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: A man in a polo shirt sits in a chair looking at a computer screen. Sentence 2: A man is looking at porn on his computer.

SOLUTION: A man is looking at a computer.

PROBLEM: Sentence 1: A group of people riding on a crowded bus. Sentence 2: The bus was full.

SOLUTION: People were on the bus.

PROBLEM: Sentence 1: Two boys on opposing teams, blue and red versus purple and white, are chasing a soccer ball down the field while being watched by their other teammates. Sentence 2: two boys are rival soccer players

SOLUTION:
two boys play soccer