Z24322

{
    "Z1K1": "Z2",
    "Z2K1": {
        "Z1K1": "Z6",
        "Z6K1": "Z24322"
    },
    "Z2K2": {
        "Z1K1": "Z20",
        "Z20K1": "Z13708",
        "Z20K2": {
            "Z1K1": "Z7",
            "Z7K1": "Z13708",
            "Z13708K1": {
                "Z1K1": "Z19677",
                "Z19677K1": {
                    "Z1K1": "Z16659",
                    "Z16659K1": "Z16660"
                },
                "Z19677K2": {
                    "Z1K1": "Z13518",
                    "Z13518K1": "1"
                },
                "Z19677K3": {
                    "Z1K1": "Z13518",
                    "Z13518K1": "3"
                }
            },
            "Z13708K2": [
                "Z19677",
                {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1"
                    }
                },
                {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "2"
                    }
                },
                {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "3"
                    }
                },
                {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "4"
                    }
                }
            ]
        },
        "Z20K3": {
            "Z1K1": "Z7",
            "Z7K1": "Z13522",
            "Z13522K2": {
                "Z1K1": "Z13518",
                "Z13518K1": "3"
            }
        }
    },
    "Z2K3": {
        "Z1K1": "Z12",
        "Z12K1": [
            "Z11",
            {
                "Z1K1": "Z11",
                "Z11K1": "Z1002",
                "Z11K2": "third rational in [1/1, 1/2, 1/3, 1/4]"
            }
        ]
    },
    "Z2K4": {
        "Z1K1": "Z32",
        "Z32K1": [
            "Z31"
        ]
    },
    "Z2K5": {
        "Z1K1": "Z12",
        "Z12K1": [
            "Z11",
            {
                "Z1K1": "Z11",
                "Z11K1": "Z1002",
                "Z11K2": "this broken test is the subject of https://phabricator.wikimedia.org/T392905"
            }
        ]
    }
}