Anchor: People skiing down a slope.
Entailed: People skiing a slope.
Contradiction: People skiing cross country.
Contradiction: What don't you do?
Contradiction: In 1999, lawyers at the nation's highest grossing firms spent 36 hours per year on pro bono cases.
Contradiction: Ca'daan was weak, even puny, perhaps. 
Contradiction: The boy and girl are getting wet.