Garbage is the opposite of Prize. Prize is related to Silver. Silver is a type of Plate. you are likely to find Shrimp in/at/on Plate. 
Joke is related to Humor. 
Garbage <--Antonym--> Prize <--RelatedTo--> Silver --IsA--> Plate <--AtLocation-- Shrimp 
Joke <--RelatedTo--> Humor 