Rat is a type of Hire. Rat is a synonym of Finger. Finger can be used for Poke. 
Curve is a synonym of Bow. Bow is related to Shooting. Rifle can be used for Shooting. Rifle is related to Association. 
Hire <--IsA-- Rat <--Synonym--> Finger --UsedFor--> Poke 
Curve <--Synonym--> Bow <--RelatedTo--> Shooting <--UsedFor-- Rifle <--RelatedTo--> Association 