https://www.kaypoker.com/2023/07/02/william-kopp-%ec%97%ac%eb%8f%99%ec%83%9d-katie%ec%99%80-%ed%95%a8%ea%bb%98-wsop-%eb%b8%8c%eb%a0%88%ec%9d%b4%ec%8a%ac%eb%a6%bf-%ec%9a%b0%ec%8a%b9%ec%9e%90%eb%a1%9c-%ed%95%a9%eb%a5%98/