You are given a list of queries separated by new line. Your job is to answer with the query that is the most well-formed or well-structured query in terms of grammar, punctuations, or spelling errors.
Q: Nickname of new york city is ?
What the Comanches ate ?
Who are Americas allies ?
How is ruby purafied or produced so it can be used ?
A:
How is ruby purafied or produced so it can be used ?