The situation in Spain is indeed peculiar when it comes to …

The situation in Spain is indeed peculiar when it comes to gender-based violence. Organic Law 1/2004, designed to protect women from men's violence in relationships, carries severe penalties for such crimes, and often these crimes carry a harsher sentence than if the same crime were perpetrated by a woman against another woman. The law's intent is to address the significant societal problem of male-on-female violence, but it does lead to disparities like you describe in your example.