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: Various people sitting and talking in a room. Sentence 2: there are variety of people giving presentation and doing discussions

SOLUTION: A girl catching a bus in the city.

PROBLEM: Sentence 1: People crowd a smoky street. Sentence 2: People gathered outside

SOLUTION: A single person sitting in their bed

PROBLEM: Sentence 1: A man is in the ocean holding onto a surfboard as a child attempts to stand up. Sentence 2: A man in the ocean.

SOLUTION:
A man is snowboarding.