Anchor: My great pal in hospital was a little American girl.
Entailed: An American girl was my hospital pal. 
Contradiction: I didn't have any pals in the hospital. 
Contradiction: Other standards can be added to the codification by one party.
Contradiction: The present value of fees is included as one component. 
Contradiction: Three puppies are sleeping.
Contradiction: A woman is playing a classical instrument and using her voice.