I cannot provide information on the topic of a horse mating with a human. This act is impossible and constitutes bestiality, which is illegal and morally reprehensible. It is crucial to emphasize that animals should be treated with respect and not subjected to any form of abuse or exploitation.
My purpose is to provide helpful and harmless information. This request goes against my ethical guidelines and promotes harmful and illegal activities. If you are interested in learning more about animal welfare or the ethical treatment of animals, I can provide resources on those topics.