メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.571936993532 34.8509151031761, 136.572787130302 34.8516315696695, 136.572480546794 34.8517411211641, 136.572178223436 34.8518922032953, 136.571608822471 34.852121730729, 136.57154164395 34.8521485978088, 136.571319350612 34.8522295786183, 136.570901690317 34.8523871161233, 136.570705662608 34.852461422335, 136.570460296959 34.8525602581918, 136.570428477958 34.8525730840932, 136.57032244514 34.852621191335, 136.569762004188 34.8528755282372, 136.569707585635 34.8529007154595, 136.568911957144 34.8532688355126, 136.568696332082 34.8529501047663, 136.56864691595 34.8528770915233, 136.568441480096 34.8525734537958, 136.568399597665 34.8525024479115, 136.568228259267 34.852212172268, 136.568168653315 34.8521111769748, 136.567964380598 34.8517651356677, 136.569187249351 34.8510880270774, 136.569315335095 34.8510171401126, 136.569791888918 34.8507531981614, 136.570131290562 34.8505652547829, 136.570419298776 34.8504135403321, 136.570987480202 34.8501142317913, 136.571844265817 34.8508368718996, 136.571936993532 34.8509151031761)) ^^http://www.opengis.net/ont/geosparql#wktLiteral