you would Contemplate because Wonder. Request is a type of Wonder. Excuse is a type of Request. Excuse is a type of Defense. 
Writer is a type of Artist. Artist is related to Painter. Painter is related to Person. Person wants (to) Motivation. 
Contemplate --MotivatedByGoal--> Wonder <--IsA-- Request <--IsA-- Excuse --IsA--> Defense 
Writer --IsA--> Artist <--RelatedTo--> Painter <--RelatedTo--> Person --Desires--> Motivation 