TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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 blays with a black dog and a yellow ball. Sentence 2: The dog is a poodle.

SOLUTION: A man plays with a black dog.

PROBLEM: Sentence 1: Two skiers stand near a snowy mountain. Sentence 2: Tall humans standing

SOLUTION: Some humans standing.

PROBLEM: Sentence 1: A group of people hike in skis. Sentence 2: people hiking up mountain

SOLUTION:
people hiking