メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((133.730251769409 34.5118584907886, 133.729848993432 34.5118615762484, 133.726189494716 34.5118427728118, 133.724133470237 34.5118321330621, 133.724121767473 34.5117326302083, 133.723414074788 34.5117198083438, 133.723415276463 34.5077783997851, 133.726218638931 34.5078019226385, 133.730251959411 34.5078356758629, 133.730251769409 34.5118584907886)) ^^http://www.opengis.net/ont/geosparql#wktLiteral