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: Closeup picture of a lady in a busy street talking on the phone. Sentence 2: A lady is talking on the phone on a busy street.

SOLUTION: The men are walking through the desert.

PROBLEM: Sentence 1: A guy is sitting by a tree watching a girl sing with a blue bucket in front of her. Sentence 2: 2 people are by a tree

SOLUTION: two dogs are singing by a tree

PROBLEM: Sentence 1: A person standing on a ciff looking down at plains and trees. Sentence 2: A person standing on a cliff observes the world below.

SOLUTION:
A person sits on a cliff to eat lunch.