Text: My suburb, Pelham, is Westchester's alleged literary-media colony, but I have never been to a single social event here where a hothouse conversation about the Industry could be sustained for more than about half an hour before it slowly flutters back to home  the town and the kids.
Entailment: Westchester's so-called literary-media colony is Pelham.
Contradiction: Contrary to popular belief, Pelham isn't Westchester's literary-media colony.