メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.228650039692 35.5016551510413, 134.228338180901 35.5014123537633, 134.228070625511 35.5011895589357, 134.228200041368 35.5010869627147, 134.228225168802 35.5011016671132, 134.228419292893 35.5009551141975, 134.228480288766 35.5010021379617, 134.228577369766 35.5009229645127, 134.228537315087 35.5008564530501, 134.228735711656 35.5006766288115, 134.228696239993 35.5006501878709, 134.22898026704 35.5004127641007, 134.229296703363 35.5006516903859, 134.229604285358 35.5008892355149, 134.228650039692 35.5016551510413)) ^^http://www.opengis.net/ont/geosparql#wktLiteral