instruction:
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:
What do brackets in an chemical equation mean?
answer:
What do square brackets in an chemical equation mean for molecules? 
 used around the chemical molecular formula


question:
How many seasons are there of teen wolf?
answer:
How many seasons are there of the 1986 TV series teen wolf as of 1987? 
 2


question:
How often does it rain in forks washington?
answer:

How often does it rain in Forks, Washington per year? 
 averages 212 days