return
{
  entities =
  {
    {"plastic-pipe", {x = -1.5, y = -2}, {}},
    {"small-electric-pole", {x = -2.5, y = 0}, {}},
    {"plastic-pipe", {x = -1.5, y = -1}, {}},
    {"valve-overflow", {x = -0.5, y = -1}, {dir = "west", dmg = {dmg = 24}, }},
    {"plastic-pipe", {x = 1.5, y = -1}, {dmg = {dmg = 24}, }},
    {"plastic-pipe", {x = 0.5, y = -1}, {dmg = {dmg = 74}, }},
    {"small-electric-pole", {x = 2.5, y = 0}, {}},
    {"plastic-pipe", {x = -1.5, y = 1}, {}},
    {"valve-overflow", {x = -0.5, y = 1}, {dir = "west", dmg = {dmg = 49}, }},
    {"plastic-pipe", {x = 1.5, y = 2}, {}},
    {"plastic-pipe", {x = 1.5, y = 1}, {}},
    {"plastic-pipe", {x = 0.5, y = 1}, {}},
  },
}