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.

Some giraffes live in the spaghetti
Some giraffes live in the serengeti.
first

A person who is studying at a university or other place is called student
A person who is studying at a university or other place is called teacher
second

being alive is the opposite of being dead
being nervous is the opposite of being dead

second