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: Two girls are standing outside. Sentence 2: Two girls stand outside while waiting for their friends.

SOLUTION: Two people stand around outdoors.

PROBLEM: Sentence 1: Man driving a red Coca-Cola truck by palm trees. Sentence 2: The man is making a delivery.

SOLUTION: Someone is driving a vehicle.

PROBLEM: Sentence 1: A large crowd of people walk around on a busy street. Sentence 2: A large crowd of men in suits walk around on a busy street.

SOLUTION:
There are many people walking down the street.