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: There is an ice hockey game, with players and a ref near one of the goals. Sentence 2: The hockey game is indoors.

SOLUTION: The hockey game has players and refs.

PROBLEM: Sentence 1: A military jeep parked in an urban environment with armed solders inside. Sentence 2: A military vehicle with soldiers in Afghanistan.

SOLUTION: A military vehicle with soldiers.

PROBLEM: Sentence 1: A ski jumper is in the air. Sentence 2: there is a jumper in the air

SOLUTION:
a ski jumper is having a performance