You are given a set of queries separated by '
', and your job is to find out the query which is not a well-formed or well-structured query in terms of grammar, punctuations, or spelling errors.
Q: What are the rules for ballet ?
Who was charles r drews spouse ?
How does an elodea cell compare to a paramecia ?
How much money does artificial turf cost ?
A: 
Who was charles r drews spouse ?