Anchor: A black and white dog is midjump and has a Frisbee in his mouth.
Entailed: dog jumps with a frisbee in its mouth
Contradiction: dog runs in the grass
Contradiction: The long stroke engine didn't work very well.
Contradiction: the dogs are outside
Contradiction: "I decided to take the plunge at the beginning."
Contradiction: It is not certain whether the strengths and limitations of the methodology are clearly identified.