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: He went to sleep on his roof.
He went to sleep on his bed.
Example Output: first

Example Input: many people's skin is black
many people's skin is blue
Example Output: second

Example Input: He opened the door
The door opened him
Example Output:
second