my @tag = $tree->look_down( _tag => 'tr', class => qr{bepevenscompletedb} );
for (@tag) {

    query_element($_);
}

sub query_element {

    my @td_tag = $_[0]->look_down( _tag => 'td' );

    my $num1 = shift @td_tag; #Get the first td tag
    my $num2 = shift @td_tag; # Get the second td tag


    #Making sure first/second td tag has numeric value
    $num1 = $1 if $num1->as_text =~ m!(d+)! or die "no match found";
    $num2 = $1 if $num2->as_text =~ m!(d+)! or die "no match found";


    #Validating that above value's match the user provided value 5 and 1.
    if ( $num1 eq '5' && $num2 eq '1' ) {
        say "hurray..!!";

        #Iterating over rest of the td tag to make sure we get the right link from it.
        for (@td_tag) {

            #Check if contains ABC and than procede to fetch the download href link.
            if ($_->look_down(_tag  => 'td', class => qr{[c]}, sub {
                        $_[0]->as_text eq 'ABC';} )
            )
            {
                my $text = $_->as_text;
                say "Current node text is: ", $text; #outputs ABC

                #Now from here how do I get the link I want to extract.
            }
        }
    }
}

my $link_obj = $_->look_down(_tag => 'a') # It should look for `a` tag.
say $link_obj->as_text;

Can't call method "as_text" on an undefined value.

#!perl

use Marpa::R2::HTML qw(html);

use 5.010;
use strict;
use warnings;

my $answer = html(
    ( join q{}, <DATA> ),
    {   td => sub { return Marpa::R2::HTML::contents() },
        a  => sub {
            my $href = Marpa::R2::HTML::attributes()->{href};
            return undef if not defined $href;
            return [ link => $href ];
        },
        'td.c' => sub {
            my @values = @{ Marpa::R2::HTML::values() };
            if ( ref $values[0] eq 'ARRAY' ) { return $values[0] }
            return [ test => 'OK' ] if Marpa::R2::HTML::contents eq 'ABC';
            return [ test => 'OK' ] if Marpa::R2::HTML::contents eq 'DEF';
            return [ test => '' ];
        },
        tr => sub {
            my @cells = @{ Marpa::R2::HTML::values() };
            return undef if shift @cells != 5;
            return undef if shift @cells != 1;
            my $ok = 0;
            my $link;
            for my $cell (@cells) {
                my ( $type, $value ) = @{$cell};
                $ok = 1 if $type eq 'test' and $value eq 'OK';
                $link = $value if $type eq 'link';
            }
            return $link if $ok;
            return undef;
        },
        ':TOP' => sub { return Marpa::R2::HTML::values(); }
    }
);

die "No parse" if not defined $answer;
say join "n", @{$answer};

__DATA__
<table>
    <tbody>

        <tr class="epeven completed">
            <td>5</td>
            <td>1</td>
            <td class="c">ABC</td>
            <td class="c">satus</td>
            <td class="c"><a href="/path/link">Download</a></td>
        </tr>
        <tr class="epeven completed">
            <td>5</td>
            <td>1</td>
            <td class="c">status</td>
            <td class="c">DEF</td>
            <td class="c"><a href="/path2/link">Download</a></td>
        </tr>


    </table>

use strict;
use warnings;
use HTML::TreeBuilder 5 -weak;
use 5.014;

my $tree = HTML::TreeBuilder->new_from_content(<DATA>);


for my $e ($tree->look_down( _tag => 'a',
                             sub { my $e = $_[0];
                                   my $tr = $e->parent->parent; ### Could also use ->lineage to search up through the
                                                                ### containing elements
                                   return unless $tr->attr('_tag') eq 'tr' and $tr->attr('class') eq 'epeven completed';
                                   return (     $tr->look_down( _tag => 'td', sub { $_[0]->as_text eq '1'; })
                                            and $tr->look_down( _tag => 'td', sub { $_[0]->as_text eq '5'; })
                                            and $tr->look_down( _tag => 'td', class => 'c', sub { $_[0]->as_text eq 'ABC'; })
                                          );
                                 }
                           )
          ) {
    say $e->attr('href');
}


__DATA__

<table>
    <tbody>

        <tr class="epeven completed">
            <td>5</td>
            <td>1</td>
            <td class="c">ABC</td>
            <td class="c">satus</td>
            <td class="c"><a href="/path/link">Download</a></td>
        </tr>
        <tr class="epeven completed">
            <td>5</td>
            <td>1</td>
            <td class="c">status</td>
            <td class="c">DEF</td>
            <td class="c"><a href="/path2/link">Download</a></td>
        </tr>


    </table>

/path/link

for my $r ($content =~ m{<tr class="epeven completed">(.*?)</tr>}gs) {
    my ($n1, $n2) = $r =~ m{<td>(d+)</td>s*<td>(d+)</td>}g;
    next if $n1 != 5 || $n2 != 1;
    next if $r !~ m{<td class="c">ABC</td>}g;
    my ($link) = $r =~ m{<a href="(.*?)">Download</a>}g;
    say $link;
}