local properties = {}

properties[1] = {
  type = "whole",
  depth = "foreground"
}

properties[2] = {
  type = "emtpy",
  depth = "foreground"
}

properties[3] = {
  type = "emtpy",
  depth = "foreground"
}

properties[4] = {
  type = "emtpy",
  depth = "foreground"
}

properties[5] = {
  type = "emtpy",
  depth = "background"
}

properties[6] = {
  type = "emtpy",
  depth = "background"
}

properties[7] = {
  type = "emtpy",
  depth = "background"
}

properties[13] = {
  type = "whole",
  depth = "foreground"
}

properties[14] = {
  type = "whole",
  depth = "foreground"
}

properties[25] = {
  overlay = {17,19,21,23},
  type = "emtpy",
  depth = "background"
}

properties[26] = {
  overlay = {18,20,22,24},
  type = "emtpy",
  depth = "background"
}

properties[37] = {
  overlay = {29,31,33,35,41,43,45,47},
  type = "emtpy",
  depth = "background"
}

properties[38] = {
  overlay = {30,32,34,36,42,44,46,48},
  type = "emtpy",
  depth = "background"
}

properties[49] = {
  overlay = {53,55,57,59},
  type = "emtpy",
  depth = "background"
}

properties[50] = {
  overlay = {54,56,58,60},
  type = "emtpy",
  depth = "background"
}

properties[61] = {
  type = "bottom_hazard",
  depth = "foreground"
}

properties[62] = {
  type = "top_hazard",
  depth = "foreground"
}

return properties
