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.

[EX Q]: Sentence 1: A man stands behind a wall on a busy city street. Sentence 2: The man is obsured from view outside.
[EX A]: The man is walking down a busy city street.

[EX Q]: Sentence 1: A man riding a brown horse poses in front of a mountain scene. Sentence 2: A man is on a horse in front of some mountains.
[EX A]: A man is riding a polar bear.

[EX Q]: Sentence 1: A group of mixed aged people are sitting on the sidewalk waiting in a line. Sentence 2: A bunch of people waiting in line.
[EX A]:
People eating ice cream at the beach.