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.

Q: A toothbrush is used for cleaning teeth.
A television is used for cleaning teeth.

A: second
****
Q: his bike tire was square
his bike tire was round

A: first
****
Q: A rabbit can knock people down.
A lion can knock people down.

A:
first
****