メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.534866606107 39.2228148957629, 140.53454805019 39.2228373068361, 140.533958979658 39.2228769014484, 140.533255389197 39.2229281650842, 140.533010162628 39.2224358805937, 140.533386130871 39.2223819504048, 140.533291185137 39.2220522700726, 140.535010709298 39.221812669537, 140.535688965367 39.2218787927424, 140.536959840413 39.2215704618296, 140.53721566628 39.2216625294441, 140.537324090299 39.2218395207808, 140.537427915735 39.222067383468, 140.5371358335 39.2221978971074, 140.537312769769 39.2226208881929, 140.537007068144 39.2226640294564, 140.534866606107 39.2228148957629)) ^^http://www.opengis.net/ont/geosparql#wktLiteral