AlphaGo
Read as AlphaGo. [[Google]] DeepMind's [[Go (board game)|]] playing computer program which became the first to beat a professional human player without handicaps in October 2015 and won "a series versus Lee Se-dol":[https://en.wikipedia.org/wiki/AlphaGo_versus_Lee_Sedol] in March 2016. Se-dol had a 9-dan rank and was second in international titles at the time. AlphaGo was given an honorary 9-dan rank for the win.
alphago