Anchor: Cool, refreshing snow flies as a skier speeds quickly down a wintry wonderland.
Entailed: Someone is skiing in really nice snow.
Contradiction: Someone is playing by the beach.
Contradiction: Just one kind there
Contradiction: The river Tiber is straddled by the Trastevere neighborhood.
Contradiction: They are in the buttom of the ocean
Contradiction: Their feet are off of the ground.