Work around DB IRIS coupling Norddeich and Norddeich Mole

	my $iter_depth = 0;

	my @ret;

	my @queue = ( $opt{name} );

	my @seen;

	# @seen holds station IDs which were already seen during recursive

	# 'meta' descent. This avoids infinite loops of 'meta' references.

	# As Norddeich and Norddeich Mole are illegaly coupled in the backend

	# (they are different stations with different departure times), we pre-seed

	# @seen with their eva IDs.

	my @seen = ( 8007768, 8004449 );

	while ( @queue and $iter_depth < 12 ) {

		my $station = shift(@queue);