Scene is related to Theater. you are likely to find Bathroom in/at/on Theater. you are likely to find Bathroom in/at/on Hotel. Hotel is related to Affair. 
Courage is the opposite of Fear. Fear is the opposite of Safety. 
Scene <--RelatedTo--> Theater <--AtLocation-- Bathroom --AtLocation--> Hotel <--RelatedTo--> Affair 
Courage <--Antonym--> Fear <--Antonym--> Safety 