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Accounts Payable and Accrued Expenses (Tables)
3 Months Ended
Aug. 31, 2019
Payables and Accruals [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

August 31,

2019

May 31,

2019

Accounts payable

$

943,875

 

$

999,593

Deferred rent

 

--

 

37,972

Total

$

943,875

 

$

1,037,565