premise: There is a Victorian style building in the background, and in the foreground is a lake where a tiny paddle boat sits with three people in it. hypothesis: The pond is too shallow for any boating.
contradiction: If the pond is too shallow for any boating, then there cannot be people boating on it.|contradiction: There may be either pond or lake.|contradiction: Three people cannot sit in a paddle boat if the water is not deep enough. A pond refers to a small body of water, and a lake is much larger.