instruction:
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 agree with 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.
question:
Sentence 1: Two girls sitting on the stoop of a building, sharing a laugh, while one drinks coffee. Sentence 2: Two girls sit on a stoop joking about pick up artists.
answer:
Two girls sit on a stoop joking around.


question:
Sentence 1: Cement truck with a yellow mixer parked in front of a building. Sentence 2: The truck has a phone number on the back.
answer:
A cement truck in front of a building.


question:
Sentence 1: A man in blue jeans, a white shirt, and a black cap is doing tricks on a skateboard. Sentence 2: A professional skateboarder is doing difficult tricks on a skateboard.
answer:

A man wearing clothes is interacting with a skateboard.