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 were the wars in South America ?
How many centitmters equal four decimeters ?
How many calories in a cup of chopped lettuce ?
Is PH3 polar or nnonpolar ?

A: Is PH3 polar or nnonpolar ?
****
Q: What is excretory organ ?
How do you control oxygen levels of water in a fish tank ?
What are ways to prevent gingivitis ?
What are the transport facilities like in Paris ?

A: What is excretory organ ?
****
Q: Does sounder die in sounder ?
Lisence in ultrasound sonograph in US ?
What is the size of standared curved couch ?
What is quartering of soldiers in the constitution ?

A:
Lisence in ultrasound sonograph in US ?
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