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.

[Q]: Category: PULITZER PRIZES 
Clue: Nicknamed "Black Jack", his memoir "My Experiences in the World War" won the 1932 Pulitzer Prize for History
[A]: general pershing


[Q]: Category: CLASSICAL MUSIC 
Clue: Mendelssohn's "Songs without Words" were once the most popular pieces for this instrument
[A]: piano


[Q]: Category: WORLD GEOGRAPHY 
Clue: An island called the Calf of Man lies southwest of the Isle of Man in this sea
[A]:
irish sea