Given the task definition and input, reply with output. 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.

The price of a postage stamp ?
How much do policemen make an hour ?
What is the size of the skin cell ?
How much does a murder detective make ?

The price of a postage stamp ?
Given the task definition and input, reply with output. 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.

The price of a postage stamp ?
How much do policemen make an hour ?
What is the size of the skin cell ?
How much does a murder detective make ?

user
The price of a postage stamp ?
assistant
Given the task definition and input, reply with output. 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.

The price of a postage stamp ?
How much do policemen make an hour ?
What is the size of the skin cell ?
How much does a murder detective make ?

The price of a postage stamp ?