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: Someone is walking through the snow with snow covered mountains behind them. Sentence 2: a person is walking in the himalayas
Example Output: a person is walking outside

Example Input: Sentence 1: A woman in a white shirt sitting on a gray bench in front of a wall with graffiti written on it. Sentence 2: A woman is waiting for a bus
Example Output: A woman sits on a gray bench with urban art behind her.

Example Input: Sentence 1: A man wearing a yellow helmet is riding on his red motorcycle. Sentence 2: The man borrowed the helmet from a friend.
Example Output:
A man is riding his red motorcycle.