メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.954498619285 35.1600705657775, 136.954500199589 35.1600732439339, 136.954553769369 35.1602494659925, 136.954627429387 35.1604918500416, 136.954332568378 35.1605383090502, 136.953992601572 35.1605919433057, 136.953944773001 35.1605994651578, 136.953857158065 35.1606138197317, 136.953783702522 35.1604010128964, 136.953748480214 35.1603422889635, 136.95365054302 35.1601789478573, 136.953593896627 35.1601892007909, 136.953549535669 35.1600669388387, 136.953586804475 35.1599980599311, 136.953312535966 35.1595447587417, 136.953719975692 35.1594873716995, 136.953677260152 35.159416803549, 136.954118281348 35.1593637690547, 136.95423455093 35.1595596071936, 136.954202006562 35.1595680725112, 136.954498619285 35.1600705657775)) ^^http://www.opengis.net/ont/geosparql#wktLiteral