Note the masterful Ren?­ais?­sance carving of the oak doors on the central and north portals.
The masterful Renaissance carvings of the oak doors depict biblical stories. 
mnli hypothesis: The masterful Renaissance carvings of the oak doors depict biblical stories.  premise: Note the masterful Ren?­ais?­sance carving of the oak doors on the central and north portals.