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: Man riding a surfboard on a wave. Sentence 2: There is a person in the water

SOLUTION: The surfer is sunbathing on the beach

PROBLEM: Sentence 1: Four people are sitting at a table on the side of a street. Sentence 2: Four people are sitting at a table on the side of a street, talking.

SOLUTION: Four people walking away

PROBLEM: Sentence 1: three young guys working in a dark room. Sentence 2: Three guys are working in a dark room.

SOLUTION:
A cat is sleeping.