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: human has a tail
dog has a tail
Example Output: first

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: He plays FPS game to kill his time
He does research work to kill his time
Example Output:
second