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 simplicity, answers should be in all lower cased letters.

Category: OPERAS BASED ON PLAYS 
Clue: "The Queen of Cornwall", from a play by this author, premiered "Far from the Madding Crowd", in Glastonbury
thomas hardy

Category: FILL IN THE SHAKESPEARE TITLE 
Clue: "T.M.W.O.W."
the merry wives of windsor

Category: THE "L" WORDS 
Clue: A removable cover, or old slang for a hat

a lid