Anchor: Freshwater fish species swim in the tanks; there's also a seashore exhibit with a wave machine.
Entailed: There is a wave machine at one of the exhibit.
Contradiction: The tanks are only for saltwater fish.
Contradiction: A woman prepares to play in the snow.
Contradiction: The runners are together.
Contradiction: There is a man grilling outdoors.
Contradiction: A tennis player returns a tennis ball.