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: Two people on cellphones walk down the sidewalk while a vendor stands there and a man is eating. Sentence 2: The vendor is sitting on a stool.

SOLUTION: Two people on cellphones walk down the side walk with vendor stands and a man eating

PROBLEM: Sentence 1: Three old women look at a museum exhibit, one inspects it closer. Sentence 2: The women are singing a song.

SOLUTION: The people here are more than 100 years old, if you combine their ages.

PROBLEM: Sentence 1: A man in a baseball tee-shirt is sweeping what appears to be an empty pond in a festive looking backyard. Sentence 2: The man isn't wearing a shirt.

SOLUTION:
A man sweeps an empty pond