"/>
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        <balance>204610.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1368840.90000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>US Silica Holdings Inc.</name>
        <lei>529900HOXGPM9F75C193</lei>
        <title>US Silica Holdings Inc.</title>
        <cusip>90346E103</cusip>
        <identifiers>
          <isin value="US90346E1038"/>
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        <balance>246118.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1129681.62000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Penn Virginia Corp.</name>
        <lei>5493003S4AVU6OSXB118</lei>
        <title>Penn Virginia Corp.</title>
        <cusip>70788V102</cusip>
        <identifiers>
          <isin value="US70788V1026"/>
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        <balance>44955.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>714784.50000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>ProPetro Holding Corp.</name>
        <lei>N/A</lei>
        <title>ProPetro Holding Corp.</title>
        <cusip>74347M108</cusip>
        <identifiers>
          <isin value="US74347M1080"/>
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        <balance>295383.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>2587555.08000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Forum Energy Technologies Inc.</name>
        <lei>549300SF93HLCR1REE27</lei>
        <title>Forum Energy Technologies Inc.</title>
        <cusip>34984V100</cusip>
        <identifiers>
          <isin value="US34984V1008"/>
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        <balance>472464.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>368521.92000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Cheniere Energy Inc.</name>
        <lei>MIHC87W9WTYSYZWV1J40</lei>
        <title>Cheniere Energy Inc.</title>
        <cusip>16411R208</cusip>
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          <isin value="US16411R2085"/>
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        <balance>723145.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>37090107.05000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>California Resources Corp.</name>
        <lei>5493003Q8F0T4F4YMR48</lei>
        <title>California Resources Corp.</title>
        <cusip>13057Q206</cusip>
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          <isin value="US13057Q2066"/>
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        <balance>183513.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>1165307.55000000</valUSD>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Frank's International NV</name>
        <lei>724500LJYA8QIT73H017</lei>
        <title>Frank's International NV</title>
        <cusip>N33462107</cusip>
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          <isin value="NL0010556684"/>
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        <balance>359248.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>1408252.16000000</valUSD>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>NL</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Tidewater Inc.</name>
        <lei>N/A</lei>
        <title>Tidewater Inc.</title>
        <cusip>88642R109</cusip>
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          <isin value="US88642R1095"/>
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        <balance>132371.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Equitrans Midstream Corp.</name>
        <lei>549300RH0NLJNZ5SXU64</lei>
        <title>Equitrans Midstream Corp.</title>
        <cusip>294600101</cusip>
        <identifiers>
          <isin value="US2946001011"/>
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        <balance>697357.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>4923340.42000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Valaris plc</name>
        <lei>7N0UJMJLXD0MDT5D5086</lei>
        <title>Valaris plc Class A</title>
        <cusip>G9402V109</cusip>
        <identifiers>
          <isin value="GB00BJVJZD68"/>
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        <balance>706056.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>2605346.64000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>GB</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Archrock Inc.</name>
        <lei>549300K3RIHMHDVFTL28</lei>
        <title>Archrock Inc.</title>
        <cusip>03957W106</cusip>
        <identifiers>
          <isin value="US03957W1062"/>
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        <balance>446764.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>3149686.20000000</valUSD>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Gulfport Energy Corp.</name>
        <lei>549300FJX18IDUFPHD40</lei>
        <title>Gulfport Energy Corp.</title>
        <cusip>402635304</cusip>
        <identifiers>
          <isin value="US4026353049"/>
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        <balance>584647.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>479176.68000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>SEACOR Marine Holdings Inc.</name>
        <lei>5493003LNKFW1W43N030</lei>
        <title>SEACOR Marine Holdings Inc.</title>
        <cusip>78413P101</cusip>
        <identifiers>
          <isin value="US78413P1012"/>
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        <balance>83066.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>660374.70000000</valUSD>
        <pctVal>0.021837451709</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>Select Energy Services Inc.</name>
        <lei>54930094OK8LA3QDW486</lei>
        <title>Select Energy Services Inc.</title>
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          <isin value="US81617J3014"/>
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        <balance>227613.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Green Plains Inc.</name>
        <lei>VJ5WLTHARBSDR14KIZ98</lei>
        <title>Green Plains Inc.</title>
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          <isin value="US3932221043"/>
