メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.265337458378 43.1151490491121, 141.265446834797 43.1152490108587, 141.265636243697 43.1154768844964, 141.265852341747 43.1158428295243, 141.265901598883 43.1159263095573, 141.265993473299 43.1160702870899, 141.266097470625 43.1162005837636, 141.265786567753 43.1163836522513, 141.264359331662 43.1172565442767, 141.263874154437 43.1175663185077, 141.262494175141 43.1164196915935, 141.263005492175 43.1161259720695, 141.264779912572 43.1150099323173, 141.2650088969 43.1148704690534, 141.265337458378 43.1151490491121)) ^^http://www.opengis.net/ont/geosparql#wktLiteral