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 neither agree nor 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 starts walking towards a bowling lane, appearing to be winding up for a bowl. Sentence 2: There is a man in the bowling alley.

SOLUTION: The person bowls a strike.

PROBLEM: Sentence 1: An older middle-aged man wearing a brown hat is strumming a guitar and singing into a microphone; his female companion is singing into a microphone and playing an instrument also, but the woman's instrument cannot be readily seen. Sentence 2: The man and woman singing due play their instruments, although the woman's instrument is blocked by something.

SOLUTION: The couple sing and play together nicely, even if the man's brown hat is blocking the woman's instrument.

PROBLEM: Sentence 1: A man wearing glasses holds a flip phone in his hand while a woman wearing earrings stands behind him. Sentence 2: A man and a woman are standing in line.

SOLUTION:
A man is checking his cell phone and ignoring his date.