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.

[EX Q]: Sentence 1: Brown dog with white marking on forehead coming down cement steps. Sentence 2: A brown dog is coming down with a stick.
[EX A]: A brown dog is coming down.

[EX Q]: Sentence 1: A woman in green boots and a green bag talking on her cellphone as she walks. Sentence 2: A women is walking, while talking to her husband.
[EX A]: A person is on the phone.

[EX Q]: Sentence 1: A group of mountain climbers scales a snowy peak. Sentence 2: A group of hikers are climbing Mt. Everest.
[EX A]:
A group of hikers are climbing a mountain.