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DERIVATIVE LIABILITY (Details) - Derivative Liability [Member]
3 Months Ended
Oct. 31, 2019
USD ($)
shares
Beginning Balance $ 1,604,768
Addition 869,673
Expiry (577)
Fair value adjustment (729,685)
Ending Balance $ 1,744,179
Beginning Balance | shares 80,494,276
Addition | shares 22,913,217
Expiry | shares (7,077,140)
Ending Balance | shares 96,330,353