メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.740781559236 35.4149782160236, 136.740655723313 35.4153198760515, 136.740500920719 35.4152807051013, 136.740526841636 35.415217910487, 136.740093290451 35.4151214545686, 136.740071560874 35.4151478560499, 136.740013635746 35.4151377228478, 136.739978490073 35.4151552731316, 136.739427753025 35.4150396334067, 136.739530583003 35.414714442948, 136.739689479313 35.4147437007977, 136.739794750346 35.4144692557974, 136.740878903255 35.4146728272313, 136.740781559236 35.4149782160236)) ^^http://www.opengis.net/ont/geosparql#wktLiteral