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: Four people are leaning against a fence, looking at a hill. Sentence 2: Four people are about to climb a hill/

SOLUTION: Four people are outside.

PROBLEM: Sentence 1: A man wearing a black leather vest with a rebel flag patch on it. Sentence 2: A man wearing a colorful scarf and a black leather vest with a rebel flag patch on it.

SOLUTION: A person is wearing a vest.

PROBLEM: Sentence 1: A drummer is sitting behind a drum kit near to someone playing a guitar. Sentence 2: Two people are playing in a band.

SOLUTION:
The drummer is close to the guitarist.