Deep blue specialized in being the first computer to defeat a chess champion at chess when it defeated grand master Gary Kasparov.
It is true that the computer cannot think but the people who programmed the computer can. So if you take a very powerful computer ( like Deep Blue) and program it very clever then the computer will be very good at chess and can even defeat a world champion.
Chess World Champion
The brilliant Paul Morphy was both. He was recognized as the world chess champion but before there was a formal champion.
garry kasparov
Tiarnan Doherty and Arnold Cantero
Boris Spassky of the USSR.
The current world chess champion is Viswanathan Anand
'Deep Blue' was the first computer to beat a world chess champion. It defeated Garry Kasparov in 1997. There may well have been earlier computers that beat humans who did not play very well.
The answer is Garry Kasparov.
Deep Blue versus Garry Kasparov .
The women's chess champion for 2008 was Alexandra Kosteniuk.