Anchor: A snowboarder in green is balancing on a wodden bench.
Entailed: A snowboarder is on a bench.
Contradiction: A skier is skiing.
Contradiction: Child runs after a baseball he lost.
Contradiction: People are shopping.
Contradiction: Parents do not really care about the specific traits of the donors. 
Contradiction: I received a sum of nine thousand dollars in exchange for teaching for a year.