Threaten is a type of Warn. Finger can be used for Warn. Finger is related to Print. Print is related to Action. 
Living can cause/lead to Breathing. Breathing requires Air. Air is related to Reward. 
Threaten --IsA--> Warn <--UsedFor-- Finger <--RelatedTo--> Print <--RelatedTo--> Action 
Living --Causes--> Breathing --HasPrerequisite--> Air <--RelatedTo--> Reward 