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: Black man with a white shirt, black pants, and a dark hat on his hands and knees on field during a sunny day. Sentence 2: a man is on his knees in a field on a sunny day

SOLUTION: a man sets fire to a field on a snowy day

PROBLEM: Sentence 1: A child in a red sweatshirt, jeans, and black bike helmet and a dog pose for a picture outdoors. Sentence 2: A child poses for a picture outdoors with a dog.

SOLUTION: They took pictures indoors

PROBLEM: Sentence 1: Young boy playing tee ball. Sentence 2: Young boy plays with a ball.

SOLUTION:
A old man plays with a tee ball.