Cause is related to Starter. Starter is related to Wood. Wood is related to Block. Nut is a type of Block. 
Creation is related to Writing. Writing can be used for Entertainment. 
Cause <--RelatedTo--> Starter <--RelatedTo--> Wood <--RelatedTo--> Block <--IsA-- Nut 
Creation <--RelatedTo--> Writing --UsedFor--> Entertainment 