{
  "system" : "China Historical GIS, Harvard University and Fudan University",
  "license" : "CC BY-NC 4.0",
  "uri" : "https://chgis.hudci.org/tgaz/placename/hvd_71048",
  "sys_id" : "hvd_71048",
  "sys_id of alternate" : "",
  "spellings" : [
    {
      "written form" : "洋州",
      "script" : "traditional Chinese",
      "exonym language" : "",
      "attested by" : "",
      "note" : ""
    },
    {
      "written form" : "洋州",
      "script" : "simplified Chinese",
      "exonym language" : "",
      "attested by" : "",
      "note" : ""
    },
    {
      "written form" : "Yang Zhou",
      "transcribed in" : "Pinyin",
      "attested by" : "",
      "note" : ""
    }
  ],
  "feature_type" : {
    "name" : "州",
    "alternate name" : "州",
    "transcription" : "zhou",
    "English" : "prefecture"
  },
  "temporal" : {
    "begin" : "766",
    "begin rule" : "4",
    "end" : "824",
    "end rule" : "4"
  },
  "spatial" : {
    "object_type" : "POINT",
    "xy_type" : "point",
    "latitude" : "32.90091",
    "longitude" : "107.75887",
    "source" : "FROM_FD",
    "present_location" : [
      {
        "country code" : "cn",
        "text" : "今陕西西乡县南二十里白湍村",
        "source" : "Fudan",
        "attestation" : ""
      }
    ]
  },
  "historical_context" : {
    "part of" : [
      {
        "begin year" : "766",
        "end year" : "824",
        "parent id" : "hvd_113618",
        "name" : "唐",
        "transcribed" : "Tang"
      }
    ],
    "subordinate units" : [
      {
        "begin_year" : "621",
        "end_year" : "765",
        "child id" : "hvd_71039",
        "name" : "洋源县",
        "transcribed" : "Yangyuan Xian"
      },
      {
        "begin_year" : "766",
        "end_year" : "766",
        "child id" : "hvd_71039",
        "name" : "洋源县",
        "transcribed" : "Yangyuan Xian"
      },
      {
        "begin_year" : "766",
        "end_year" : "824",
        "child id" : "hvd_71040",
        "name" : "洋源县",
        "transcribed" : "Yangyuan Xian"
      }
    ],
    "preceded by" : [
    ]
  },
  "data source" : "CHGIS",
  "source note" : "洋州（766—824）（二级）
大历元年（766），洋源县治北移于西乡县南二十里白湍村。 (1)

注：
（1）、《旧唐书》卷39志19地理志二，山南道“洋州下，隋汉川郡之西乡县。武德元年，割梁州三县置洋州。四年，又置洋源县。天宝元年，改为洋川郡。乾元元年，复为洋州。旧领县四，户二千二百二十六，口一万八千六十。天宝领县五，户二万三千八百四十九，口八万八千三百二十七。…… 洋源 武德七年，分西乡县置。”（中华书局，1975年，第1533页）。
《新唐书》卷40志30地理志四：洋州洋川郡“西乡，上。武德四年析置洋源县，宝历元年省。”（中华书局，1975年，第
 按：《旧唐书》记载洋源县设立的时间自相矛盾，现参考《新唐书》的相关记载，定为武德四年。
《太平寰宇记》：“廢洋源縣，在州東南一百八十里地，始置因縣北洋水為名。大厯元年，為狂賊燒刼，遂北移于西鄉縣南二十里白湍村，權置行縣即今縣理是。寳厯元年，山南西道節度使裴度奏准，今年二月敕洋源縣為鄉。”（中华书局，",
  "source uri" : ""
}