instruction:
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.
question:
Category: QUOTES 
Clue: 19th C. German chancellor who spoke of "Blut und Eisen", meaning "blood & iron"
answer:
otto von bismarck


question:
Category: NAME THAT CENTURY 
Clue: President McKinley is assassinated
answer:
the 20th century


question:
Category: AMERICAN PLAYWRIGHTS 
Clue: Pittsburgh's African American Cultural Center was renamed for this "Piano Lesson" author who was born in Pittsburgh
answer:

august wilson