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 dog stands in a field. Sentence 2: There is an animal outside.
Example Output: The dog runs through a field.

Example Input: Sentence 1: Two men, one playing a purple guitar and the other playing an accordion, sitting on stone steps. Sentence 2: The men are playing instruments.
Example Output: The friends are baking some pastries.

Example Input: Sentence 1: A skier with ski sticks is cutting into the snow as he makes a sharp turn. Sentence 2: A person turning on skis.
Example Output:
A person is watching tv.