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Accounts Payable and Accrued liabilities
6 Months Ended
Oct. 31, 2016
Accounts Payable and Accrued Liabilities [Abstract]  
Accounts payable and accrued liabilities
7. Accounts payable and accrued liabilities

 

Accounts payable and accrued liabilities are non-interest bearing, unsecured, and have settlement dates within one year.