RDF description of 북한산국립공원_41-03_다목적위치표지판 공간데이터 41-03 POINT(127.019393471 37.708425618) <gml:Point> <gml:coordinates> 127.01939347100006,37.708425618000035,0.0 </gml:coordinates> </gml:Point> 북한산국립공원_41-03_다목적위치표지판 공간데이터