Bullet is related to Lead. Lead is related to Front. Front is the opposite of Rear. Foster is a type of Rear. 
Predator is related to Shark. Shark is related to White. White is related to Sugar. Sugar is related to Stuff. 
Bullet <--RelatedTo--> Lead <--RelatedTo--> Front <--Antonym--> Rear <--IsA-- Foster 
Predator <--RelatedTo--> Shark <--RelatedTo--> White <--RelatedTo--> Sugar <--RelatedTo--> Stuff 