Anchor: As the road climbs higher you'll reach a hidden valley, left behind as the glaciers of the Ice Age melted.
Entailed: The Ice Age had many glaciers. 
Contradiction: The valley is noticeable almost immediately. 
Contradiction: he is in a tornado
Contradiction: A man lies in the snow.
Contradiction: They are fine to be near it every day.
Contradiction: People are playing on a beach.