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: How many serial killers are in Canada ?
Do focus groups provide quantitative or qualitative data ?
How much is a 1970 silver half sollar worth ?
How much money does a doctor makes in a year ?

A: How much is a 1970 silver half sollar worth ?
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Q: Can you give me more contributions of arturo alcaraz ?
What is the origin of football ?
What is molecular formula for Hydrobromic acid ?
Where were viking longboats built ?

A: What is molecular formula for Hydrobromic acid ?
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Q: What is color of magnesium sulphate solution ?
What is the procedure for ending a filibuster ?
List fousr barbary states ?
How did AIDS originate or get to Africa ?

A:
List fousr barbary states ?
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