Cake is related to Size. Size is related to Tag. 
Book would make you want to Sleep. one thing you do when you Relax is Sleep. Relax is the opposite of Work. Check is a type of Work. 
Cake <--RelatedTo--> Size <--RelatedTo--> Tag 
Book --CausesDesire--> Sleep <--HasSubevent-- Relax <--Antonym--> Work <--IsA-- Check 