メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.069242174189 35.2379305765047, 137.068798349022 35.2379527513838, 137.067803231321 35.237987570757, 137.067526013903 35.237402680094, 137.067205207045 35.2369135296865, 137.066917558936 35.2364496889305, 137.06698678629 35.23641242194, 137.067886039629 35.2363399236734, 137.068744677144 35.2362706956041, 137.068884447961 35.2367441295397, 137.069002943851 35.2371252209411, 137.069126021704 35.2374987808869, 137.069242174189 35.2379305765047)) ^^http://www.opengis.net/ont/geosparql#wktLiteral