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.

Example Input: she uses a bike to cross the river
she uses a boat to cross the river
Example Output: first

Example Input: education is the most important person of his life
education is the most important aspect of his life
Example Output: first

Example Input: Newton discovered gravity
Einstein discovered gravity
Example Output:
second