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 keystone helps support an arch
A branch helps support an arch
[A]: second


[Q]: The shark is in the bedroom.
The doll is in the bedroom.
[A]: first


[Q]: I sat on the plane and squashed it
I sat on the tomato and squashed it
[A]:
first