TASK DEFINITION: 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.
PROBLEM: Sentence 1: An oriental person is standing behind a food stand. Sentence 2: The person stands behind the food.

SOLUTION: The person is selling chicken.

PROBLEM: Sentence 1: A girl sliding down a pole Sentence 2: she slides down the pole

SOLUTION: she slides down the pole on her birthday

PROBLEM: Sentence 1: A man with a weird bike watches a policeman and some skateboarders. Sentence 2: A man with a bike is watching the policeman.

SOLUTION:
The policeman is arresting the skateboarders.