Ideal is related to Fit. Fit is related to Goal. 
Rebel is related to Fighter. Fighter is a synonym of Warrior. Warrior is related to Fighting. Knife can be used for Fighting. 
Ideal <--RelatedTo--> Fit <--RelatedTo--> Goal 
Rebel <--RelatedTo--> Fighter <--Synonym--> Warrior <--RelatedTo--> Fighting <--UsedFor-- Knife 