Anchor: He's neither immune to the professor's charm nor untroubled by what the professor says about the Northern  a culture war in which Yankees imposed their imperialist and capitalist will on the agrarian South, just as they had done to the Irish and Scots.
Entailed: The professor was talking about the North and the South.
Contradiction: The professor was talking about the East and the West.
Contradiction: The dog is dry.
Contradiction: A man is landscaping.
Contradiction: A woman is in an empty room.
Contradiction: A dog is outside.