http://www.der-postillon.com/2014/11/schach-wm-magnus-carlsen-spielt-trotz.html
http://www.der-postillon.com/2008/12/krach-beim-schach.html
http://www.der-postillon.com/2016/11/flitzer-schach.html#more
http://www.der-postillon.com/2017/10/schach-video-assist.html#more
