メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.581600152356 34.0399587053396, 131.581770027906 34.0400791134384, 131.580643131346 34.0410962831957, 131.580610054145 34.0411261293878, 131.580416233099 34.0413010038416, 131.580030619406 34.0416386470419, 131.579202774798 34.0423635221803, 131.578674694469 34.0428193671696, 131.57852948119 34.0429446037212, 131.578284694938 34.0429690647627, 131.577551138124 34.0437167761333, 131.577070254132 34.0442098861912, 131.576648673393 34.044618197287, 131.57656583161 34.0446983730545, 131.576279583241 34.0449794255984, 131.576058215877 34.0451968300176, 131.576022044547 34.0451966552195, 131.575907674236 34.0451369413737, 131.575003031557 34.0446382756708, 131.575405720949 34.0442403055084, 131.575462285595 34.044185359478, 131.576114433014 34.0435522169547, 131.576651428906 34.0430698060966, 131.577035547117 34.0427552714503, 131.578342186246 34.0416570248371, 131.578982192989 34.0411226915954, 131.579719585297 34.0404892281891, 131.579748523144 34.0404644327223, 131.580045954123 34.040208916038, 131.580895092709 34.0394844139141, 131.581232677366 34.0391962633637, 131.581281621585 34.0397327809673, 131.581600152356 34.0399587053396)) ^^http://www.opengis.net/ont/geosparql#wktLiteral