<?xml version="1.0" encoding="UTF-8"?><placename>  <system>China Historical GIS, Harvard University and Fudan University</system>  <license>CC BY-NC 4.0</license>  <uri>https://chgis.hudci.org/tgaz/placename/hvd_44998</uri> <spellings>    <spelling>      <written-form script="traditional Chinese">唐昌縣</written-form>      <exonym-lang></exonym-lang>      <attested-by></attested-by>      <note></note>    </spelling>    <spelling>      <written-form script="simplified Chinese">唐昌县</written-form>      <exonym-lang></exonym-lang>      <attested-by></attested-by>      <note></note>    </spelling>    <spelling>      <transcription system="Pinyin">Tangchang Xian</transcription>      <exonym-lang></exonym-lang>      <attested-by></attested-by>      <note></note>    </spelling>  </spellings>  <feature-type>    <name>县</name>    <alternate-name>縣</alternate-name>    <transcription>xian</transcription>    <translation lang="en">county</translation>  </feature-type>  <temporal>    <begin>621</begin>    <begin-rule>4</begin-rule>    <end>741</end>    <end-rule>4</end-rule>  </temporal>  <spatial>    <object-type>POINT</object-type>    <xy-type>point</xy-type>    <latitude-direction>N</latitude-direction>    <degrees-latitude>38.31078</degrees-latitude>    <longitude-direction>E</longitude-direction>    <degrees-longitude>115.01340</degrees-longitude>    <geo-source>FROM_AC</geo-source>    <present-location><br />
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     </present-location>  </spatial>  <historical-context>    <part-of-relationships>      <part-of parent-id="hvd_87846" from="621" to="626" >        <parent-name>定州</parent-name>        <transcribed-name>Ding Zhou</transcribed-name>      </part-of>      <part-of parent-id="hvd_87849" from="621" to="712" >        <parent-name>定州</parent-name>        <transcribed-name>Ding Zhou</transcribed-name>      </part-of>      <part-of parent-id="hvd_87849" from="627" to="741" >        <parent-name>定州</parent-name>        <transcribed-name>Ding Zhou</transcribed-name>      </part-of>      <part-of parent-id="hvd_87849" from="713" to="741" >        <parent-name>定州</parent-name>        <transcribed-name>Ding Zhou</transcribed-name>      </part-of>    </part-of-relationships>    <subordinate-units><br />
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      <subordinate-unit sys-id="" from="" to="" ><br />
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        <name></name><br />
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        <transcribed-name></transcribed-name>      </subordinate-unit>    </subordinate-units>  </historical-context>  <data-source>CHGIS</data-source>  <source-note>    <![CDATA[      唐昌县（621-741）<br><br>唐武德四年（621年）以隋昌县改名。⑴治所在今河北定州市东南邢邑镇。⑵属定州。天宝元年（742年）改名为陉邑县。<br><br>注：<br>⑴《旧唐书》卷39《地理二》，北京，中华书局，1975年，第5册，第1511页。<br>⑵嘉庆《清一统志》卷28《正定府二》：“陉邑故城在无极县东北。……汉置苦陉县，属中山国。后汉初封杜茂为侯邑。章帝北巡，改曰汉昌。魏文帝改曰魏昌。晋及后魏因之。高齐省。隋开皇十六年改置隋昌县，属定州。武德四年改曰唐昌。天宝元年改曰陉邑。宋初省入无极。”（第10册，第3页）<br>河北省地方志编纂委员会《河北省志》第2卷《建置志》；河北人民出版社1993年，第95页。    ]]>  </source-note>  <source-uri>      </source-uri></placename>