Anchor: I expect he's proposing to her now."
Entailed: He's proposing to her today, I suppose.
Contradiction: I suppose he's broken up with her.
Contradiction: The mail system was jammed from all the letters.
Contradiction: I constructed a 3 bedroom colonial house with one and a half bathrooms.
Contradiction: A man is running down the racetrack.
Contradiction: A motorcyclist rides his bike over a dirt hill.