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 siren barked at the puppy
The puppy barked at the siren

A: first
****
Q: There are no human beings living on the sun
There are human beings living on the sun

A: second
****
Q: The moon is the planet of the earth
The moon is the planet of Venus

A:
second
****