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.

Sentence 1: A man sitting in a blue metal chair. Sentence 2: A man is exhausted and sitting down.
A man is resting in a blue chair.

Sentence 1: A man is enjoying a bottled beverage as he walks down the street. Sentence 2: A man was drinking a beer walking down the street.
The man is walking down the street.

Sentence 1: Two girls swing a skipping rope which a third girl jumps Sentence 2: The girls are wearing school uniforms while playing.

three girls are playing with a jump rope.