In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Input: Consider Input: Who abolished the custom of sati in india?

Output: William Henry Cavendish-Bentinck


Input: Consider Input: How are point sources of pollution regulated by the cwa?

Output: requires dischargers to obtain a National Pollutant Discharge Elimination System (NPDES) permit


Input: Consider Input: Who sings the opening song for sons of anarchy?


Output: Curtis Stigers & The Forest Rangers