<?php
$txt='propensity to anger KID-4, P-8, LIV-2, LIV-13';
$re1='.*?'; # Non-greedy match on filler
$re2='(?:[a-z][a-z]+)'; # Uninteresting: word
$re3='.*?'; # Non-greedy match on filler
$re4='(?:[a-z][a-z]+)'; # Uninteresting: word
$re5='.*?'; # Non-greedy match on filler
$re6='(?:[a-z][a-z]+)'; # Uninteresting: word
$re7='.*?'; # Non-greedy match on filler
$re8='((?:[a-z][a-z]+))'; # Word 1
$re9='(-)'; # Any Single Character 1
$re10='(\\d+)'; # Integer Number 1
if ($c=preg_match_all ("/".$re1.$re2.$re3.$re4.$re5.$re6.$re7.$re8.$re9.$re10."/is", $txt, $matches))
{
$word1=$matches[1][0];
$c1=$matches[2][0];
$int1=$matches[3][0];
print "($word1) ($c1) ($int1) \n";
}