connections {
  from_room: "Entrance"
  to_room: "Temple"
  door { name: "Entrance" }
}
connections {
  from_room: "Temple"
  to_room: "Ending"
  door { name: "Ending" }
}
connections {
  from_room: "Temple"
  to_room: "Mastery"
  door { name: "Mastery" }
}