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 bare chested man with swimming goggles on his head with a group of swimmers behind him. Sentence 2: a man is leading a swim race

SOLUTION: a shirtless man is followed by swimmers

PROBLEM: Sentence 1: A leader at the front of a group is holding her hands in the air just like what all of the people facing her are doing. Sentence 2: The people are playing a game of Simon Says.

SOLUTION: A group of people are copying the person in front of them.

PROBLEM: Sentence 1: A woman in a green shirt is bowling at a neon-lit bowling alley. Sentence 2: The woman likes to bowl.

SOLUTION:
They woman is bowling.