メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.412083069517 34.7996270141983, 135.412057034123 34.7993917437956, 135.412028789227 34.7989869094083, 135.413988512925 34.7987810482687, 135.413470764647 34.800006819342, 135.41305203961 34.8010757892818, 135.412834603156 34.801521678812, 135.412556843034 34.8015587936483, 135.4122290423 34.8016017047254, 135.412167199328 34.8005982740839, 135.411419179561 34.8006149105008, 135.411374831215 34.7997211871252, 135.411718498421 34.7997040541174, 135.412083069517 34.7996270141983)) ^^http://www.opengis.net/ont/geosparql#wktLiteral