Each of the chapels has its own ribbed vault .
Each of the chapels is dedicated to the patron saints of its donors -- the guilds , rich citizens and one to St. Bartolomew , patron saint of the abbot Bartolomeo of Osek .
Each of the chapels has its own ribbed vault and is dedicated to the patron saints of its donors -- the guilds , rich citizens and one to St. Bartolomew , patron saint of the abbot Bartolomeo of Osek .