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 simplicity, answers should be in all lower cased letters.
question:
Category: FAMILIAR PHRASES 
Clue: The phrase "Flower Power" was coined by this poet in the 1960s
answer:
allen ginsberg


question:
Category: INVENTORS 
Clue: Mainz, Germany celebrates the life of this inventor in an annual festival called Johannisnacht
answer:
johannes gutenberg


question:
Category: MYSTERY NOVELS 
Clue: The first line of dialogue in this 1930 novel is spoken to secretary Effie Perine, "Yes, sweetheart?"
answer:

the maltese falcon