Lee Se-dol, South Korea's top Go player, finally beat AlphaGo—an artificial-intelligence project developed by Google—after three straight losses. Photo: Getty ...

The game on Wednesday lasted roughly three and a half hours and is the first of five Go games between Google DeepMind's AlphaGo AI and Lee. At the end of Wednesday's game, AlphaGo was down to 5:30 ...

Lee Se-dol is the only human to ever beat the AlphaGo software developed ... Despite his retirement, Lee Se-dol is due to play against another AI system in December. He will play against HanDol ...

Against all odds, he won the game after having unseated AlphaGo with one of his creative moves ... An expert later said that we may have to add a tenth dan to the Go ranking system of nine dans. After ...

Its AlphaGo ... Lee Sedol, one of the top Go players alive. This is the first time a computer has beat a human champion without a handicap. "It there's a social component with players playing ...