{
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    "name": "FM__r",
    "features": {
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            "name": "_r",
            "optional": true,
            "type": "FEATURE",
            "note": ""
        },
        "_r_1": {
            "name": "_r_1",
            "optional": false,
            "type": "XOR",
            "note": ""
        },
        "_r_12": {
            "name": "_r_12",
            "optional": false,
            "type": "OR",
            "note": ""
        },
        "_r_12_13_14": {
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            "optional": true,
            "type": "FEATURE",
            "note": ""
        },
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            "note": ""
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            "note": ""
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            "note": ""
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        },
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            "note": ""
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            "note": ""
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            "type": "FEATURE",
            "note": ""
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            "note": ""
        },
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        },
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            "type": "XOR",
            "note": ""
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            "type": "FEATURE",
            "note": ""
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            "note": ""
        }
    },
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                "id": "_r_1",
                "children": [
                    {
                        "id": "_r_1_2_3"
                    },
                    {
                        "id": "_r_1_2_4"
                    },
                    {
                        "id": "_r_1_2_5"
                    }
                ]
            },
            {
                "id": "_r_12",
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                    },
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                        "id": "_r_12_13_15"
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                ]
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                "id": "_r_17",
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                    },
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                        "id": "_r_17_18_20"
                    },
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                    }
                ]
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                "id": "_r_22",
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                    },
                    {
                        "id": "_r_22_23_25"
                    }
                ]
            },
            {
                "id": "_r_26"
            },
            {
                "id": "_r_29",
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                        "id": "_r_29_30_31"
                    },
                    {
                        "id": "_r_29_30_32"
                    }
                ]
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                "id": "_r_34",
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                        "id": "_r_34_35_36"
                    },
                    {
                        "id": "_r_34_35_37"
                    }
                ]
            },
            {
                "id": "_r_7",
                "children": [
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                        "id": "_r_7_8_10"
                    },
                    {
                        "id": "_r_7_8_9"
                    }
                ]
            }
        ]
    },
    "constraints": {}
}