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: A wet dog shaking its self dry. Sentence 2: a puppy comes out of the river

SOLUTION: a wet animal

PROBLEM: Sentence 1: Interracial couple looks at each other wearing biking helmets Sentence 2: The interracial couple check out their new biking helmets they bought.

SOLUTION: A couple of humans look at each other.

PROBLEM: Sentence 1: Several people walking on the sidewalk by a fence with one man standing with a backpack. Sentence 2: The man is standing next to a woman.

SOLUTION:
There is a man with a pack.