Development of the World Chess Championship five incredibly close world championship matches, the World Chess Championship 1984 (controversially terminated without result with Karpov leading +5 -3 =40), World Chess Championship 1985 (in which Kasparov won the title, 13–11), World Chess Championship 1986 (narrowly won by Kasparov, 12½–11½), World Chess Championship 1987 (drawn 12–12, Kasparov retaining the title), and World Chess Championship 1990 (again narrowly won by Kasparov, 12½–11½). In 1993, Kasparov and challenger Nigel Short complained of corruption and a lack of professionalism within FIDE and split from FIDE to set up the Professional Chess Association (PCA), under whose auspices they held their match. FIDE and
Women's World Chess Championship 1996 match was played in Jaén in 1996 and, like the Candidates Tournament, dominated by Polgar who won 6 games (against 2) and in the end defeated champion Xie Jun by four points. The match was set for 16 matches, but ended early, when Polgar reached 8.5 points. The organizer apparently threatened to fine both players after draws in game 2 and 3. Women's World Chess Championship 1996 The 1996 Women's World Chess Championship was won by Hungarian Zsuzsa Polgar, who defeated the incumbent champion Xie Jun in the title match. Polgar was seeking American Citizenship at the time. As part