1997: Deep Blue vs. Garry Kasparov

In 1997, an IBM computer beat a chess world champion for the first time

Man vs Machine

Kasparov versus Deep Blue 1997 - Chessprogramming wiki

Kasparov vs. Deep Blue, Garry Kasparov vs. IBM's Deep Blue …

Ted 2017: I won first match with Deep Blue, says Kasparov - BBC News

Deep Blue versus Kasparov, 1997, Game 6 - Wikipedia

Computer Chess – Deep Blue versus Kasparov –

20 years ago @Kasparov63 beat @IBM – Please open source DEEP BLUE « Adafruit Industries – Makers, hackers, artists, designers and engineers!

World chess champion Garry Kasparov walks around the playing room as he waits for IBM's Deep Blue chess playing computer to make its next move during the third game of their six

Chess Champion Garry Kasparov Loses to Deep Blue