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: A man jumping that is in midair doing a split in front of a beautiful building in the background. Sentence 2: man jumps

SOLUTION: girl follows dog

PROBLEM: Sentence 1: Three guys, one playing the guitar, one playing the keyboard accordion and one playing the violin. Sentence 2: Three people are playing musical instruments.

SOLUTION: All three guys are playing guitars.

PROBLEM: Sentence 1: A little girl with blond-hair, a yellow shirt, and a yellow cup is looking at a mirror with a woman wearing a yellow shit and red shorts behind her. Sentence 2: A woman sits behind a girl who is looking into a mirror.

SOLUTION:
a young black haired boy  with a yellow shirt and cup looks at a mirror with a man behind her wearing a yellow shirt and red shorts