メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.801298865031 35.2970244667961, 136.801797573132 35.2970265384505, 136.801793031129 35.2971679348543, 136.802154244494 35.2971740964951, 136.802206036236 35.2971749568681, 136.802283886812 35.2971878685223, 136.8022437477 35.2974818353401, 136.802630647692 35.2976793424701, 136.802024129433 35.2985511845117, 136.801087547886 35.2984622243105, 136.801071150052 35.2984604844963, 136.800584852828 35.2984089398257, 136.80065233347 35.2976230789749, 136.800681391222 35.297139570065, 136.80070404927 35.2968950575555, 136.801308092306 35.2969299863232, 136.801298865031 35.2970244667961)) ^^http://www.opengis.net/ont/geosparql#wktLiteral