メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.112703059105 39.7680286699675, 140.112388884375 39.7680018633324, 140.112416929432 39.767826358199, 140.111982305453 39.7677552432673, 140.110959950971 39.7675877077701, 140.111172613869 39.7665375929844, 140.111461674827 39.765300326907, 140.111632221474 39.764497072239, 140.112054691979 39.7645469503266, 140.113376579444 39.7647105644566, 140.11330050792 39.7650458998824, 140.113248818999 39.7653689472365, 140.113212060722 39.7656065719366, 140.113108768545 39.7660427896626, 140.11303185262 39.7664589565049, 140.112970542232 39.7667337582207, 140.112919517313 39.7669884111272, 140.112851834366 39.7672926940855, 140.11276477892 39.7677191429147, 140.112744182088 39.7678537917538, 140.112703059105 39.7680286699675)) ^^http://www.opengis.net/ont/geosparql#wktLiteral