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        <balance>171310.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>Plains GP Holdings LP</name>
        <lei>549300O56BSKRD8FAM12</lei>
        <title>Plains GP Holdings LP</title>
        <cusip>72651A207</cusip>
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          <isin value="US72651A2078"/>
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        <balance>554028.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>Exxon Mobil Corp.</name>
        <lei>J3WHBG0MTS7O8ZVMDC91</lei>
        <title>Exxon Mobil Corp.</title>
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          <isin value="US30231G1022"/>
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        <balance>12707605.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>653679201.20000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Valero Energy Corp.</name>
        <lei>549300XTO5VR8SKV1V74</lei>
        <title>Valero Energy Corp.</title>
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          <isin value="US91913Y1001"/>
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        <balance>1303234.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>86339252.50000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Williams Cos. Inc.</name>
        <lei>D71FAKCBLFS2O0RBPG08</lei>
        <title>Williams Cos. Inc.</title>
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          <isin value="US9694571004"/>
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        <balance>3767082.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>71762912.10000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
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      <invstOrSec>
        <name>Nine Energy Service Inc.</name>
        <lei>549300KRLJCZBPZMKT65</lei>
        <title>Nine Energy Service Inc.</title>
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          <isin value="US65441V1017"/>
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        <balance>99619.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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        <name>N/A</name>
        <lei>N/A</lei>
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        <cusip>N/A</cusip>
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          <other otherDesc="SECURITY NUMBER" value="OXY000002"/>
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        <balance>300000.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>-2650563.29000000</valUSD>
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        <assetCat>DE</assetCat>
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        <invCountry>N/A</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
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              <counterpartyName>GOLDMAN SACHS INTERNATIONAL</counterpartyName>
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                <issuerName>Occidental Petroleum Corp.</issuerName>
                <issueTitle>Occidental Petroleum Corp.</issueTitle>
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            <upfrontRcpt>0.00000000</upfrontRcpt>
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            <curCd>USD</curCd>
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        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>Unit Corp.</name>
        <lei>549300XGK22FZCTN8B67</lei>
        <title>Unit Corp.</title>
        <cusip>909218109</cusip>
        <identifiers>
          <isin value="US9092181091"/>
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        <balance>284304.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>99563.26000000</valUSD>
        <pctVal>0.003292385190</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Vanguard Cmt Funds-Vanguard Market Liquidity Fund</name>
        <lei>1I6HV0TLSTR3A4XQ6L78</lei>
        <title>Vanguard Market Liquidity Fund</title>
        <cusip>N/A</cusip>
        <identifiers>
          <other otherDesc="FAID" value="CMT001142"/>
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        <balance>66798.52000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>6681856.15000000</valUSD>
        <pctVal>0.220957451890</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>STIV</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Targa Resources Corp.</name>
        <lei>5493003QENHHS261UR94</lei>
        <title>Targa Resources Corp.</title>
        <cusip>87612G101</cusip>
        <identifiers>
          <isin value="US87612G1013"/>
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        <balance>730392.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>23664700.80000000</valUSD>
        <pctVal>0.782550816889</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Dril-Quip Inc.</name>
        <lei>5299007REICYIJNMW197</lei>
        <title>Dril-Quip Inc.</title>
        <cusip>262037104</cusip>
        <identifiers>
          <isin value="US2620371045"/>
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        <balance>119764.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>4265993.68000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>N/A</name>
        <lei>N/A</lei>
        <title>RECV TGE Receive</title>
        <cusip>N/A</cusip>
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          <other otherDesc="SECURITY NUMBER" value="TGE000003"/>
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        <balance>245000.00000000</balance>
        <units>NC</units>
        <curCd>USD</curCd>
        <valUSD>-58349.64000000</valUSD>
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        <invCountry>N/A</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
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              <counterpartyName>GOLDMAN SACHS INTERNATIONAL</counterpartyName>
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                <issuerName>Tallgrass Energy LP Class A</issuerName>
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      <invstOrSec>
        <name>Occidental Petroleum Corp.</name>
