Anchor: A man dressed in white plays a keyboard as his band performs.
Entailed: A man is playing music.
Contradiction: The man in white is playing a saxophone.
Contradiction: Tell me the reasons why you use the same computer at home that you do at work. 
Contradiction: People are sitting on bars.
Contradiction: There is little market for inlaid wood here.
Contradiction: Six people have gathered to play music