囲碁プロ棋士イ・セドル、グーグルAIに 第4局で初勝利

囲碁プロ棋士イ・セドル、グーグルAIに 第4局で初勝利

SEOUL, March 13, 2016 South Korean professional Go player Lee Sedol leaves after the third round match of the Google DeepMind Challenge Match between Lee Sedol and Google’s artificial intelligence program, AlphaGo, in Seoul, South Korea, March 13, 2016. Lee Sedol won the third round match Sunday.