Know is the opposite of Shrug. Shrug is related to Body. Body is related to Shower. 
you are likely to find Lighting in/at/on Theater. Lighting is related to Dark. Dark is related to Smoke. 
Know <--Antonym--> Shrug <--RelatedTo--> Body <--RelatedTo--> Shower 
Theater <--AtLocation-- Lighting <--RelatedTo--> Dark <--RelatedTo--> Smoke 