メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.105540848878 39.7125186696844, 140.105583658616 39.712520046915, 140.10598632078 39.7125391607205, 140.107209146691 39.7125980988647, 140.108073606832 39.7126450925416, 140.10824094261 39.7131666697011, 140.10842168396 39.7137089481654, 140.108551259515 39.7141431697228, 140.107717826282 39.714115919821, 140.107586060144 39.7141126155512, 140.10603130551 39.7140588342105, 140.106013594072 39.7140578432253, 140.104798063794 39.7140045701983, 140.104627739906 39.7139985390272, 140.103867696052 39.7139677109056, 140.103879655287 39.7133733634277, 140.103883467901 39.7130116825761, 140.103877263413 39.7126797570809, 140.103873638403 39.712453191936, 140.105540848878 39.7125186696844)) ^^http://www.opengis.net/ont/geosparql#wktLiteral