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:
we must exercise to sustain energy levels
we must eat to sustain energy levels

Ex Output:
first


Ex Input:
She put on her shoes.
She put on a walrus.

Ex Output:
second


Ex Input:
If you want to skate then you should wear sneakers.
If you want to skate then you should wear skates.

Ex Output:

first