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: The big tree is used to keep out the rain.
Umbrellas are used to keep out the rain.

A: first
****
Q: I am afraid of floating while swimming
I am afraid of drowning while swimming

A: first
****
Q: The subway is slower than the bus
The subway is faster than the bus

A:
first
****