public sealed class KnowledgeGraphLayerException : KnowledgeGraphException, System.Runtime.Serialization.ISerializable  

{
  // running on QueuedTask

  var dict = new Dictionary<string, List<long>>();
  dict.Add("person", new List<long>());  //Empty list means all records
  dict.Add("made_call", null);  //null list means all records

  // or specific records - however the ids are obtained
  dict.Add("phone_call", new List<long>() { 1, 5, 18, 36, 78 });

  // make the id set
  var idSet = KnowledgeGraphLayerIDSet.FromDictionary(kg, dict);

  try
  {
    //Create the link chart and show it
    var linkChart = MapFactory.Instance.CreateLinkChart(
                      "KG With ID Set", kg, idSet);
    FrameworkApplication.Panes.CreateMapPaneAsync(linkChart);
  }
  catch (KnowledgeGraphLayerException e)
  {
    // get the invalid named types
    //   remember that the named types are case-sensitive
    var invalidNamedTypes = e.InvalidNamedTypes;

    // do something with the invalid named types 
    // for example - log or return to caller to show message to user
  }
}