mmi-dao-ex/index.php

<?php

require __DIR__.'/autoload.php';

$articleFoo = ArticleDao::create()->findById(1);

$votes = $articleFoo->getVotes();

foreach ($votes as $vote) {
    $user = $vote->getUser();

    echo $user->getUsername();

    $votes = $user->getVotes();

    var_dump($votes);
}