メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((133.166636298223 33.9165698879362, 133.16714090163 33.916569779079, 133.167136933811 33.9175945375763, 133.166626937758 33.9177855971968, 133.166613758762 33.917790563687, 133.16646036022 33.9178020502648, 133.165955920424 33.9177634854569, 133.165456865849 33.9177146491652, 133.165312210389 33.9177105219178, 133.165307025643 33.9172791291861, 133.165307929449 33.9165855742693, 133.165915950513 33.9165798340971, 133.166636298223 33.9165698879362)) ^^http://www.opengis.net/ont/geosparql#wktLiteral