メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((134.628261134792 34.8058963205259, 134.628252049008 34.806235527761, 134.628251030602 34.8064716075913, 134.628246392275 34.8075414325272, 134.628254078597 34.807896515565, 134.627150209943 34.8082638749773, 134.627057120108 34.8081028187836, 134.626793024558 34.8075072082303, 134.626849641124 34.8075086199738, 134.626597450023 34.8069404475813, 134.626568073029 34.8064548416025, 134.626309155425 34.8059085170321, 134.625860684437 34.804822038063, 134.628257179588 34.8047813011209, 134.628261134792 34.8058963205259)) ^^http://www.opengis.net/ont/geosparql#wktLiteral