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: Three girls pose for a picture and one of the girls kisses the others cheek. Sentence 2: One of the girls kisses the other

SOLUTION: Three boys are eating pizza.

PROBLEM: Sentence 1: A young girl playing clarinet in a musical group. Sentence 2: A girl playing clarinet in a musical group.

SOLUTION: An old girl playing clarinet in a musical group.

PROBLEM: Sentence 1: A man in a red shirt is jumping from one rock to another larger rocker with two male spotters below him. Sentence 2: Men are helping eachother.

SOLUTION:
No one is around to catch the man.