Complex sentence: The altar, statuary, and bishop's chair are all made of Carrara marble while other elements feature stone from Marble, Colorado; the 75 stained glass windows are from Royal Bavarian Art Institute in Munich founded by Franz Xaver Zettler.
Split into simpler sentences: The altar, statuary, and bishop's chair are all made of Carrara marble, while other elements feature stone from Marble, Colorado. The 75 stained glass windows are from the Royal Bavarian Art Institute in Munich founded by Franz Xaver Zettler.