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 group of men and women are sitting at a table drinking beers. Sentence 2: A group of people having drinks.

SOLUTION: A few people playing at the park.

PROBLEM: Sentence 1: A runner is being handed a water bottle from a woman in a teal jacket holding an umbrella. Sentence 2: A woman with an umbrella hands a water bottle to a runner.

SOLUTION: Woman sitting on a couch

PROBLEM: Sentence 1: A group of young men is buried up to their chest in sand. Sentence 2: A group of guys buried in the sand.

SOLUTION:
A group of young men swim in the ocean.