{
    "id": "FM__r",
    "name": "FM__r",
    "features": {
        "_r": {
            "name": "_r",
            "optional": true,
            "type": "FEATURE",
            "note": ""
        },
        "_r_2": {
            "name": "_r_2",
            "optional": false,
            "type": "XOR",
            "note": ""
        },
        "_r_2_8_11": {
            "name": "_r_2_8_11",
            "optional": true,
            "type": "FEATURE",
            "note": ""
        },
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            "name": "_r_2_8_11_16",
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            "type": "XOR",
            "note": ""
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            "optional": true,
            "type": "FEATURE",
            "note": ""
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            "type": "FEATURE",
            "note": ""
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            "note": ""
        },
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            "type": "FEATURE",
            "note": ""
        },
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            "type": "FEATURE",
            "note": ""
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            "type": "FEATURE",
            "note": ""
        },
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            "type": "FEATURE",
            "note": ""
        },
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            "name": "_r_4",
            "optional": false,
            "type": "FEATURE",
            "note": ""
        },
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            "type": "FEATURE",
            "note": ""
        },
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            "note": ""
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            "type": "FEATURE",
            "note": ""
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            "type": "FEATURE",
            "note": ""
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            "type": "FEATURE",
            "note": ""
        },
        "_r_5": {
            "name": "_r_5",
            "optional": false,
            "type": "XOR",
            "note": ""
        },
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            "type": "FEATURE",
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            "type": "FEATURE",
            "note": ""
        },
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            "type": "FEATURE",
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    },
    "tree": {
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                "id": "_r_2",
                "children": [
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                        "id": "_r_2_8_11",
                        "children": [
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                                "children": [
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                                    {
                                        "id": "_r_2_8_11_16_17_20"
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                            }
                        ]
                    },
                    {
                        "id": "_r_2_8_12"
                    },
                    {
                        "id": "_r_2_8_14"
                    },
                    {
                        "id": "_r_2_8_15"
                    },
                    {
                        "id": "_r_2_8_9"
                    }
                ]
            },
            {
                "id": "_r_3"
            },
            {
                "id": "_r_4",
                "children": [
                    {
                        "id": "_r_4_23",
                        "children": [
                            {
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                                "children": [
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                                    },
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                        ]
                    },
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                    }
                ]
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            {
                "id": "_r_5",
                "children": [
                    {
                        "id": "_r_5_29_30"
                    },
                    {
                        "id": "_r_5_29_31"
                    },
                    {
                        "id": "_r_5_29_32"
                    }
                ]
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        ]
    },
    "constraints": {}
}