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        <title>Occidental Petroleum Corp.</title>
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        <name>Arch Coal Inc.</name>
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        <title>Arch Coal Inc.</title>
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        <invCountry>US</invCountry>

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      <invstOrSec>
        <name>Kinder Morgan Inc.</name>
        <lei>549300WR7IX8XE0TBO16</lei>
        <title>Kinder Morgan Inc./DE</title>
        <cusip>49456B101</cusip>
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          <isin value="US49456B1017"/>
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        <curCd>USD</curCd>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Diamondback Energy Inc.</name>
        <lei>549300R22LSX6OHWEN64</lei>
        <title>Diamondback Energy Inc.</title>
        <cusip>25278X109</cusip>
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          <isin value="US25278X1090"/>
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        <balance>488027.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>30257674.00000000</valUSD>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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        <name>QEP Resources Inc.</name>
        <lei>Q6JQDZPXKEDQKVK58165</lei>
        <title>QEP Resources Inc.</title>
        <cusip>74733V100</cusip>
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        <balance>828709.00000000</balance>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

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        <name>Antero Resources Corp.</name>
        <lei>APVBKPOULHUX7YZLKU17</lei>
        <title>Antero Resources Corp.</title>
        <cusip>03674X106</cusip>
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        <balance>907251.00000000</balance>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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      <invstOrSec>
        <name>Texas Pacific Land Trust</name>
        <lei>529900WTH0D1S7BB4S10</lei>
        <title>Texas Pacific Land Trust</title>
        <cusip>882610108</cusip>
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          <isin value="US8826101086"/>
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        <balance>19741.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>13735787.80000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="4035640.00000000"/>
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      <invstOrSec>
        <name>CVR Energy Inc.</name>
        <lei>529900SOYZIXZBTXB558</lei>
        <title>CVR Energy Inc.</title>
        <cusip>12662P108</cusip>
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          <isin value="US12662P1084"/>
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        <balance>102095.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>2901539.90000000</valUSD>
        <pctVal>0.095948917257</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>EQT Corp.</name>
        <lei>4NT01YGM4X7ZX86ISY52</lei>
        <title>EQT Corp.</title>
        <cusip>26884L109</cusip>
        <identifiers>
          <isin value="US26884L1098"/>
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        <balance>820862.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>4818459.94000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Northern Oil and Gas Inc.</name>
        <lei>OKFF0PIZDDMNH4UCYE51</lei>
        <title>Northern Oil and Gas Inc.</title>
        <cusip>665531109</cusip>
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          <isin value="US6655311099"/>
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        <balance>869539.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1260831.55000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>Bonanza Creek Energy Inc.</name>
        <lei>IIVIHPH28S64K95M2381</lei>
        <title>Bonanza Creek Energy Inc.</title>
        <cusip>097793400</cusip>
        <identifiers>
          <isin value="US0977934001"/>
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        <balance>64536.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1051291.44000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>TETRA Technologies Inc.</name>
        <lei>549300T5W131705EK832</lei>
        <title>TETRA Technologies Inc.</title>
        <cusip>88162F105</cusip>
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          <isin value="US88162F1057"/>
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        <balance>590713.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Parsley Energy Inc.</name>
        <lei>529900LS5FRAKXSAO191</lei>
        <title>Parsley Energy Inc.</title>
        <cusip>701877102</cusip>
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          <isin value="US7018771029"/>
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        <balance>978840.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>13116456.00000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Transocean Ltd.</name>
        <lei>529900QO4W5DQGBGEF32</lei>
        <title>Transocean Ltd.</title>
        <cusip>H8817H100</cusip>
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          <isin value="CH0048265513"/>
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        <balance>1701915.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>5701415.25000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>CH</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Cactus Inc.</name>
        <lei>549300J3T8C9F8QFKV08</lei>
        <title>Cactus Inc.</title>
        <cusip>127203107</cusip>
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          <isin value="US1272031071"/>
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        <balance>158475.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>4327952.25000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Gran Tierra Energy Inc.</name>
        <lei>549300IH2S17MAIUCM32</lei>
        <title>Gran Tierra Energy Inc.</title>
        <cusip>38500T101</cusip>
