Place is related to Seat. Seat is related to Airline. Southwest is a type of Airline. 
Invasion is related to Attack. Attack is the opposite of Retreat. Retreat is related to Turn. Turn is a synonym of Play. 
Place <--RelatedTo--> Seat <--RelatedTo--> Airline <--IsA-- Southwest 
Invasion <--RelatedTo--> Attack <--Antonym--> Retreat <--RelatedTo--> Turn <--Synonym--> Play 