Anchor: Skiiers at the top of a snow covered hill.
Entailed: Skiiers stop at the top of the hill.
Contradiction: The men are going snowshoeing.
Contradiction: Skiiers are returning to the top of a slope for another trip down the path.
Contradiction: It is summer.
Contradiction: Snowboarders at the base of a mountain.
Contradiction: Water skiiers are ready to go.