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:
The two children threw a ball back and forth.
The two children threw a knife back and forth.

Ex Output:
second


Ex Input:
most people must sell their labor to get food.
most people must sell their labor to get air.

Ex Output:
second


Ex Input:
Mary ate a rock.
Mary ate an orange.

Ex Output:

first