Text: The cathedral museum exhibits two major works by Ferrara's 15th-century master Cosmy Tura, St. George and the Annunciation, and sculptures by Jacopo della Quercia, Madonna of the Pomegranate and St. Maurelius.
Entailment: Sculptures by Jacopo della Quercia are housed within the cathedral's museum.
Contradiction: The cathedral contains only one major masterpiece of the master Cosmy Tura.