メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.253036514439 34.8260677221908, 137.25266778199 34.8263271835124, 137.252681289651 34.826169402125, 137.252612764804 34.8259778713215, 137.252544319529 34.8258652262943, 137.252530539906 34.8257525421013, 137.252421016682 34.8255610406198, 137.252311572997 34.8254484248567, 137.252051766426 34.8253021081091, 137.251955989808 34.8251894823636, 137.251832723603 34.8249191045596, 137.251955517279 34.8247161679183, 137.252201317308 34.8245244125791, 137.252570100333 34.8243212989163, 137.253198595001 34.8241743433143, 137.253417195887 34.8241178377864, 137.253608406981 34.8240050046332, 137.253731344536 34.8239485680155, 137.253936680942 34.8242865011463, 137.254087204365 34.8244779715423, 137.254388149134 34.8247594871404, 137.254620741322 34.8250185135371, 137.254743992882 34.8252663506171, 137.253541919982 34.8258194299701, 137.253036514439 34.8260677221908)) ^^http://www.opengis.net/ont/geosparql#wktLiteral