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: Riders waiting to get on the train. Sentence 2: People are waiting to get on a train to start their vacation travel.

SOLUTION: People wait to board the train.

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: A man with glasses and a green shirt is sitting to a desk. Sentence 2: A guy is sitting at a desk working.

SOLUTION:
A guy is sitting at a desk.