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.

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.
Someone is surfing at the beach.

Sentence 1: Two men wearing hats are standing on the path beside a brick building. Sentence 2: Two men know each other.
Two men with hats are standing outside.

Sentence 1: A young man wearing a black tracksuit and yellow shoes is doing a high jump, while a boy watches him. Sentence 2: The athlete is about to set a new world record

A small boy watches on at the jumping athlete