メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.137061293695 34.6501285234478, 135.137118931168 34.6501664562011, 135.137500360886 34.6504095930058, 135.137305931803 34.6506092044911, 135.137241114645 34.6506749903946, 135.137124962783 34.6507906970444, 135.137006235966 34.6509221966284, 135.13696849282 34.6509675201827, 135.136766010642 34.6511807063065, 135.136510828431 34.6510201221317, 135.13631869539 34.650892927398, 135.135876858993 34.6506073643972, 135.136066011435 34.650425819703, 135.13626321361 34.6502306993075, 135.136449550336 34.6500401577156, 135.136633137453 34.6498473802654, 135.137061293695 34.6501285234478)) ^^http://www.opengis.net/ont/geosparql#wktLiteral