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: A seminar in an auditorium. Sentence 2:  A seminar in the auditorium.

SOLUTION: A seminar on a beach in the water.

PROBLEM: Sentence 1: A man in a blue t-shirt holds a camera. Sentence 2: A man holding a camera.

SOLUTION: A man prepares to take notes.

PROBLEM: Sentence 1: A bus filled with passengers in Chicago at night. Sentence 2: The people are out at night.

SOLUTION:
The people are on a bus at day.