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 Q]: Metro door is closing, please be quick
Metro door is closing, please step back
[EX A]: first

[EX Q]: Water is used to rub out something written by carbon pencil
Eraser is used to rub out something written by carbon pencil
[EX A]: first

[EX Q]: I like to eat a bowl of popcorn during movie time
I like to eat a bowl of pebbles during movie time
[EX A]:
second