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: What do the nike symbol mean ?
What is sand 's density ?
Rome to verona by train ?
What did pennsylvania eat and drink ?

A: What is sand 's density ?
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Q: How can you train your cats ?
2005 COLORADO blower motor resistor ?
How did Louis XIV governed ?
How much money does doctors earn early ?

A: How can you train your cats ?
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Q: What was the most important events in france ?
How many sides does a Icosahedral have ?
How much is a lamborghini contach ?
What songs did vera lynn sing ?

A:
What songs did vera lynn sing ?
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