Garry Kasparov
IbeatGarry.com :: The Six Degrees of Kasparov

Linking to Kasparov, Garry:

Maybe you might want to try:
Alekhine, Alexander Lasker, Emanuel Botvinnik, Mikhail

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Have you ever wondered how close you came to beating Garry Kasparov?

On this website, you can find out.

If you have at least one won game in Chessbase Megabase 2005, then chances are good that we can calculate a "Kasparov Number" for you.

To learn more, have a look at the six degrees of separation.