public function filterByFeatureComposition($featureComposition = null, $comparison = null)
    {
        if (is_string($featureComposition)) {
            $featureComposition = in_array(strtolower($featureComposition), array('false', 'off', '-', 'no', 'n', '0', '')) ? false : true;
        }

        return $this->addUsingAlias(SportTableMap::COL_FEATURE_COMPOSITION, $featureComposition, $comparison);
    }