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 white dog with a black collar runs in the snow. Sentence 2: A dog is playing in a snow bank.

SOLUTION: There is a dog running outside.

PROBLEM: Sentence 1: A young boy wearing a name tag is running on a soccer field. Sentence 2: the boy is on the winning soccer team

SOLUTION: the young boy is wearing a name tag on the soccer field

PROBLEM: Sentence 1: Man driving a green taxi down a busy street. Sentence 2: There is a passenger in the taxi.

SOLUTION:
A man is driving a car.