Complex sentence: The objects preserved from the old church of Warnemünde include the house brands of the locals carved once into the pews-about 60 pieces of wood, collected by a working group and then combined into a display on the wall.
Split into simpler sentences: The objects preserved from the old church of Warnemünde include the house brands of the locals, carved once into the pews. About 60 pieces of wood, collected by a working group and then combined into a display on the wall.