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          <isin value="US38500T1016"/>
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        <balance>1439557.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>REX American Resources Corp.</name>
        <lei>N/A</lei>
        <title>REX American Resources Corp.</title>
        <cusip>761624105</cusip>
        <identifiers>
          <isin value="US7616241052"/>
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        <balance>22270.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>1559122.70000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Delek US Holdings Inc.</name>
        <lei>5493003O53JMENV1N385</lei>
        <title>Delek US Holdings Inc.</title>
        <cusip>24665A103</cusip>
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          <isin value="US24665A1034"/>
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        <balance>249893.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>5342712.34000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Magnolia Oil &amp; Gas Corp.</name>
        <lei>N/A</lei>
        <title>Magnolia Oil &amp; Gas Corp. Class A</title>
        <cusip>559663109</cusip>
        <identifiers>
          <isin value="US5596631094"/>
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        <balance>373969.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>2808507.19000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>TechnipFMC plc</name>
        <lei>549300D5I93QWCJTCK36</lei>
        <title>TechnipFMC plc</title>
        <cusip>N/A</cusip>
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          <isin value="GB00BDSFG982"/>
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        <balance>1339214.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>19873935.76000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>GB</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Matador Resources Co.</name>
        <lei>549300CI3Q2UUK5R4G79</lei>
        <title>Matador Resources Co.</title>
        <cusip>576485205</cusip>
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          <isin value="US5764852050"/>
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        <balance>367876.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3546324.64000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Clean Energy Fuels Corp.</name>
        <lei>549300MTQB4VUAOPMF71</lei>
        <title>Clean Energy Fuels Corp.</title>
        <cusip>184499101</cusip>
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          <isin value="US1844991018"/>
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        <balance>619236.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Apache Corp.</name>
        <lei>72ZZ1XRHOOU9P9X16K08</lei>
        <title>Apache Corp.</title>
        <cusip>037411105</cusip>
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        <balance>1186098.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>29557562.16000000</valUSD>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Phillips 66</name>
        <lei>5493005JBO5YSIGK1814</lei>
        <title>Phillips 66</title>
        <cusip>718546104</cusip>
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        <balance>1406132.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>105263041.52000000</valUSD>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>WPX Energy Inc.</name>
        <lei>ZXZE9GCS2BB547GJW219</lei>
        <title>WPX Energy Inc.</title>
        <cusip>98212B103</cusip>
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          <isin value="US98212B1035"/>
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        <balance>1342443.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Exterran Corp.</name>
        <lei>549300PVC7ZU5RSQHZ60</lei>
        <title>Exterran Corp.</title>
        <cusip>30227H106</cusip>
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          <isin value="US30227H1068"/>
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        <balance>129434.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>SandRidge Energy Inc.</name>
        <lei>W1MKPVGS6I5155L7VV67</lei>
        <title>SandRidge Energy Inc.</title>
        <cusip>80007P869</cusip>
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          <isin value="US80007P8692"/>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Sanchez Energy Corp.</name>
        <lei>549300SB0HTIM17TVR61</lei>
        <title>Sanchez Energy Corp.</title>
        <cusip>79970Y105</cusip>
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          <isin value="US79970Y1055"/>
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        <balance>111.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Falcon Minerals Corp.</name>
        <lei>549300OILIONON7XK623</lei>
        <title>Falcon Minerals Corp.</title>
        <cusip>30607B109</cusip>
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          <isin value="US30607B1098"/>
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        <balance>178540.00000000</balance>
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        <curCd>USD</curCd>
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        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Berry Corp.</name>
        <lei>DQ2XTZKV7SILNNV77403</lei>
        <title>Berry Corp.</title>
        <cusip>08579X101</cusip>
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        <balance>243201.00000000</balance>
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        <curCd>USD</curCd>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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        <name>KLX Energy Services Holdings Inc.</name>
        <lei>5493004D4S7MAO1H3U27</lei>
        <title>KLX Energy Services Holdings Inc.</title>
        <cusip>48253L106</cusip>
        <identifiers>
          <isin value="US48253L1061"/>
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        <balance>92653.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>224220.26000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>SM Energy Co.</name>
