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 primary functions of investment banking ?
What is the real name of the current pope ?
Why does bugs bunny stand on 2 legs not 4 ?
In which country would you find Land 's End ?

A: Why does bugs bunny stand on 2 legs not 4 ?
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Q: Why was new amsterdam established ?
Names of meteors in the milkyway ?
How died eros die ?
What job can you get with an associates in Elementary Education ?

A: How died eros die ?
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Q: Who is the mayor of New York City ?
How many people climb kilimanjaro each year ?
How is the boomerang used ?
What is the lowest instument ?

A:
What is the lowest instument ?
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