メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.720210645622 35.1759996999792, 136.720662515306 35.175954806994, 136.72083354017 35.1759314905142, 136.720945617678 35.1759202106551, 136.720975166331 35.1762505930942, 136.720990232651 35.1764054338074, 136.72099488768 35.1764956600252, 136.721000076429 35.1765665227559, 136.720995364104 35.1766443206066, 136.720857033797 35.1768689508424, 136.720696843475 35.1771383586914, 136.720626208847 35.1772881671046, 136.720546920482 35.1775146331665, 136.720491143936 35.1777312555894, 136.720478844709 35.1780047958406, 136.720235969275 35.177990949363, 136.720139321177 35.1779955251673, 136.720045633868 35.1780075761558, 136.719960982793 35.1780221254849, 136.719903520028 35.1780368437877, 136.719641430757 35.1780231366419, 136.719620288475 35.1781956620353, 136.719155169193 35.1782063501717, 136.719152859457 35.1780799349622, 136.719063819965 35.1780734110745, 136.719065705817 35.1777289175421, 136.718784864032 35.1777253504658, 136.718788205037 35.1776633919733, 136.718688610807 35.177658097204, 136.718738124251 35.1773013833647, 136.718879675803 35.176513184719, 136.719236706128 35.1765509750015, 136.71943622363 35.176516989606, 136.719617628176 35.1764780086339, 136.719616810555 35.1768394068318, 136.72015709142 35.176673293014, 136.720018588309 35.1762696951269, 136.720136396985 35.176229916032, 136.720185718276 35.1761666479626, 136.720229842305 35.176104767906, 136.720245007717 35.1760763035043, 136.720247691842 35.1760558202338, 136.720210645622 35.1759996999792)) ^^http://www.opengis.net/ont/geosparql#wktLiteral