Anchor: My door happened to be ajar, and I heard her talking to some one in the passage.
Entailed: My door was open and I heard her talking.
Contradiction: My door was shut and I couldn't hear anyone talking. 
Contradiction: Tiberias is one of many substantially sized towns.
Contradiction: Ca'daan told Dunkan that it was important.
Contradiction: The theme of the tour was beachy.
Contradiction: All of them said things that were consistent with what I already thought.