Pistol can be used for Concentrate. Pistol can be used for Train. Train is a type of Learn. 
Camp is related to Live. Live is a synonym of Survive. Survive is a synonym of Last. Last is related to Final. 
Concentrate <--UsedFor-- Pistol --UsedFor--> Train --IsA--> Learn 
Camp <--RelatedTo--> Live <--Synonym--> Survive <--Synonym--> Last <--RelatedTo--> Final 