メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.733948790533 35.2595587931055, 136.734315317692 35.2616495318431, 136.734134179378 35.2616766387248, 136.732232390795 35.2618906033083, 136.731011878108 35.2620279526378, 136.730703913239 35.2602869364972, 136.731749828435 35.2600657252594, 136.732446862018 35.2599227053545, 136.732782749297 35.2582699493732, 136.734881379368 35.2580120729312, 136.735084094533 35.2591461037833, 136.733948790533 35.2595587931055)) ^^http://www.opengis.net/ont/geosparql#wktLiteral