Bullet is related to Full. Full is the opposite of Partial. 
Become is related to Changing. Changing is related to Influence. Exposure is a type of Influence. Exposure is a type of Photography. 
Bullet <--RelatedTo--> Full <--Antonym--> Partial 
Become <--RelatedTo--> Changing <--RelatedTo--> Influence <--IsA-- Exposure --IsA--> Photography 