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.

Example Input: Sentence 1: a boy in an orange jacket climbes through a play tunnel Sentence 2: The boy is playing with his brother.
Example Output: The boy is in an enclosed space.

Example Input: Sentence 1: A couple sits on a ledge to the left of a large tower of pink, purple and blue cotton candy. Sentence 2: The couple is preparing to compete in all you can eat cotton candy competition.
Example Output: A couple is sitting near a tower.

Example Input: Sentence 1: A brown dog is jumping in the air near a pink-coated girl. Sentence 2: The pink-coated girl is throwing a stick.
Example Output:
A dog jumps through the air.