Anchor: An individual on a ski board appears to have jumped from the nearby helicopter.
Entailed: An individual is on a ski board.
Contradiction: The ski board is empty.
Contradiction: Jon didn't even glance at the big man. 
Contradiction: You can visit Diogos Loja de Bebidas for wine.
Contradiction: A man walks across the street.
Contradiction: There is an animal on the road.