Anchor: snowboarder performing a backflip on a snowy mountain
Entailed: A person is out in the snow.
Contradiction: There is nobody in the snow.
Contradiction: He's really got you in a corner, Boris, he warned quietly.
Contradiction: A man is passing a bust stop.
Contradiction: A man is working on his laptop.
Contradiction: The subject of the Musee de l'Homme is the prehistory of humanity.