メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.663923518508 35.4298675759092, 139.664012067204 35.4300197468407, 139.664052659942 35.4301161810205, 139.664179112134 35.4304956324361, 139.664415510704 35.4312547870681, 139.664009507498 35.4314384141124, 139.663892344823 35.4314918429281, 139.66361286691 35.4315452214205, 139.663504368775 35.4315751382604, 139.663404039484 35.4311462866256, 139.663292596016 35.4308528455742, 139.663204116288 35.4306821855401, 139.663167609611 35.4306117793333, 139.663066212195 35.4304567362063, 139.662913057382 35.4301916509933, 139.662909395481 35.4301837933549, 139.662795669303 35.4299394335364, 139.662728531216 35.4298094035628, 139.662640083306 35.4297006821123, 139.662705905691 35.4296691197202, 139.662763944945 35.4296412791246, 139.662800500296 35.4296268241537, 139.663660684614 35.4292869406449, 139.663722878403 35.4293650579454, 139.663923518508 35.4298675759092)) ^^http://www.opengis.net/ont/geosparql#wktLiteral