メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.625054584318 36.6008088897259, 136.625386495076 36.6004320922113, 136.625396711914 36.6004197471875, 136.62719389861 36.6014121417929, 136.627322160002 36.6014841833849, 136.628866975043 36.6023523455548, 136.62833719823 36.6025097087631, 136.626548606969 36.6031147922948, 136.625353766647 36.6026131675985, 136.62409108006 36.6020830591723, 136.624148426391 36.6019933452076, 136.624218668084 36.6018895321381, 136.624509385383 36.6014601137432, 136.624769911484 36.6011431716894, 136.624906531043 36.6009769637331, 136.625054584318 36.6008088897259)) ^^http://www.opengis.net/ont/geosparql#wktLiteral