Life is a type of Motivation. Water is a type of Life. Water is related to Stuff. 
Capacity is related to Full. Full is related to Food. Salad is a type of Food. 
Motivation <--IsA-- Life <--IsA-- Water <--RelatedTo--> Stuff 
Capacity <--RelatedTo--> Full <--RelatedTo--> Food <--IsA-- Salad 