メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.763114391346 32.2153159871827, 130.763134295625 32.2153184912194, 130.762990387708 32.2160400714374, 130.762947217438 32.2162596812507, 130.762440493805 32.2161898886376, 130.762426388807 32.2161561121341, 130.76167985008 32.2160339360683, 130.761700146854 32.2159265243926, 130.761841104436 32.215179645732, 130.76194626158 32.2146064495342, 130.762028364746 32.2141563730743, 130.763312997662 32.2142903378642, 130.763215135888 32.2147947102505, 130.763114391346 32.2153159871827)) ^^http://www.opengis.net/ont/geosparql#wktLiteral