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 Input:
people often say that a dog is man's best friend
people often say that a dog is man's best ball

Ex Output:
second


Ex Input:
Earth is a star
The sun is a star

Ex Output:
first


Ex Input:
If you drop a contact lens, it can be easy to find
If you drop a contact lens, it can be hard to find

Ex Output:

first