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.

Ex Input:
Metro door is closing, please be quick
Metro door is closing, please step back

Ex Output:
first


Ex Input:
He sand with his voice.
He sang with his table.

Ex Output:
second


Ex Input:
the lights were installed in the plane for a safe landing
the lights were installed in a meeting for a safe landing

Ex Output:

second