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.

When was the temple of hercules victor built?
later 2nd century BC

How are point sources of pollution regulated by the cwa?
requires dischargers to obtain a National Pollutant Discharge Elimination System (NPDES) permit

When did the cavaliers win the nba championship?

2016 NBA Finals