You will be given a definition of a task first, then some input of the task.
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.

Sentence 1: A surfer in black attempts a 180 turn against a cascading wave with a white surfboard. Sentence 2: The surfer in black does a turn on a wave.
Output:
The surfer is doing tricks on a large wave.