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: Man can't breathe in space
Man can breathe in space
Example Output: second

Example Input: HE USE STONES TO COOK
HE USE VEGETABLES TO COOK
Example Output: first

Example Input: The shoes in the bookstore are on sale
The books in the bookstore are on sale
Example Output:
first