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: Two surfers in the ocean with one watching while the other in a green and black suit rides a wave in. Sentence 2: Surfers are on vacation in Hawaii.
Example Output: Someone is surfing at the beach.

Example Input: Sentence 1: Two smiling men, one wearing a red jacket and the other wearing a navy blue jacket, are standing in the snow preparing to ski. Sentence 2: The woman are enjoying their vacation to Aspen with some skiing on the fresh morning powder.
Example Output: There are two woman in this picture, and they are both outside.

Example Input: Sentence 1: A little boy with blond-hair, who wears blue clothing and black boots, walks down a slightly rocky dirt path. Sentence 2: a boy is chasing someone down
Example Output:
a boy is walking