メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.824036715729 36.296764758684, 139.823727126747 36.2967840213352, 139.82347542369 36.2961973931823, 139.82311661661 36.295022781699, 139.823150688973 36.2944967735243, 139.823225607612 36.2936788616259, 139.823263321824 36.2933873247714, 139.823283001274 36.2922580307697, 139.823020813353 36.2912639502457, 139.823677190469 36.2911657909092, 139.823738568533 36.2919104533296, 139.823813186994 36.2933940898928, 139.823908439126 36.2948485038305, 139.82395346676 36.295601213177, 139.824026514012 36.2966683828088, 139.824036715729 36.296764758684)) ^^http://www.opengis.net/ont/geosparql#wktLiteral