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 boy is attempting to climb an iron fence. Sentence 2: A curious boy is trying to escape from the confines of his school's playground.

SOLUTION: A boy is in this photograph.

PROBLEM: Sentence 1: A man with a shaved head and a button-up shirt looks into a microscope near a poster about red blood cells. Sentence 2: A scientist studies a vaccine.

SOLUTION: A man without hair near a poster about red blood cells is looking through a microscope.

PROBLEM: Sentence 1: A man in black and white is holding a ball with a red and blue stripe. Sentence 2: A man is about to shoot a basketball

SOLUTION:
A man is wearing black and white