protected function compileRulesets(array $rulesets)
    {
        $out = [];

        $elements = $rulesets['data']['sDEF']['lDEF']['ruleset']['el'];
        foreach ($elements as $container) {
            if (isset($container['container']['el'])) {
                $values = [];
                foreach ($container['container']['el'] as $key => $value) {
                    if ($key === 'title') {
                        continue;
                    }
                    $values[$key] = $value['vDEF'];
                }
                $out[] = $this->expandValuesInRuleset($values);
            }
        }

        return $out;
    }