doors {
  name: "Front Door"
  type: STANDARD
  panels { room: "Outside" name: "THIS" }
  location_room: "Outside"
}
doors {
  name: "End Door"
  type: STANDARD
  # TODO: all the keyholders!
  location_room: "Inside"
}
doors {
  name: "Lavender Cubes"
  type: STANDARD
  panels { room: "Inside" name: "COLOR" }
  location_room: "Inside"
}