メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.912242398842 35.0871776185616, 136.912932993572 35.087170680525, 136.913088373526 35.0881359898312, 136.913155092583 35.08855749129, 136.913180845159 35.0886955810805, 136.913235733224 35.0890635336413, 136.913269779854 35.089284392049, 136.913313384417 35.0895249889172, 136.913427964005 35.090168856769, 136.913487707065 35.0905681586348, 136.913215445943 35.0905160390514, 136.912604834691 35.0904076448028, 136.912297376755 35.0903567161547, 136.912362655315 35.0906115863031, 136.912151025013 35.0905763521186, 136.912062904148 35.0903178426096, 136.912049190584 35.0902776006759, 136.911812767449 35.0895839676456, 136.911718726606 35.0893080501031, 136.911515064441 35.0887105476112, 136.911359125001 35.0882530109993, 136.911188117282 35.0877512855329, 136.910992084743 35.0871760528244, 136.912184659832 35.0871754550434, 136.912242398842 35.0871776185616)) ^^http://www.opengis.net/ont/geosparql#wktLiteral