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: Two brown dogs are running through the grass. Sentence 2: Older dogs are playing around.

SOLUTION: Two dogs are running outside.

PROBLEM: Sentence 1: A blond woman pedals a bicycle while carrying a chair on her shoulders. Sentence 2: A woman is on stage performing.

SOLUTION: A woman riding a bike.

PROBLEM: Sentence 1: Two smiling children are jumping on a trampoline lined with a net. Sentence 2: The children are playing outdoors.

SOLUTION:
The children are having fun jumping.