Text: Begun in 1060, the Duomo San Martino, has a Pisan-style three-storied facade with a Descent from the Crosecarved by Nicola Pisano over the north door.
Entailment: The Duomo San Martino's construction began in the year  AD 1060
Contradiction: The Duomo San Martino was destroyed only one year after its construction.