caption: The image shows an ancient coin with a horse and a man on it against a white background. The coin appears to be a tetradrachm, a type of currency used in the Roman Empire. The horse is depicted in a galloping pose, with its mane and tail flowing in the wind. The man is wearing a long robe and a helmet, and is holding a staff in one hand and a shield in the other. The background is a bright white, highlighting the intricate details of the coin.