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: Two children are using pruning tools in the yard. Sentence 2: A couple of children are outside using gardening tools.

SOLUTION: Two children are having breakfast.

PROBLEM: Sentence 1: A group of people sitting and sleeping outside a building. Sentence 2: Some people are outside.

SOLUTION: Some people are standing up indoors.

PROBLEM: Sentence 1: A little boy in a blue shirt looking at the camera, concrete in the background. Sentence 2: A boy looks at a camera.

SOLUTION:
The little boy is climbing a tree in the middle of a library.