        <lei>84BUTVXV5ODI6BXNMH43</lei>
        <title>SM Energy Co.</title>
        <cusip>78454L100</cusip>
        <identifiers>
          <isin value="US78454L1008"/>
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        <balance>369265.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>2426071.05000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Southwestern Energy Co.</name>
        <lei>EFWMP121W54QV9MGOP87</lei>
        <title>Southwestern Energy Co.</title>
        <cusip>845467109</cusip>
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          <isin value="US8454671095"/>
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        <balance>1883740.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>2674910.80000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>World Fuel Services Corp.</name>
        <lei>D3W7PCXCBRQLL17DZ313</lei>
        <title>World Fuel Services Corp.</title>
        <cusip>981475106</cusip>
        <identifiers>
          <isin value="US9814751064"/>
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        <balance>217951.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>6163654.28000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>RPC Inc.</name>
        <lei>N/A</lei>
        <title>RPC Inc.</title>
        <cusip>749660106</cusip>
        <identifiers>
          <isin value="US7496601060"/>
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        <balance>261969.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>901173.36000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Noble Corp. plc</name>
        <lei>N/A</lei>
        <title>Noble Corp. plc</title>
        <cusip>G65431101</cusip>
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          <isin value="GB00BFG3KF26"/>
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        <balance>1122026.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>786764.63000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>GB</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>Whiting Petroleum Corp.</name>
        <lei>52990028CHK9KUB1B293</lei>
        <title>Whiting Petroleum Corp.</title>
        <cusip>966387409</cusip>
        <identifiers>
          <isin value="US9663874090"/>
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        <balance>323078.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>597694.30000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="567950.00000000"/>
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      <invstOrSec>
        <name>Oil States International Inc.</name>
        <lei>5493004TF4KQJGMYL777</lei>
        <title>Oil States International Inc.</title>
        <cusip>678026105</cusip>
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          <isin value="US6780261052"/>
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        <balance>205000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1621550.00000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Halliburton Co.</name>
        <lei>ENYF8GB5SMQZ25S06U51</lei>
        <title>Halliburton Co.</title>
        <cusip>406216101</cusip>
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          <isin value="US4062161017"/>
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        <balance>2728935.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>46282737.60000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Nabors Industries Ltd.</name>
        <lei>5493008TXYN3II3PU369</lei>
        <title>Nabors Industries Ltd.</title>
        <cusip>G6359F103</cusip>
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          <isin value="BMG6359F1032"/>
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        <balance>1258441.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>2214856.16000000</valUSD>
        <pctVal>0.073241470997</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>BM</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>DMC Global Inc.</name>
        <lei>549300CBDXD1Z5MRNG02</lei>
        <title>DMC Global Inc</title>
        <cusip>23291C103</cusip>
        <identifiers>
          <isin value="US23291C1036"/>
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        <balance>54504.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1965414.24000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Matrix Service Co.</name>
        <lei>529900VYBKSX6HD2YW58</lei>
        <title>Matrix Service Co.</title>
        <cusip>576853105</cusip>
        <identifiers>
          <isin value="US5768531056"/>
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        <balance>100874.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1218557.92000000</valUSD>
        <pctVal>0.040295607528</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Diamond Offshore Drilling Inc.</name>
        <lei>F14FQJ2EEHW5VPYUHL14</lei>
        <title>Diamond Offshore Drilling Inc.</title>
        <cusip>25271C102</cusip>
        <identifiers>
          <isin value="US25271C1027"/>
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        <balance>277297.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>845755.85000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="800015.00000000"/>
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      <invstOrSec>
        <name>International Seaways Inc.</name>
        <lei>549300YUFDGFRNGBWF46</lei>
        <title>International Seaways Inc.</title>
        <cusip>Y41053102</cusip>
        <identifiers>
          <isin value="MHY410531021"/>
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        <balance>85925.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1709048.25000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>MH</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Oasis Petroleum Inc.</name>
        <lei>529900FA4V2YNIKZ0M71</lei>
        <title>Oasis Petroleum Inc.</title>
        <cusip>674215108</cusip>
        <identifiers>
          <isin value="US6742151086"/>
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        <balance>1015054.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1659613.29000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>CONSOL Energy Inc.</name>
