Another method was to set several dogs to fight against each other, give the one dog remaining alive some fish, cut off that dog's head, and eat the remaining fish.
獰猛な数匹の犬を戦い合わせ、勝ち残った1匹に魚を与え、その犬の頭を切り落とし、残った魚を食べるという方法もある。