Google reveals secret test of AI bot to beat top Go players

Computer mastery of the complex board game Go has long been seen as a landmark for artificial intelligence. A mystery player causing a stir in the world of the complex strategy game Go has been revealed as an updated version of AlphaGo, the artificial-intelligence (AI) program created by Google's London-based AI firm, DeepMind. Known only by the name'Master(P)', since late December the anonymous player has beaten the world's best at Go in a string of online games, including defeating current world number one, 19-year-old Ke Jie. South Korea trumpets $860-million AI fund after AlphaGo'shock' Go is regarded as the most complex board game ever invented, and is famously difficult for computers to crack. But last year, AlphaGo showcased the strength of AI software when it stunned the Go world, first by defeating a professional human player, Fan Hui, and then going on to beat one of the Go world's top players, Lee Sedol.