メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.889387704796 38.7899045014286, 139.889513459513 38.7899903942319, 139.889175989111 38.7903777145298, 139.888717054311 38.7908855292902, 139.887883392011 38.7900971582412, 139.887030870435 38.789219810045, 139.886234040522 38.7883623315124, 139.885787933268 38.787899140949, 139.885320670663 38.7874042474279, 139.884622087931 38.7866816984347, 139.883630952479 38.785603746886, 139.883314417115 38.7852656070104, 139.883140942518 38.7850703731123, 139.883037561022 38.7850005610945, 139.882937481216 38.7849258499174, 139.882895947135 38.7848641415367, 139.882908149564 38.7846830832003, 139.882966745476 38.78444131252, 139.882993382209 38.7842769814032, 139.883182778398 38.7842478332096, 139.883588531861 38.7841362669716, 139.883873186062 38.7840569360997, 139.884138070218 38.7839902534893, 139.884252739478 38.7839478296254, 139.88442370447 38.7838368904329, 139.884830429476 38.783522634256, 139.885574978951 38.7829290308388, 139.887350929344 38.7824803007159, 139.887350656301 38.7825009904067, 139.887708469674 38.7833640648949, 139.888358479348 38.7847560799617, 139.888578565014 38.7852842981914, 139.888780487881 38.78574438227, 139.888866615504 38.7859708559546, 139.888991599164 38.7863057464478, 139.887793992493 38.7870169034138, 139.888863046236 38.7881731488402, 139.889233175166 38.7885895472334, 139.889694750402 38.7883442669552, 139.88950527154 38.7888707273811, 139.889391752089 38.7891123401943, 139.889235704309 38.7893602246718, 139.889026365216 38.7896258373634, 139.889387704796 38.7899045014286)) ^^http://www.opengis.net/ont/geosparql#wktLiteral