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]: studying for a subject is for those who wish to pass a test
studying for a subject is for those who wish to pass a class
[A]: second


[Q]: The lake is filled with water.
The lake is filled with orange juice.
[A]:
second