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]: The polar bear flew south for the winter
The bird flew south for the winter
[EX A]: first

[EX Q]: human has a tail
dog has a tail
[EX A]: first

[EX Q]: You are likely to find a heifer in a barnyard
You are likely to find a dolphin in a barnyard
[EX A]:
second