メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.404339465066 43.0172867018105, 141.404342330138 43.017734517657, 141.404355161646 43.0179030545812, 141.404380767434 43.0180206949076, 141.404412587649 43.0181185490064, 141.404451031041 43.018180864049, 141.403794577351 43.0185783079612, 141.403505461786 43.0189508230215, 141.40307307299 43.0187636427771, 141.40248011945 43.0184943928636, 141.402404995792 43.0184649315908, 141.401936764985 43.0184659676996, 141.401555466567 43.0184740454599, 141.401340543389 43.0183371380929, 141.400720599027 43.0179337697096, 141.400965074384 43.0177272628753, 141.401145346533 43.017582311156, 141.401224752611 43.0175163669926, 141.401346793276 43.0174308344894, 141.401519895759 43.0173678347195, 141.401689566477 43.0173313940021, 141.401925680862 43.0172932645409, 141.401920208648 43.016590481087, 141.402455086259 43.0165789661248, 141.40315744389 43.0165786037013, 141.404340335089 43.0165597014188, 141.404339465066 43.0172867018105)) ^^http://www.opengis.net/ont/geosparql#wktLiteral