Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Sentence 1: A dog plays in the grass. Sentence 2: A dog is playing.
Student:
The dog is playing fetch.