TASK DEFINITION: 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.
PROBLEM: Water is used to rub out something written by carbon pencil
Eraser is used to rub out something written by carbon pencil

SOLUTION: first

PROBLEM: you need a fork to eat soup
you need a spoon to eat soup

SOLUTION: first

PROBLEM: it is unhealthy for students to spend all of their blood on study
it is unhealthy for students to spend all of their time on study

SOLUTION:
first