Anchor: A green train getting ready to enter a tunnel, along with the train conductor who is wearing a blue hat and shirt.
Entailed: The train conductor is leading the train into a tunnel.
Contradiction: A boat rides on a smooth lake.
Contradiction: The train is black and grey.
Contradiction: A car drives onto a ferry.
Contradiction: The green train is stopped.
Contradiction: The green train was on a track outdoors by some buildings.