メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.731696230615 36.7638979103912, 140.731698477678 36.7639180294932, 140.731923021247 36.763895493179, 140.731934774433 36.7640772616829, 140.732019105556 36.7640676129465, 140.732059452533 36.7643820884273, 140.732139388057 36.7649612708467, 140.731931401112 36.7649854415044, 140.731644573885 36.7650102772637, 140.731364037057 36.7650939247954, 140.731185253393 36.7652130603993, 140.731024336953 36.7654090148248, 140.730824581537 36.7656809469174, 140.730241180597 36.7654132292652, 140.729917400133 36.7652860536962, 140.729614220365 36.7651393611214, 140.729315802146 36.7649809454353, 140.72890077584 36.7646302832198, 140.728704651945 36.764403718407, 140.72835522165 36.7640124312755, 140.729058892911 36.7636767265586, 140.730242800447 36.7630868258877, 140.730528293778 36.7629487928885, 140.730917515212 36.7627759695662, 140.731225550064 36.7626422688282, 140.731562178265 36.7625446817256, 140.731688246357 36.7636941479594, 140.731696230615 36.7638979103912)) ^^http://www.opengis.net/ont/geosparql#wktLiteral