Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Input: Consider Input: What was the first Apollo mission to leave Earth orbit and orbit the moon, in 1968?

Output: apollo


Input: Consider Input: In 1981, in a move that met with considerable controversy, the Agriculture Department in the US proposed classifying pickle relish and what other condiment as vegetables in order to save money on school lunch programs?

Output: condiment


Input: Consider Input: Which TV comedy drama series featured a character called Claude Erskine-Brown?


Output: julian curry