You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For consistency, answers should be in all lower cased letters.

[Q]: Category: KINGS NAMED GUSTAV 
Clue: Current king Carl XVI Gustaf met his wife at this event in Munich in 1972; she was an interpreter
[A]: summer olympics


[Q]: Category: 10-LETTER NAMES 
Clue: Roman myths called Hades' wife Proserpina, while the Greeks knew her by this name
[A]: persephone


[Q]: Category: WEISS GUYS 
Clue: This Peter Weiss play about a notorious marquis & a French assassination victim shocked 1960s audiences
[A]:
marat/sade