Anchor: A man and a woman are playing the violin while another man is playing an electric guitar.
Entailed: People are playing instruments.
Contradiction: They are eating at a coffee shop.
Contradiction: He really couldn't be poorer. 
Contradiction:  discounts for transportation have been limited to Standard A
Contradiction: Two women wave at each other but don't say anything
Contradiction: Logical access controls are one type of technical control.