instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
What is the alcoholic ingredient of a Screwdriver cocktail?
answer:
screwdriver


question:
Which American screenwriter, producer, director, actor, author and editor, most productive in the 1950's, made Plan 9 From Outer Space, Glen or Glenda and Bride Of The Monster?
answer:
screenwriter


question:
The film 1953 Calamity Jane produced which hit for Doris Day that reached #1 on the Billboard charts in 1954?
answer:

doris day