メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.370201152328 43.1028544945327, 141.370665179093 43.1029167775092, 141.370739419476 43.1029267709888, 141.371197603185 43.1029883741416, 141.371006771524 43.1037871439728, 141.370916118079 43.1041387799654, 141.370791980578 43.1046701211116, 141.370766265004 43.1046696420746, 141.370423128214 43.1046631410262, 141.369916233961 43.104644129434, 141.369516850855 43.1046109628665, 141.369113851548 43.1045757273259, 141.369276667878 43.1039252014475, 141.369284088644 43.1038896739941, 141.369368250748 43.1035763174643, 141.369496811103 43.1030718761774, 141.369566958905 43.1027719134087, 141.370201152328 43.1028544945327)) ^^http://www.opengis.net/ont/geosparql#wktLiteral