Complex sentence: The interior, with a single large nave, houses the "Madonna della Vittoria" (Madonna of the Victory), a Byzantine icon traditionally associated with the banner donated by the Pope to Roger I of Sicily during the council of Melfi.
Split into simpler sentences: The interior, with a single large nave, houses the "Madonna della Vittoria" (Madonna of the Victory). The Byzantine icon is traditionally associated with the banner donated by the Pope to Roger I of Sicily during the Council of Melfi.