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: Boy rock climbing on a blue wall while an adult looks away. Sentence 2: The adult got distracted while the boy was climbing.
Example Output: The boy is having fun.

Example Input: Sentence 1: Two opposing hockey players prepare for a face off. Sentence 2: Two opposing hockey players prepareing for a face off for the championship.
Example Output: Two hockey players are getting ready to play.

Example Input: Sentence 1: cowboy rides a horse in a parade as onlookers watch from the curb. Sentence 2: A cowboy on his horse
Example Output:
A person riding