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.

Example Input: Sentence 1: A man in a cap teaches children proper bike maintenance. Sentence 2: A man is teaching some children.
Example Output: A lady is watching a movie.

Example Input: Sentence 1: A man pulling a cart filled with many wooden chairs down a city street. Sentence 2: A man is in a city.
Example Output: A man is pulling an empty cart.

Example Input: Sentence 1: A baby girl is playing with a wooden puzzle. Sentence 2: a little girl plays with a wooden puzzle
Example Output:
The little girl is playing soccer