メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.126676880895 35.3301321466746, 137.127154923547 35.3301754816449, 137.127107474689 35.3305493446025, 137.127062737606 35.330952292806, 137.126744653674 35.3309313367445, 137.126726388116 35.3310907693544, 137.126818390515 35.3310969284467, 137.126793732405 35.3313721347627, 137.126697167544 35.331369284047, 137.126541745943 35.3313669759742, 137.126518061239 35.3314831672004, 137.126175433029 35.3314421297857, 137.126196357657 35.3314160104087, 137.125957329447 35.331218669316, 137.125982050742 35.3310390979097, 137.126005800938 35.3308096667313, 137.125734055751 35.3307924564194, 137.125776051193 35.3304379596908, 137.12581532624 35.3300617710297, 137.126676880895 35.3301321466746)) ^^http://www.opengis.net/ont/geosparql#wktLiteral