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      "swallows": [{ "class": "^Xfce4-terminal$", "title": "^shell$" }]
    },
    { "layout": "splitv",
      "type": "con",
      "nodes": [
        { "percent": 0.7,
          "swallows": [
            { "class": "^Gvim$" }
          ]
        },
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          "swallows": [
            { "class": "^Xfce4-terminal$",
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}