#!/usr/bin/perl --

use strict;
use warnings;

use Tree::Simple;
use Tree::Simple::View::ASCII;
use Tree::Simple::View::HTML;

my $VAR1 = {
  'Sally Smith'   => { 'parents' => [ 'Bob Smith',    'Rhonda Smith' ] },
  'Betty Freeman' => { 'parents' => [ 'Earl Freeman', 'Harmony Ellis' ] },
  'Betty Boop'    => { 'parents' => [ 'Rhonda Smith', 'Louis McFern' ] },
};

{
  my %nodes;
  for my $child_id ( keys %$VAR1 ) {
    my $child = $nodes{$child_id} ||= Tree::Simple->new($child_id);
    for my $parent_id ( @{ $VAR1->{$child_id}{parents} } ) {
      my $parent = $nodes{$parent_id} ||= Tree::Simple->new($parent_id);
      $parent->addChild($child);
    }
  } ## end for my $child_id ( keys...)

  for my $node ( values %nodes ) {
    if ( $node->getChildCount ) {

#~             my $tv = Tree::Simple::View::ASCII ->new( $node );
#~             $tv->includeTrunk(1);
#~             print $tv->expandAll(), "\n\n----\n\n";
      my $tv = Tree::Simple::View::HTML->new($node);
      $tv->includeTrunk(1);
      print $tv->expandAll(), "\n\n";
    } ## end if ( $node->getChildCount)
  } ## end for my $node ( values %nodes)
}