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: Cows chew water
Cows chew cud
Example Output: first

Example Input: the guy was playing game on the mobile phone
the dog was playing game on the mobile phone
Example Output: second

Example Input: She mailed some boats in the post office
She mailed some post cards in the post office
Example Output:
first