public function initLineagesRelatedByAncestorId($overrideExisting = true)
    {
        if (null !== $this->collLineagesRelatedByAncestorId && !$overrideExisting) {
            return;
        }
        $this->collLineagesRelatedByAncestorId = new ObjectCollection();
        $this->collLineagesRelatedByAncestorId->setModel('\gossi\trixionary\model\Lineage');
    }