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The best poker players in the world can cash in on millions of dollars in a game. Played in casinos, poker clubs, private homes and on the internet, the game demands skill and strategy. 

Now scientists have created an artificial intelligence (AI) bot that can best even the top human players. And this new AI won at six-player poker. Bots were already dominant at two, or three-player poker, but six players is much harder. The feat represents a majo