#!/usr/bin/perl
use XML::DT ;
my %tab = ();

%handler=(
     '-default'   => sub{$c},
     '-type' => {parent => MMAPON("child"),
                 child  => "HASH"},

     'parent' => sub{ for $ch (@{$c->{child}})
                      {$tab{$c->{name}}{$ch->{position}} = $ch->{name}; }
                    },
);
                       
dt("ex11.3.xml",%handler);  # $tab has the table that you probably want... 

@parents = sort (keys %tab);

for $ch (qw(first secon third fourt))
 { print "\n$ch |";
   for $p (@parents) { print sprintf("%5s |",$tab{$p}{$ch});}
 }