メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.86969411964 37.4601430673412, 138.869938121982 37.4600828782372, 138.870354790131 37.4600008804892, 138.870915704109 37.4598743565363, 138.871353126852 37.4597756755814, 138.871595655264 37.4597214028052, 138.871720228881 37.460047786347, 138.871820547157 37.4603527074003, 138.871945678299 37.4606741675791, 138.872087200332 37.461104548674, 138.872168644178 37.4613412467456, 138.872242053868 37.4615398286633, 138.87198091185 37.4616014757684, 138.871575107068 37.4616862558621, 138.871554906774 37.4616905447666, 138.870984433895 37.4618131694556, 138.870558553417 37.4619074542445, 138.8703335835 37.4619595607275, 138.86973087878 37.4620832672545, 138.869677756964 37.4619134883138, 138.869547427402 37.4615868208429, 138.869447235321 37.4612552738232, 138.869440430401 37.4612362898267, 138.869334555973 37.460939831369, 138.869225749387 37.4606219831053, 138.869219295324 37.4606021509495, 138.869110821196 37.460270783346, 138.86969411964 37.4601430673412)) ^^http://www.opengis.net/ont/geosparql#wktLiteral