article_content: 
  on saturday, a google computer clocked its third consecutive victory over lee se-dol, the long-reigning global champion of the world's most complex board game. that win makes the machine the clear winner in a best-of-five series.
  
  
  
  
  
  
  
  
  
  the achievements of the google deepmind computer, alphago, are considered a significant advancement in artificial intelligence.
  
  
  
  
  
  
  
  
  
  "to be honest, we are a bit stunned," said google deepmind ceo demis hassabis, after alphago's third win. "we came here to challenge lee se-dol, as we wanted to learn from him and see what alphago was capable of.
article_headline: a google computer victorious over the world's 'go' champion