メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.720553927559 35.1791381516364, 136.720724079421 35.1791346180606, 136.720797426273 35.1796750889332, 136.720812068368 35.1801121076442, 136.720604943397 35.1801395199891, 136.720326938056 35.180133293455, 136.720038310203 35.1800931538594, 136.71976822677 35.180026463107, 136.719546313394 35.1799819186774, 136.719330671555 35.1799435938662, 136.719298867256 35.1803005158289, 136.71929686127 35.1805259283628, 136.719091189647 35.1804913726595, 136.719039288075 35.1804068881888, 136.718448890849 35.1804078919419, 136.718427261012 35.1804182354785, 136.717944193393 35.1804148422961, 136.717937195134 35.1802991126224, 136.717888707129 35.1798820359602, 136.717861141474 35.1794583467447, 136.717848524976 35.1791084435254, 136.718301642609 35.1791288411966, 136.718705874904 35.1791558884949, 136.719396350423 35.1791959561189, 136.719391685779 35.1791156577952, 136.71982221565 35.1790942781735, 136.720140580425 35.1791465688591, 136.720166940171 35.1790866665761, 136.720553927559 35.1791381516364)) ^^http://www.opengis.net/ont/geosparql#wktLiteral