Anchor: A man in a black shirt playing piano.
Entailed: A guy is playing a piano while wearing a black top.
Contradiction: A lady is playing the violin.
Contradiction: There is plenty of reasons to desert.
Contradiction: A man is walking down the sidewalk.
Contradiction: The people are running across a bridge
Contradiction: The postal service won't have any net scale benefit if and when they are around, two numbers short of, 15 percent inefficient.