メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.180874028461 34.2244608262836, 135.180456071902 34.2244525378994, 135.180352515289 34.2244462106804, 135.180367461922 34.2239352488848, 135.179715440455 34.2239308868502, 135.179713424703 34.2237974731947, 135.180104610113 34.2238029078834, 135.180104287144 34.2238362916227, 135.180682631993 34.2238484694301, 135.180698497818 34.2235930448937, 135.180882431014 34.2235914568602, 135.181108536888 34.2235953621246, 135.181109306904 34.2237087643066, 135.180887946649 34.2237137655045, 135.180888811227 34.2239664846302, 135.180874028461 34.2244608262836)) ^^http://www.opengis.net/ont/geosparql#wktLiteral