メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.808354299625 35.2969018797382, 136.809366660295 35.2969555850541, 136.809340614817 35.2974438937064, 136.808326888266 35.2974064520804, 136.808327162953 35.2973440837563, 136.808072717403 35.2973354002544, 136.808074317953 35.297302039005, 136.807744076661 35.297289014671, 136.807741514651 35.2973441486251, 136.807014807518 35.2973183939445, 136.807088743056 35.2968616373283, 136.807040110141 35.2961750765649, 136.807025454221 35.2958130564843, 136.807007864617 35.2954588456442, 136.807024003276 35.294984943911, 136.807046187918 35.2947952194348, 136.807807945382 35.2948196702033, 136.808460513034 35.2948530875851, 136.808354299625 35.2969018797382)) ^^http://www.opengis.net/ont/geosparql#wktLiteral