Anchor: A doberman bites a large blue ball.
Entailed: This dog plays with his toy.
Contradiction: The cat toys with the catastrophically injured yet alive mouse before putting it out of it's misery.  Just a few more broken ribs and guts coming out the anus, and Kitty Kat will let you die, mouse.  Then the cat will go leave a steaming pile of parasitic feces in the litterbox.  Cats are cute!
Contradiction: The Commission lacked the authority to adopt a new rule under the Securities Exchange Act of 1934.
Contradiction: People watching a man run down the road.
Contradiction: A boy is eating an apple.
Contradiction: I got my C note during my 21st birthday party.