In this task, you are given two natural language statements with similar wording. You must choose the statement that makes less sense based on common sense knowledge. A '
' separates the statements. Use "first" or "second" to indicate which sentence makes less sense.

Example Input: surgeons began to scrub their hands and arms with soap before operating
surgeons began to scrub their hands and arms with lotion before operating
Example Output: second

Example Input: A person who is studying at a university or other place is called student
A person who is studying at a university or other place is called teacher
Example Output: second

Example Input: A fox is a bird
A fox is an animal
Example Output:
first