Anchor: A man is playing cello as part of an orchestra at a formal performance.
Entailed: A man is playing cello.
Contradiction: A man is playing Guarneri violin as part of an orchestra.
Contradiction: The people are gangsters with guns who are threatening others.
Contradiction: A woman is sitting.
Contradiction: Arthur Koestler's Thirteenth Tribe justifies anti-Semitism. 
Contradiction: The player is wearing green.