Anchor: he's a big mean guy
Entailed: He's large and spiteful
Contradiction: He's just like a teddy bear! He's big, but wouldn't hurt a fly!
Contradiction: The Portuguese never landed here, they landed on the east coast of China.
Contradiction: There is a classical drama festival held here every year in May and June.
Contradiction: Everyone in the room was convinced.
Contradiction: The dog can't run away.