anchor.diff:                   {message, Msg},
                    {stop_reason, Reason} |
                    Props ++ ParentsList ++ LogProps]),
  +            mnesia_write(Props),
               {noreply, State#state{props = Props}}
       end;
   handle_cast_({succeed, Msg}, State) ->
  
positive.code:                  {object, self()},
                   {message, Msg} |
                   Props ++ ParentsList ++ LogProps]),
              {noreply, State#state{props = Props}}
      end.
  
  
negative.code:     MaybePid = proplists:get_value(MaybeId, IdPids, MaybeId),
      case is_pid(MaybePid) of
          true ->
              log([{?EVENT, link}, {source, self()}, {target, MaybePid}]),
              link(MaybePid);
          false ->
              ok
  