Text: In the 17th-century Hotel Lambert, on the corner of Rue Saint-Louis-en-l 'Ile, Voltaire carried on a tempestuous affair with the lady of the house, the Marquise du Cetelet.
Entailment: Voltaire had an affair  at the Hotel Lambert with the Marquise du Cetelet.
Contradiction: The Marquise du Cetelet was faithful to her husband and never cheated.