{
  "width": 200,
  "height": 200,
  "start": { "by_name" : "main" },
  "objects": {
    "main" :{
      "type": "grid",
      "query": { "by_tag":["tictactoe"]},
      "scale":40,
      "width":50,
      "height":50,
      "rows":3,
      "columns":3
    },
    "o": {
      "type": "ring",
      "tags":["tictactoe"]
    },
    "x": {
      "type": "sequence",
      "tags":["tictactoe"],
      "objects" : [
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}