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

Input: Consider Input: Which alliteratively-named politician served as Abraham Lincoln's Vice-President between 1861 and 1865?

Output: abraham lincoln


Input: Consider Input: What is the SI unit of capacitance?

Output: capacitance


Input: Consider Input: Which actor played the parts of Mick Shipman in Gavin and Stacey and Archie Mitchell in Easterners?


Output: mick shipman