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 woman singing into a microphone and a man in dreadlocks behind her. Sentence 2: A woman sings into a microphone.

SOLUTION: A man in dreadlocks kills the singing woman.

PROBLEM: Sentence 1: Man riding a surfboard on a wave. Sentence 2: There is a person in the water

SOLUTION: The surfer is sunbathing on the beach

PROBLEM: Sentence 1: A cricket player is bowling the ball as the batsman is getting ready to run. Sentence 2: a cricket game taking place

SOLUTION:
Many people are standing on a white sidewalk.