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'''Kasparov versus Deep Blue 1996''',<br/br>also dubbed the [[ACM]] Chess Challenge, was played of [[Garry Kasparov]] versus [[Deep Blue]] took place in [https://en.wikipedia.org/wiki/Philadelphia Philadelphia], [https://en.wikipedia.org/wiki/Pennsylvania Pennsylvania], from February 10 to 17, [[Timeline#1996|1996]]. Kasparov, after the 1993 [[FIDE]] split [Garry Kasparovhttps://en.wikipedia.org/wiki/Professional_Chess_Association PCA][https://en.wikipedia.org/wiki/World_Chess_Championship#Split_title_(1993%E2%80%932005) world chess champion] , won the match versus [[Deep Blue]] with 4–2, losing game one <ref>[http://www.chessgames.com/perl/chessgame?gid=1070874 Deep Blue (Computer) vs Garry Kasparov (1996) "Sacre Blue!"]</ref> , the first win of a chess computer against a reigning world champion under regular time controls, winning three and drawing in two games. Already in January 1996, the PCA announced that it had lost its main sponsor [[Intel]] partly due to Kasparov's choice to play this match versus the [[IBM]] supercomputer <ref>[https://en.chessbase.com/post/garry-kasparov-a-history-of-profesional-che Garry Kasparov: A History of Profesional Chess] by [[Mig Greengard]]. [[ChessBase|ChessBase News]], April 08, 2002</ref>.