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 wedding party taking pictures. Sentence 2: The wedding was outdoors

SOLUTION: Someone got married

PROBLEM: Sentence 1: A girl rides by on a bicycle while a boy watches her. Sentence 2: There is a girl riding a bike outdoors racing a boy

SOLUTION: There is a girl riding a bike

PROBLEM: Sentence 1: A group of people lock arms in a line while others in the background watch. Sentence 2: The people are playing red rover.

SOLUTION:
People are locking arms and being watched.