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.

Input: Consider Input: Kids who live on islands often know how to swim.
Kids who live on islands rarely know how to swim.

Output: second


Input: Consider Input: human has a tail
dog has a tail

Output: first


Input: Consider Input: Jack is swimming in the lake
Jack is swimming in the playground


Output: second