TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that contradict each other. Your job is to alter sentence 2 so that the pair agree with 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 white dog that is muddy walks across the green grass. Sentence 2: A cat walks across green, healthy grass.

SOLUTION: A dirty dog treks through grass.

PROBLEM: Sentence 1: A man spinning a skateboard in his hands while people watch. Sentence 2: A man is rollerblading.

SOLUTION: A man is spinning a skateboard.

PROBLEM: Sentence 1: With blue slide in background, a young boy is standing on a swing's seat at a playground. Sentence 2: The boy is napping in his bed.

SOLUTION:
The young boy is outdoors.