public override Node Info()
{
Mapping mapping = new Mapping ();
mapping.AddMappingNode (new String ("kind"), new String ("sequence"));
mapping.AddMappingNode (new String ("type_id"), new String (URI));
Sequence childs = new Sequence ();
foreach (Node child in childNodes)
childs.AddNode (child.Info ());
mapping.AddMappingNode (new String ("value"), childs);
return mapping;
}