メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.088497404427 35.0768054174112, 137.088810366864 35.0775570545101, 137.089240895513 35.0774316874259, 137.089391874942 35.0777853178669, 137.089551354217 35.0777635858339, 137.089584752728 35.0778875552934, 137.089604330474 35.0779602464657, 137.089825846466 35.0779093965909, 137.089905383459 35.0781206517853, 137.089401044703 35.0782710469953, 137.089133149966 35.0783352474219, 137.088824311802 35.0784185068849, 137.088398847197 35.0786586005166, 137.088017160478 35.078426515258, 137.087648613235 35.0782023962489, 137.087247859226 35.07795874817, 137.087026263893 35.0779064896885, 137.086819424309 35.0776935307655, 137.085857459399 35.0767382149956, 137.086469645937 35.0765381147162, 137.086655759281 35.0764581624474, 137.087062019049 35.0762385584008, 137.087382547468 35.07606537808, 137.087816829726 35.0758544516884, 137.088107878143 35.0757630152685, 137.088209247755 35.0761054874965, 137.088217365997 35.0761328884837, 137.088497404427 35.0768054174112)) ^^http://www.opengis.net/ont/geosparql#wktLiteral