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: A man and woman sitting and laughing. Sentence 2: the man is home alone

SOLUTION: the man is sitting with the woman

PROBLEM: Sentence 1: A man is sitting on a bench talking on a mobile phone while other people stroll across a walkway above him. Sentence 2: A little girl has a nightmare.

SOLUTION:
A man talks on the phone while sitting on a bench.