Silver is related to Prize. Prize is related to Reward. Reward is related to Praise. Praise is the opposite of Criticize. 
Bullet is related to Point. Point is part of Knife. 
Silver <--RelatedTo--> Prize <--RelatedTo--> Reward <--RelatedTo--> Praise <--Antonym--> Criticize 
Bullet <--RelatedTo--> Point --PartOf--> Knife 