#!perl
# Aufruf: perl removeEK1.pl TestEK.txt > Out.txt
use strict;
use warnings;
my $regex = '{\[%tqu[^\]]*]}';
my $line = do { local $/;  <>; }; 
$line =~ s/\n/ /g;
$line =~ s/$regex//gi;
$line =~ s/ (\d+\. |\[)/\n$1/g;
print $line;