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 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: There are five people in the picture, two guys talking near a sign for free advice, a man and women facing away and another man on a phone in the background. Sentence 2: A group of people are interacting with others.

SOLUTION: The streets are completely empty.

PROBLEM: Sentence 1: A woman running along a river along a path. Sentence 2: A human running.

SOLUTION: Nobody is running.

PROBLEM: Sentence 1: a skateboarder grinds a bench. Sentence 2: The skateboarder is performing a trick.

SOLUTION:
The skateboarder is taking a rest drinking Mountain Dew.