In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to provide one question which clarifies the input question and it has one unique answer, and also provide an answer to the generated question. Generated question and answer should be separated with a new line.
--------
Question: How many episodes of fairy tail are there 2018?

Answer: How many episodes of fairy tail are there made in 2018? 
 12


Question: What is the largest coin in the us?

Answer: What is the largest coin ever minted in the us? 
 gold "Half Union" pattern in 1877


Question: When did the facebook messenger app come out?

Answer:
When was the facebook messenger app originally developed as Facebook Chat? 
 2008