Canvas can be used for Art. you are likely to find Canvas in/at/on Museum. Museum is related to Artist. Artist is related to Paint. 
Leather cannot be Liquid. Gasoline is a type of Liquid. 
Art <--UsedFor-- Canvas --AtLocation--> Museum <--RelatedTo--> Artist <--RelatedTo--> Paint 
Leather --NotHasProperty--> Liquid <--IsA-- Gasoline 