メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.260329326946 34.8806258818156, 138.260511041184 34.880780544436, 138.260705849446 34.8809518527659, 138.26097670521 34.8811730321321, 138.261209101246 34.8813653310556, 138.261309584947 34.8814470112856, 138.261597958928 34.8816697021291, 138.261748235857 34.8817997933538, 138.26189927774 34.8819238281, 138.262143822863 34.8821207970415, 138.262338956733 34.8823000624879, 138.262463415946 34.8823887614818, 138.262690769225 34.8825839343107, 138.26281215893 34.8826929097837, 138.263053272077 34.8828962787461, 138.263187411606 34.8830075323738, 138.263074934472 34.8833631782429, 138.263017796743 34.8835079338723, 138.262924125868 34.8837791045042, 138.262847265568 34.8839916418524, 138.262791094439 34.8841339346406, 138.26272430527 34.8842385284031, 138.262669341672 34.8843092702323, 138.262598730945 34.884383150078, 138.262476202575 34.88448524046, 138.262288007577 34.8846426977731, 138.261287069641 34.8834742616831, 138.260955431295 34.8830478825223, 138.260899135898 34.8829721340095, 138.260811625295 34.8829108311838, 138.260705571595 34.8828342805748, 138.260496731018 34.8827337928107, 138.259140825465 34.8821075598621, 138.258820796315 34.8819569203447, 138.259165698518 34.8814341218484, 138.259308465347 34.8811969953294, 138.259324974629 34.8811697731809, 138.259501838882 34.8808809517031, 138.259605706148 34.8806994566383, 138.259734550634 34.8805473091365, 138.259857023721 34.8804114869199, 138.259950651448 34.880298426208, 138.260329326946 34.8806258818156)) ^^http://www.opengis.net/ont/geosparql#wktLiteral