TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that contradict each other. Your job is to alter sentence 2 so that the pair agree with each other. Generated sentences must be short, with less than 15 words. New information can be introduced. Avoid using pronouns to confuse the subject of the sentence.
PROBLEM: Sentence 1: A woman goes over some material in a book with a teen. Sentence 2: boys playing chess in home.

SOLUTION: girls are going with a book.

PROBLEM: Sentence 1: A man is waiting to go in the booth. Sentence 2: A woman sits in a booth.

SOLUTION: A person is near a booth.

PROBLEM: Sentence 1: The janitor is vacuuming the floor to make it ready for the day. Sentence 2: The janitor leaves everything alone.

SOLUTION:
The janitor is working.