Anchor: But I made a grave error, just a bad mistake on my part.
Entailed: But I made serious mistake, a grave oversight on my part.
Contradiction: I made no mistakes at all, and all my calculations were correct.
Contradiction: Derwent Water's nickname is the King of the Lakes.
Contradiction: The final rule is not clear on the affects on the existing rules.
Contradiction: Our sister-in-law was talking about oranges
Contradiction: The two dog are outdoors.