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: A man walks toward a car in a parking lot. Sentence 2: A man is walking towards a car.

SOLUTION: This photo is taken deep, deep in the woods.

PROBLEM: Sentence 1: A bearded man wearing a painter's cap is playing the xylophone on the side of a busy walkway. Sentence 2: New Orleans street performer

SOLUTION: A man is clean shaven.

PROBLEM: Sentence 1: The skateboarder rides the pipe wall at a skater park. Sentence 2: A skateboarder is at a park

SOLUTION:
The biker rides the pipe wall at a skater park.