        <lei>549300YJCTPJBTK7IJ81</lei>
        <title>CONSOL Energy Inc.</title>
        <cusip>20854L108</cusip>
        <identifiers>
          <isin value="US20854L1089"/>
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        <balance>106143.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>603953.67000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Cabot Oil &amp; Gas Corp.</name>
        <lei>FCNMH6O7VWU7LHXMK351</lei>
        <title>Cabot Oil &amp; Gas Corp.</title>
        <cusip>127097103</cusip>
        <identifiers>
          <isin value="US1270971039"/>
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        <balance>1368100.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>19057633.00000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Rattler Midstream LP</name>
        <lei>549300I45NRVEEN9M219</lei>
        <title>Rattler Midstream LP</title>
        <cusip>75419T103</cusip>
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          <isin value="US75419T1034"/>
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        <balance>6781.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>85372.79000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>National Oilwell Varco Inc.</name>
        <lei>549300EHF3IW1AR6U008</lei>
        <title>National Oilwell Varco Inc.</title>
        <cusip>637071101</cusip>
        <identifiers>
          <isin value="US6370711011"/>
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        <balance>1214265.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>22718898.15000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Ring Energy Inc.</name>
        <lei>549300HMY6TJ265I8S64</lei>
        <title>Ring Energy Inc.</title>
        <cusip>76680V108</cusip>
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          <isin value="US76680V1089"/>
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        <balance>397721.00000000</balance>
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        <curCd>USD</curCd>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Covia Holdings Corp.</name>
        <lei>213800IE4YGTGVTQ1806</lei>
        <title>Covia Holdings Corp.</title>
        <cusip>22305A103</cusip>
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          <isin value="US22305A1034"/>
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        <balance>304184.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>468443.36000000</valUSD>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Apergy Corp.</name>
        <lei>549300EP2909K6DYYP38</lei>
        <title>Apergy Corp.</title>
        <cusip>03755L104</cusip>
        <identifiers>
          <isin value="US03755L1044"/>
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        <balance>252423.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>4695067.80000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Kosmos Energy Ltd.</name>
        <lei>213800YDFJ3OT9B5P157</lei>
        <title>Kosmos Energy Ltd.</title>
        <cusip>500688106</cusip>
        <identifiers>
          <isin value="US5006881065"/>
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        <balance>926147.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>2824748.35000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
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        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Devon Energy Corp.</name>
        <lei>54930042348RKR3ZPN35</lei>
        <title>Devon Energy Corp.</title>
        <cusip>25179M103</cusip>
        <identifiers>
          <isin value="US25179M1036"/>
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        <balance>1339293.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>21750118.32000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Talos Energy Inc.</name>
        <lei>N/A</lei>
        <title>Talos Energy Inc.</title>
        <cusip>87484T108</cusip>
        <identifiers>
          <isin value="US87484T1088"/>
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        <balance>86536.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>1228811.20000000</valUSD>
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        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
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          <isLoanByFund>N</isLoanByFund>
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      <invstOrSec>
        <name>Oceaneering International Inc.</name>
        <lei>549300L6PH74701W0R30</lei>
        <title>Oceaneering International Inc.</title>
        <cusip>675232102</cusip>
        <identifiers>
          <isin value="US6752321025"/>
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        <balance>336617.00000000</balance>
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        <curCd>USD</curCd>
        <valUSD>3547943.18000000</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
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      </invstOrSec>
      <invstOrSec>
        <name>NexTier Oilfield Solutions Inc.</name>
        <lei>529900L27H2D4QT0IT24</lei>
        <title>NexTier Oilfield Solutions Inc.</title>
        <cusip>65290C105</cusip>
        <identifiers>
          <isin value="US65290C1053"/>
        </identifiers>
        <balance>628902.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>2930683.32000000</valUSD>
        <pctVal>0.096912639863</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>New Fortress Energy LLC</name>
        <lei>N/A</lei>
        <title>New Fortress Energy LLC</title>
        <cusip>644393100</cusip>
        <identifiers>
          <isin value="US6443931000"/>
        </identifiers>
        <balance>6283.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>88276.15000000</valUSD>
        <pctVal>0.002919139940</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="80085.00000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Hess Corp.</name>
        <lei>UASVRYNXNK17ULIGK870</lei>
        <title>Hess Corp.</title>
        <cusip>42809H107</cusip>
        <identifiers>
