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 group of turbaned men ride motorbikes away from the viewer down a tree edged street while a white van follows them. Sentence 2: A group of men ride motorbikes as a van follows them.

SOLUTION: Motorcycle riders are stopped and drinking some coffee.

PROBLEM: Sentence 1: A little girl in a purple shirt is raking leaves. Sentence 2: A girl is outside

SOLUTION: The girl is pulling weeds

PROBLEM: Sentence 1: Young girl in ponytail pets furry cat Sentence 2: A young girl pets a cat.

SOLUTION:
A fog is descending from the mountains.