メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.540965829211 39.207758578907, 140.539662686748 39.2078894527826, 140.539599016623 39.2075319132978, 140.539822538812 39.2075091800936, 140.539708988721 39.2067849869312, 140.538595954279 39.2060743239064, 140.539009164392 39.2056791370081, 140.540488883961 39.2044141494786, 140.543527223131 39.2047174517598, 140.543501733652 39.2054100485157, 140.542714713253 39.2053508765961, 140.54274447158 39.206349333295, 140.54079415126 39.2066011356132, 140.540965829211 39.207758578907)) ^^http://www.opengis.net/ont/geosparql#wktLiteral