メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.695008497648 35.4464399051689, 136.69609184566 35.4464576600646, 136.696068760582 35.4470797183786, 136.696051932707 35.4475512806953, 136.69498567278 35.4475600344688, 136.694247204299 35.4475665776308, 136.69365052149 35.4475711390875, 136.693668392686 35.4464105702186, 136.694241819008 35.4464159180398, 136.695008497648 35.4464399051689)) ^^http://www.opengis.net/ont/geosparql#wktLiteral