Inspired by: https://blockexchange.minetest.ch/schema/Tesgundy/Steve Has some improvements and includes no swastika and no grass.
To download the schematic with the blockexchange mod:
See where it fits with /bx_pos1 and /bx_allocate MrRar Steve
and load it with /bx_load MrRar Steve
To import a BX schema copy the zip file to the bxschems folder in your world directory
See where it fits with /bx_pos1 and /bx_allocate_local Steve
and load it with /bx_load_local Steve