#!/usr/bin/perl $lastword = ""; $count = 1; while (<>) { $_ =~ /(.*) ([0-9]+)/; $word = $1; if ($lastword ne $word) { if ($lastword =~ //) { #print "$word"; } else { print "$count - $lastword\n"; } $count = 1; } else { $count++; } $lastword = $word; } #abduct vt 1971 #abduct vt 1971 #abduct vt 1974 #abduct vt 1996 #abduct vt 1996 #abductee n 1989 #abductee n 1997 #abduction n 1971 #abduction n 1989 #abduction n 1996 #abduction n 1996 #