          <isin value="US42809H1077"/>
        </identifiers>
        <balance>851408.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>47832101.44000000</valUSD>
        <pctVal>1.581725049970</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Renewable Energy Group Inc.</name>
        <lei>549300HPU3BD8ZI0X358</lei>
        <title>Renewable Energy Group Inc.</title>
        <cusip>75972A301</cusip>
        <identifiers>
          <isin value="US75972A3014"/>
        </identifiers>
        <balance>148484.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3927401.80000000</valUSD>
        <pctVal>0.129872399943</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Tallgrass Energy LP</name>
        <lei>W2ZGZGZKY5GGNY6F3V51</lei>
        <title>Tallgrass Energy LP</title>
        <cusip>874696107</cusip>
        <identifiers>
          <isin value="US8746961072"/>
        </identifiers>
        <balance>277357.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>6121268.99000000</valUSD>
        <pctVal>0.202419801923</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Newpark Resources Inc.</name>
        <lei>54930073OHWDQW4DJN26</lei>
        <title>Newpark Resources Inc.</title>
        <cusip>651718504</cusip>
        <identifiers>
          <isin value="US6517185046"/>
        </identifiers>
        <balance>330464.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1159928.64000000</valUSD>
        <pctVal>0.038356838416</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Helmerich &amp; Payne Inc.</name>
        <lei>254900NAOGHJ88RZ4C73</lei>
        <title>Helmerich &amp; Payne Inc.</title>
        <cusip>423452101</cusip>
        <identifiers>
          <isin value="US4234521015"/>
        </identifiers>
        <balance>347854.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>12832334.06000000</valUSD>
        <pctVal>0.424343142392</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Contura Energy Inc.</name>
        <lei>549300C9E158C3V6PT51</lei>
        <title>Contura Energy Inc.</title>
        <cusip>21241B100</cusip>
        <identifiers>
          <isin value="US21241B1008"/>
        </identifiers>
        <balance>69314.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>394396.66000000</valUSD>
        <pctVal>0.013042016929</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>ConocoPhillips</name>
        <lei>WPTL2Z3FIYTHSP5V2253</lei>
        <title>ConocoPhillips</title>
        <cusip>20825C104</cusip>
        <identifiers>
          <isin value="US20825C1045"/>
        </identifiers>
        <balance>3040918.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>147241249.56000000</valUSD>
        <pctVal>4.869014026283</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>CNX Resources Corp.</name>
        <lei>549300JK3KH8PWM3B226</lei>
        <title>CNX Resources Corp.</title>
        <cusip>12653C108</cusip>
        <identifiers>
          <isin value="US12653C1080"/>
        </identifiers>
        <balance>656180.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>3484315.80000000</valUSD>
        <pctVal>0.115220310564</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>FTS International Inc.</name>
        <lei>549300LIZ1UTOOLOZV47</lei>
        <title>FTS International Inc.</title>
        <cusip>30283W104</cusip>
        <identifiers>
          <isin value="US30283W1045"/>
        </identifiers>
        <balance>211515.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>195651.38000000</valUSD>
        <pctVal>0.006469853497</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Altus Midstream Co.</name>
        <lei>N/A</lei>
        <title>Altus Midstream Co. Class A</title>
        <cusip>02215L100</cusip>
        <identifiers>
          <isin value="US02215L1008"/>
        </identifiers>
        <balance>292630.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>427239.80000000</valUSD>
        <pctVal>0.014128082891</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Extraction Oil &amp; Gas Inc.</name>
        <lei>5493002FL3WIE1JVUP20</lei>
        <title>Extraction Oil &amp; Gas Inc.</title>
        <cusip>30227M105</cusip>
        <identifiers>
          <isin value="US30227M1053"/>
        </identifiers>
        <balance>409385.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>281861.57000000</valUSD>
        <pctVal>0.009320675706</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="257980.95000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Denbury Resources Inc.</name>
        <lei>549300KCWA5W52MS5559</lei>
        <title>Denbury Resources Inc.</title>
        <cusip>247916208</cusip>
        <identifiers>
          <isin value="US2479162081"/>
        </identifiers>
        <balance>1762927.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1326426.27000000</valUSD>
        <pctVal>0.043862627713</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Chesapeake Energy Corp.</name>
        <lei>X2MT1W32SPAZ9WSKLE78</lei>
        <title>Chesapeake Energy Corp.</title>
        <cusip>165167107</cusip>
        <identifiers>
          <isin value="US1651671075"/>
        </identifiers>
        <balance>4082098.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1122576.95000000</valUSD>
        <pctVal>0.037121682486</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="762437.50000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Peabody Energy Corp.</name>
        <lei>EJCO258LNNVSKAR2JX59</lei>
        <title>Peabody Energy Corp.</title>
        <cusip>704551100</cusip>
        <identifiers>
          <isin value="US7045511000"/>
        </identifiers>
        <balance>250685.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1464000.40000000</valUSD>
        <pctVal>0.048411966778</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <signature>
      <ncom:dateSigned>2020-03-31</ncom:dateSigned>
      <ncom:nameOfApplicant>VANGUARD WORLD FUND</ncom:nameOfApplicant>
      <ncom:signature>Christine M. Buchanan</ncom:signature>
      <ncom:signerName>Christine M. Buchanan</ncom:signerName>
      <ncom:title>Treasurer</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
