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.

[EX Q]: In which country is cotopaxi in ?
A steppe climate can be found in what n european country ?
What is standard chair rail height ?
What is on the inside of a golf ball ?
[EX A]: A steppe climate can be found in what n european country ?

[EX Q]: What is the difference between and scientific theory and a scientific law ?
What is the origin of the kuiper belt ?
What is the 1993 madison dollar worth ?
What are the types of rap and hip hop ?
[EX A]: What is the difference between and scientific theory and a scientific law ?

[EX Q]: What influences pricing decision ?
Are clams called filter feeders ?
Postesuperior boundary of the oral cavity ?
What is the earth 's approximate diameter ?
[EX A]:
Postesuperior boundary of the oral cavity ?