Crowd is related to Exciting. Exciting is related to Sexy. Person wants (to) Sexy. 
Rental is derived from Rent. Rent is related to Revenue. Revenue is the opposite of Cost. 
Crowd <--RelatedTo--> Exciting <--RelatedTo--> Sexy <--Desires-- Person 
Rental --DerivedFrom--> Rent <--RelatedTo--> Revenue <--Antonym--> Cost 