In this task, you're given a pair of sentences, sentence 1 and sentence 2. Sentence 2 contradicts sentence 1. Your job is to alter sentence 2 so that the pair neither agree nor 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.

Sentence 1: Children sit at the top of a cement wall. Sentence 2: Children sit on an iron fence.
Children watch a bird from a cement wall.

Sentence 1: A man standing on a rock in a river with a spash next to him. Sentence 2: A man is swimming in the river.
A man is fishing on a rock.

Sentence 1: A city market on a street sits in the foreground, with city buildings lay in the background. Sentence 2: The picture is an abstract art concept of blue, greens, and yellows, with no particular pattern or form.

The buildings are at least 10 stories each.