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:
Buy mud so we can make the chocolate cake
Buy flour so we can make the chocolate cake

Ex Output:
first


Ex Input:
Frank read thirty books this year.
Frank read every book in one year.

Ex Output:
second


Ex Input:
The river flows up the mountain.
The river flows down the mountain.

Ex Output:

first