メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.79892573595 35.3099523798946, 136.798945797113 35.3099520894134, 136.799465503074 35.3099446562042, 136.799924892503 35.3099290095666, 136.799962192913 35.3099255306402, 136.800499496133 35.309901948735, 136.801053051925 35.3098842593712, 136.80107457496 35.3098836205054, 136.80137422925 35.3106622155657, 136.80146385327 35.3108887581988, 136.801759889951 35.3114307879376, 136.800656419241 35.3115692833108, 136.800067378517 35.3116517955351, 136.799437441693 35.3117348133992, 136.798937056834 35.3117323762238, 136.798181458466 35.3117039456358, 136.798170607217 35.3111952410467, 136.798144418762 35.3106775466603, 136.798143247711 35.3099657700146, 136.79892573595 35.3099523798946)) ^^http://www.opengis.net/ont/geosparql#wktLiteral