Coup is a type of Success. Success is related to Pass. Pass is a different concept from Fail. 
Effective is related to Real. Real is related to Lot. Lot is related to Surface. Surface is related to Desk. 
Coup --IsA--> Success <--RelatedTo--> Pass <--DistinctFrom--> Fail 
Effective <--RelatedTo--> Real <--RelatedTo--> Lot <--RelatedTo--> Surface <--RelatedTo--> Desk 