Aircraft can be used for Transport. Aircraft is related to Passenger. Passenger is related to Cab. 
Living is related to May. May is related to Allow. Allow is the opposite of Prohibit. 
Transport <--UsedFor-- Aircraft <--RelatedTo--> Passenger <--RelatedTo--> Cab 
Living <--RelatedTo--> May <--RelatedTo--> Allow <--Antonym--> Prohibit 