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: Boy rock climbing on a blue wall while an adult looks away. Sentence 2: The adult got distracted while the boy was climbing.

SOLUTION: The boy is having fun.

PROBLEM: Sentence 1: Two men with long hair are sitting on the ground. Sentence 2: Two guys are sitting waiting for a bus.

SOLUTION: Two guys are sitting down.

PROBLEM: Sentence 1: A balding man is waving for the camera as he is seated in a large vehicle with several people dressed in coats, hats and other winter clothing. Sentence 2: The balding man waved at the camera cause he thought it would be nice to say hello

SOLUTION:
A person waving