TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that agree with each other. Your job is to alter sentence 2 so that the pair contradict 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 man in a suit walks in front of a colorful mural. Sentence 2: He is crossing a colorful mural

SOLUTION: A man in a suit sitting in a chair

PROBLEM: Sentence 1: A woman sits near the water washing clothes in the river. Sentence 2: Someone is doing laundry.

SOLUTION: Nobody is near the river.

PROBLEM: Sentence 1: Three small boys working on a piece of furniture on a deck. Sentence 2: Three small boys working.

SOLUTION:
Three small boys lounging on furniture on a deck.