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 is the human population of Europe ?
Pull factor of shangahai ?
How do you change a headlight on a 2004 chevy malibu ?
Can baby birds eat soft cereal ?
A: 
Pull factor of shangahai ?