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 neither agree nor 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 girl in a pink dress rides her bike along a white picket fence. Sentence 2: A girl riding a bike.
Example Output: A girl is riding outside.

Example Input: Sentence 1: Three old men are sitting down talking. Sentence 2: Three men are conversing.
Example Output: Three guys are discussing the recent hockey game.

Example Input: Sentence 1: Two men, both wearing green cycling clothes and helmets, are riding bicycles. Sentence 2: Two guys ride bikes.
Example Output:
Two guys ride bikes in a triathlon.