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 person is bundled up in cold weather gear near a snow-covered mountain. Sentence 2: The person is outdoors.

SOLUTION: The person is sleeping in a restaurant.

PROBLEM: Sentence 1: A boy selling lemonade for$ 1 rides his bike with no hands as he advertises his product to a long line of people. Sentence 2: The  boy is selling lemonade for a $1.

SOLUTION: A boy selling cookies to a group of people.

PROBLEM: Sentence 1: Two men and one woman dressed in suits and ties holding musical gear. Sentence 2: Some people who were dressed up are holding something.

SOLUTION:
10 people are playing tennis