メタデータ名
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.468361893473 43.5867941647117, 142.468943513041 43.5871865501647, 142.469499339673 43.5875612963002, 142.470050232727 43.5879538418865, 142.469448510653 43.5884308857301, 142.469374037243 43.5884703754224, 142.468861199497 43.5888699578945, 142.467764759917 43.5881097031077, 142.467185308926 43.5877016251111, 142.466586303614 43.587329024092, 142.46661927391 43.5873029768506, 142.467752987614 43.5864316803597, 142.467798279574 43.5863956940479, 142.468361893473 43.5867941647117)) ^^http://www.opengis.net/ont/geosparql#wktLiteral