メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.346994888399 43.1091241088156, 141.346909385818 43.1094820430142, 141.346879616172 43.1095809725033, 141.346771758738 43.110062229022, 141.346291267372 43.1099892517829, 141.345976893738 43.1099567313327, 141.345893639773 43.1099457327812, 141.345202466755 43.1098503043637, 141.344311779101 43.1098362749111, 141.343598672971 43.1098353952234, 141.343602948877 43.1098058205508, 141.343709886815 43.109350026546, 141.343713776826 43.1093335305745, 141.343733343166 43.109249994794, 141.343827329909 43.1088976923383, 141.343934646947 43.1084484416462, 141.343935256299 43.1084461959697, 141.343985692162 43.1082349778042, 141.343987845006 43.108225711072, 141.344774837532 43.1083246487499, 141.345550862555 43.1084253928814, 141.345530844876 43.1085072377794, 141.346309896474 43.1086113066415, 141.347088984891 43.1087234815267, 141.346994888399 43.1091241088156)) ^^http://www.opengis.net/ont/geosparql#wktLiteral