TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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: An artist wearing a red and black sweater painting a mural on the side of a brick building. Sentence 2: Artist restoring an old painting on the side of a building.

SOLUTION: Artist working on a mural outdoors.

PROBLEM: Sentence 1: On wooden steps leading to a porch, a blond woman in denim shorts sits next to another person whose face is obscured by a baseball cap. Sentence 2: The people are having a conversation.

SOLUTION: People are sitting on the steps.

PROBLEM: Sentence 1: Two people are kissing and the women is trying to take a picture of something from her camera. Sentence 2: A woman takes a picture.

SOLUTION:
A couple kisses and takes a picture.