メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.186556243081 34.4849338344262, 134.186991542845 34.4858969786099, 134.18680030624 34.4859863710427, 134.185784704864 34.4867343987812, 134.184643589385 34.4856368836865, 134.184594570776 34.4855398255963, 134.185128976625 34.4851039698218, 134.185252318358 34.4850170718582, 134.185454648736 34.4849011390323, 134.185625957484 34.4848397492405, 134.186197366096 34.4844056561554, 134.186479968348 34.4847441024275, 134.186556243081 34.4849338344262)) ^^http://www.opengis.net/ont/geosparql#wktLiteral