メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.374714309701 34.9670565545132, 138.374800524761 34.9671705229608, 138.374814493235 34.9671910311505, 138.375122336458 34.9676425710861, 138.375134132036 34.9676640632292, 138.375352731969 34.9679906450556, 138.375514945872 34.9682373038735, 138.375659030624 34.9684575347311, 138.375927583422 34.9688741007086, 138.375946033046 34.9689292638391, 138.376062397202 34.9691299575161, 138.376178805106 34.9693164944775, 138.376281491926 34.9694890033046, 138.376339671757 34.9696019569722, 138.376387516631 34.9697320136485, 138.376911400224 34.9705376582705, 138.376933652091 34.9705757808151, 138.377636064943 34.9716971814122, 138.377495565554 34.9717642292136, 138.377269146529 34.9718578112617, 138.37679769758 34.9720543937311, 138.376675745682 34.9720968790188, 138.376474999304 34.9717875051103, 138.375986968629 34.9710321805374, 138.375966229797 34.9709975092425, 138.375703865419 34.9705725017797, 138.375415674506 34.9701491568969, 138.374909933222 34.9693790172251, 138.374841624659 34.9692826737427, 138.374467433199 34.9686940849727, 138.374085439584 34.9681117547606, 138.374065469777 34.968079196737, 138.374026030692 34.9680147861388, 138.373836403749 34.9677325305574, 138.373715748462 34.9675451411669, 138.37350369739 34.9672700457224, 138.374069445622 34.9669327175641, 138.374438431997 34.966684206617, 138.374714309701 34.9670565545132)) ^^http://www.opengis.net/ont/geosparql#wktLiteral