https://blog.wongcw.com/2019/01/12/%e9%9b%86%e6%99%ba%e5%a4%9a%e8%ac%80%ef%bc%9aibm%e4%bb%8b%e7%b4%b9project-debater%e4%ba%ba%e5%b7%a5%e6%99%ba%e8%83%bd%e8%be%af%e6%89%8b%e9%a0%85%e7%9b%ae%e6%9c%80%e6%96%b0%e9%80%b2%e5%b1%95/