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 dog runs on the grass in a yard, a gazebo in the background. Sentence 2: A person or animal in the picture is moving.

SOLUTION: Everyone in the shot is in a parking lot.

PROBLEM: Sentence 1: There is an old man knitting hats while sitting on a pile of rocks. Sentence 2: old man knitting hat while sitting on a pile of rock

SOLUTION: man eating dinner at a beach side restaurant

PROBLEM: Sentence 1: A boy with a zip-up sweater is playing the french horn. Sentence 2: A boy with a sweater is playing the french horn.

SOLUTION:
A girl with a zip-up sweater is playing the french horn.