メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.695560640519 33.0504573689117, 131.69553071985 33.050802046863, 131.695160051699 33.0505614876741, 131.694351001108 33.0502554266626, 131.693889526728 33.0501900527788, 131.693543886031 33.0502016782613, 131.693186514089 33.0501842467038, 131.693194223002 33.0496989432759, 131.693261200438 33.0494171250243, 131.693497054246 33.0488180515204, 131.693817652231 33.0487815561492, 131.69415488067 33.0487431747935, 131.69431399819 33.0490068193115, 131.694772008641 33.049645264483, 131.695197996531 33.0500447808965, 131.695390188502 33.0502904373417, 131.695560640519 33.0504573689117)) ^^http://www.opengis.net/ont/geosparql#wktLiteral