Brave is the opposite of Weak. Weak is related to Month. 
you are likely to find Cigarette in/at/on Hand. Cigarette is related to Deadly. Deadly is related to Disease. Abortion is a type of Disease. 
Brave <--Antonym--> Weak <--RelatedTo--> Month 
Hand <--AtLocation-- Cigarette <--RelatedTo--> Deadly <--RelatedTo--> Disease <--IsA-- Abortion 