メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.023278465748 35.2785336806998, 137.023236283524 35.2785603200329, 137.023179255259 35.2785866600642, 137.023076632497 35.2786145645103, 137.022652411768 35.278697078108, 137.019878242262 35.279294102847, 137.019809413619 35.2790564744452, 137.019533505366 35.2779122973956, 137.019454294163 35.2775664884829, 137.020300415749 35.2773984524293, 137.021008063065 35.2770059394661, 137.021233276675 35.2768854392338, 137.021729263983 35.2772639435443, 137.02206124619 35.2775059048378, 137.022624364673 35.2779206156583, 137.023015114436 35.2782420134502, 137.023278465748 35.2785336806998)) ^^http://www.opengis.net/ont/geosparql#wktLiteral