メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.208723677022 32.6759883893657, 131.208970145294 32.6760988415407, 131.209053671751 32.6761708158007, 131.209185150888 32.6763287057252, 131.209429232158 32.6766957372159, 131.209452808973 32.6771041474534, 131.209351337836 32.6773432447897, 131.20865994368 32.6784266204876, 131.208397522315 32.6786726075106, 131.208171409762 32.6787594379144, 131.207994294391 32.6789253109608, 131.207942558556 32.6790051555609, 131.20782723647 32.6792273266145, 131.207581342757 32.6795980294038, 131.207346547543 32.6796054669628, 131.206846390673 32.6797397106076, 131.206685993272 32.6797692875093, 131.206597039361 32.679701866764, 131.206498419979 32.6795153513281, 131.206493757148 32.6794064313047, 131.206471568346 32.6792570269278, 131.206645062301 32.6787159392224, 131.206787110041 32.6783126464652, 131.206927325729 32.6779815747127, 131.207049956786 32.677776475854, 131.207222025946 32.67747892369, 131.207308820091 32.6772201244624, 131.207308490781 32.6770756846162, 131.207268348472 32.6768876614165, 131.207180657368 32.6767433672544, 131.2073349383 32.6764912194394, 131.20762864812 32.6764235466259, 131.208271635991 32.6762746822204, 131.208477960012 32.6761970780489, 131.208616670994 32.676085978727, 131.208723677022 32.6759883893657)) ^^http://www.opengis.net/ont/geosparql#wktLiteral