Anchor: Three men are standing in a police boat with many rocks behind them.
Entailed: Three men in a police boat with rocks near them.
Contradiction: The men are standing on a dock.
Contradiction: A man operates a plowhorse on a sunny afternoon.
Contradiction: Tivoli is really famous because of the terraced gardens.
Contradiction: I just saw you here a moment ago. 
Contradiction: The people listened intently.