$big_string =~ /special:[0-9]{4}:(.*):(.*)\|special:[0-9]{4}:(.*):(.*)\|special:[0-9]{4}:(.*):(.*)\|special:[0-9]{4}:(.*):(.*)/;
$result_hashref->{$1} = $2;
$result_hashref->{$3} = $4;
$result_hashref->{$5} = $6;
$result_hashref->{$7} = $8;