{
  "system" : "China Historical GIS, Harvard University and Fudan University",
  "license" : "CC BY-NC 4.0",
  "uri" : "https://chgis.hudci.org/tgaz/placename/hvd_88285",
  "sys_id" : "hvd_88285",
  "sys_id of alternate" : "",
  "spellings" : [
    {
      "written form" : "易州",
      "script" : "traditional Chinese",
      "exonym language" : "",
      "attested by" : "",
      "note" : ""
    },
    {
      "written form" : "易州",
      "script" : "simplified Chinese",
      "exonym language" : "",
      "attested by" : "",
      "note" : ""
    },
    {
      "written form" : "Yi Zhou",
      "transcribed in" : "Pinyin",
      "attested by" : "",
      "note" : ""
    }
  ],
  "feature_type" : {
    "name" : "州",
    "alternate name" : "州",
    "transcription" : "zhou",
    "English" : "prefecture"
  },
  "temporal" : {
    "begin" : "758",
    "begin rule" : "4",
    "end" : "980",
    "end rule" : "4"
  },
  "spatial" : {
    "object_type" : "POINT",
    "xy_type" : "point",
    "latitude" : "39.34904",
    "longitude" : "115.49348",
    "source" : "FROM_AC",
    "present_location" : [
      {
        "country code" : "cn",
        "text" : "今河北易县驻地易州镇",
        "source" : "Fudan",
        "attestation" : ""
      }
    ]
  },
  "historical_context" : {
    "part of" : [
      {
        "begin year" : "758",
        "end year" : "906",
        "parent id" : "hvd_113618",
        "name" : "唐",
        "transcribed" : "Tang"
      },
      {
        "begin year" : "907",
        "end year" : "907",
        "parent id" : "hvd_113618",
        "name" : "唐",
        "transcribed" : "Tang"
      },
      {
        "begin year" : "908",
        "end year" : "922",
        "parent id" : "hvd_113620",
        "name" : "后梁",
        "transcribed" : "Houliang"
      },
      {
        "begin year" : "923",
        "end year" : "935",
        "parent id" : "hvd_113625",
        "name" : "后唐",
        "transcribed" : "Houtang"
      },
      {
        "begin year" : "936",
        "end year" : "946",
        "parent id" : "hvd_113631",
        "name" : "后晋",
        "transcribed" : "Houjin"
      },
      {
        "begin year" : "947",
        "end year" : "950",
        "parent id" : "hvd_113633",
        "name" : "后汉",
        "transcribed" : "Houhan"
      },
      {
        "begin year" : "951",
        "end year" : "959",
        "parent id" : "hvd_113634",
        "name" : "后周",
        "transcribed" : "Hou Zhou"
      },
      {
        "begin year" : "960",
        "end year" : "980",
        "parent id" : "hvd_115322",
        "name" : "河北西路",
        "transcribed" : "Hebeixi Lu"
      }
    ],
    "subordinate units" : [
      {
        "begin_year" : "758",
        "end_year" : "945",
        "child id" : "hvd_44792",
        "name" : "容城县",
        "transcribed" : "Rongcheng Xian"
      },
      {
        "begin_year" : "946",
        "end_year" : "980",
        "child id" : "hvd_44793",
        "name" : "容城县",
        "transcribed" : "Rongcheng Xian"
      },
      {
        "begin_year" : "758",
        "end_year" : "980",
        "child id" : "hvd_44944",
        "name" : "易县",
        "transcribed" : "Yi Xian"
      },
      {
        "begin_year" : "758",
        "end_year" : "980",
        "child id" : "hvd_44942",
        "name" : "涞水县",
        "transcribed" : "Laishui Xian"
      },
      {
        "begin_year" : "758",
        "end_year" : "980",
        "child id" : "hvd_44745",
        "name" : "满城县",
        "transcribed" : "Mancheng Xian"
      },
      {
        "begin_year" : "758",
        "end_year" : "959",
        "child id" : "hvd_44751",
        "name" : "遂城县",
        "transcribed" : "Suicheng Xian"
      }
    ],
    "preceded by" : [
      {
        "preceded by id" : "hvd_88284",
        "name" : "上谷郡",
        "transcribed" : "Shanggu Jun"
      }
    ]
  },
  "data source" : "CHGIS",
  "source note" : "易州（758-980）
唐乾元元年（758年）改上谷郡置。⑴治易县（今河北易县驻地易州镇）。辖易、容城、遂城、涞水、满城（属北宋，废）、五回（属辽，唐末废）等县。五代因之。辽会同九年（946年）属辽，庆历九年（959年）属后周。北宋太平兴国六年（981年），析遂城县往属威虏军，⑵辖境缩小。

⑴《旧唐书》卷39《地理二》，北京，中华书局，1975年，第5册，第1512页。
⑵《元丰九域志》卷2《河北路》，中华书局，第87页。
《宋史》卷86《地理二》，中华书局，第7册，第2130页。",
  "source uri" : ""
}