Complex sentence: Above the shield is the iron helmet with red and silver mantling and above the helmet there is the silver and red wreath, and on wreath there is a gold mural crown, which is a symbol of municipal government.
Split into simpler sentences: Above the shield is the iron helmet with red and silver mantling. On above the helmet there is the silver and red wreath, and on wreath there is a gold mural crown, which is a symbol of municipal government.