メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.558969978053 34.0730711221675, 134.558260602618 34.0731250631593, 134.5581233873 34.0719137435544, 134.558075385249 34.0716136898374, 134.55888855969 34.0715699836243, 134.55943920686 34.0715349461966, 134.560331615489 34.0714789944713, 134.560335880414 34.0718209083843, 134.560348342905 34.072487519725, 134.56034582079 34.0729504257422, 134.558969978053 34.0730711221675)) ^^http://www.opengis.net/ont/geosparql#wktLiteral