{
    "rougail.leader.leader": {
        "owner": "default",
        "value": [
            "a",
            "b"
        ]
    },
    "rougail.leader.follower": {
        "owner": [
            "error",
            "default"
        ],
        "value": [
            "cannot access to option \"a follower\" because has property \"disabled\" (the value of \"leader\" is \"a\")",
            "b"
        ]
    }
}