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: The little boy is having a grand time at the water park. Sentence 2: A boy is going down a water slide.

SOLUTION: A boy is at a water park.

PROBLEM: Sentence 1: Two soccer players, one from a team wearing red and the other wearing white, are both going for the soccer ball, while people on the bleachers watch. Sentence 2: The ball is about to go out of bounds.

SOLUTION: Two players from opposing soccer teams head for the soccer ball while the audience looks on.

PROBLEM: Sentence 1: A man in a dark jacket is bringing a bunch of boxes to a man in a beige jacket. Sentence 2: A man is wearing sun glasses carrying boxes.

SOLUTION:
A man is carrying boxes.