メタデータ名
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.503006760414 42.6146119910072, 141.504321445176 42.6150696138806, 141.505562530755 42.6155039530615, 141.504842790851 42.6158844132151, 141.50341779307 42.6167659718008, 141.501577695151 42.617886041762, 141.500852196585 42.6176273681914, 141.499270338916 42.6170493629084, 141.498406335497 42.6167285709562, 141.498724634807 42.6162499916439, 141.499287040698 42.615343829355, 141.500017808004 42.6142260754772, 141.500350953888 42.6137024346485, 141.503006760414 42.6146119910072)) ^^http://www.opengis.net/ont/geosparql#wktLiteral