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.

[EX Q]: Sentence 1: Cobblestone street and line of storefronts Sentence 2: There are people walking down the street.
[EX A]: There are stores along a street.

[EX Q]: Sentence 1: Two guys barbecuing, one in blue shirt bending down, while the other in black shorts stands facing his back to the camera. Sentence 2: Dinner is being prepared by the two brothers.
[EX A]: Two men are barbecuing.

[EX Q]: Sentence 1: A teen in a green shirt laughs, while a girl with a yellow sweater, and a pink, plastic tiara, holds a balloon. Sentence 2: There is a boy and girl at a birthday party.
[EX A]:
Two teens are hanging out, having a good time.