HAFAS: Hide unhelpful messages

				my $header  = $message->getAttribute('header');

				my $lead    = $message->getAttribute('lead');

				my $display = $message->getAttribute('display');

              # "something is wrong, but we're not telling what" is not helpful.

              # Observed on RRX lines in NRW

				if ( $header

					=~ m{ : \s St..?rung. \s \(Quelle: \s zuginfo.nrw \) $ }x

					and not $lead )

				{

					next;

				}

				push(

					@{ $ret->{messages} },

					{