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			<nameOfIssuer>EnLink Midstream Partners LLC</nameOfIssuer>
			<titleOfClass>COM UNIT</titleOfClass>
			<cusip>29336T100</cusip>
			<value>21088</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1874507</sshPrnamt>
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			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>1874507</Shared>
				<None>0</None>
			</votingAuthority>
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		<infoTable>
			<nameOfIssuer>Approach Resources,  Inc.</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>03834A103</cusip>
			<value>1174</value>
			<shrsOrPrnAmt>
				<sshPrnamt>1012338</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>1012338</Shared>
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		<infoTable>
			<nameOfIssuer>Bank of Montreal</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>063671101</cusip>
			<value>4777</value>
			<shrsOrPrnAmt>
				<sshPrnamt>78719</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
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			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>78719</Shared>
				<None>0</None>
			</votingAuthority>
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		<infoTable>
			<nameOfIssuer>Hallador Energy   Company</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>40609P105</cusip>
			<value>12744</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2788685</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
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			<investmentDiscretion>DFND</investmentDiscretion>
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				<Sole>0</Sole>
				<Shared>2788685</Shared>
				<None>0</None>
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		<infoTable>
			<nameOfIssuer>Star Gas Partners L.P.</nameOfIssuer>
			<titleOfClass>UNIT</titleOfClass>
			<cusip>85512C105</cusip>
			<value>1680</value>
			<shrsOrPrnAmt>
				<sshPrnamt>200000</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
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			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>200000</Shared>
				<None>0</None>
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		<infoTable>
			<nameOfIssuer>TCP Capital Corp.</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>87238Q103</cusip>
			<value>1141</value>
			<shrsOrPrnAmt>
				<sshPrnamt>76546</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>76546</Shared>
				<None>0</None>
			</votingAuthority>
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		<infoTable>
			<nameOfIssuer>Vanguard Index  Growth ETF (VUG)</nameOfIssuer>
			<titleOfClass>Growth ETF</titleOfClass>
			<cusip>922908736</cusip>
			<value>1872</value>
			<shrsOrPrnAmt>
				<sshPrnamt>17581</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>17581</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>Vanguard Index Value  ETF (VTV)</nameOfIssuer>
			<titleOfClass>Value ETF</titleOfClass>
			<cusip>922908744</cusip>
			<value>6354</value>
			<shrsOrPrnAmt>
				<sshPrnamt>77126</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>77126</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>Vanguard Index Mid- Cap Growth ETF  (VOT)</nameOfIssuer>
			<titleOfClass>Growth ETF</titleOfClass>
			<cusip>922908538</cusip>
			<value>1885</value>
			<shrsOrPrnAmt>
				<sshPrnamt>18800</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>18800</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>Vanguard Index Mid- Cap Value ETF  (VOE)</nameOfIssuer>
			<titleOfClass>Value ETF</titleOfClass>
			<cusip>922908512</cusip>
			<value>10724</value>
			<shrsOrPrnAmt>
				<sshPrnamt>123100</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>123100</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>Powershares Buyback  Achievers Fund  (PKW)</nameOfIssuer>
			<titleOfClass>Index ETF</titleOfClass>
			<cusip>73937B621</cusip>
			<value>1872</value>
			<shrsOrPrnAmt>
				<sshPrnamt>41300</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>41300</Shared>
				<None>0</None>
			</votingAuthority>
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		<infoTable>
			<nameOfIssuer>Powershares FTSE  RAFI US 1000  Portfolio (PRF)</nameOfIssuer>
			<titleOfClass>Index ETF</titleOfClass>
			<cusip>73935X583</cusip>
			<value>3244</value>
			<shrsOrPrnAmt>
				<sshPrnamt>36800</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>36800</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>iShares Core S&amp;P Mid- Cap (IJH)</nameOfIssuer>
			<titleOfClass>Index ETF</titleOfClass>
			<cusip>464287200</cusip>
			<value>4960</value>
			<shrsOrPrnAmt>
				<sshPrnamt>34400</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>34400</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>Danaher Corp.</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>235851102</cusip>
			<value>275</value>
			<shrsOrPrnAmt>
				<sshPrnamt>2900</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>2900</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
</informationTable>
