TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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: There is a man on the phone in an office setting. Sentence 2: The man is having a phone conference

SOLUTION: The man is inside

PROBLEM: Sentence 1: A man holds an orange juice carton on a grocery store shelf while a woman looks further down on the shelf. Sentence 2: A tall man.

SOLUTION: A man holds a carton.

PROBLEM: Sentence 1: A baby is playing outdoors on a sunny day sitting in a colorful kids chair playing with toys, biting the top of a blue toy, with a back drop of green grass and neighborhood fence. Sentence 2: The baby is alone.

SOLUTION:
a kid plays in a chair