Event Details:   Skelleftea (World Cup), 1989  
   Start Date:    August, 1989
   Finish Date:    -
   Event Type:    Tournament
 Player Name   Rating on August 1989 list   Predicted Results vs Rated Opponents   Age 
 Anatoly Karpov   2838 (#2 on August 1989 list)   9.6/15, 64%   38y3m 
 Garry Kasparov   2867 (#1 on August 1989 list)   10.2/15, 68%   26y4m 
 Yasser Seirawan   2680 (#39 on August 1989 list)   6.7/15, 44%   29y5m 
 Lajos Portisch   2701 (#22 on August 1989 list)   7.1/15, 47%   52y4m 
 Nigel Short   2743 (#7 on August 1989 list)   7.8/15, 52%   24y2m 
 Gyula Sax   2672 (#48 on August 1989 list)   6.5/15, 43%   38y2m 
 Valery Salov   2747 (#5 on August 1989 list)   7.9/15, 53%   25y3m 
 John Nunn   2698 (#25 on August 1989 list)   7/15, 47%   34y4m 
 Ulf Andersson   2715 (#14 on August 1989 list)   7.3/15, 49%   38y2m 
 Mikhail Tal   2691 (#33 on August 1989 list)   6.9/15, 46%   52y9m 
 Robert Hübner   2693 (#30 on August 1989 list)   6.9/15, 46%   40y9m 
 Zoltán Ribli   2697 (#27 on August 1989 list)   7/15, 46%   37y11m 
 Jaan Ehlvest   2723 (#9 on August 1989 list)   7.5/15, 50%   26y10m 
 Predrag Nikolic   2704 (#20 on August 1989 list)   7.1/15, 47%   28y11m 
 Viktor Korchnoi   2726 (#8 on August 1989 list)   7.5/15, 50%   58y5m 
 Rafael Vaganian   2705 (#17 on August 1989 list)   7.1/15, 47%   37y10m 
 
 Player Name   Overall Results   Actual Results vs Rated Opponents   Performance Rating   Results +/- Predicted 
 Anatoly Karpov   +4 (9.5/15, 63%)   +4 (9.5/15, 63%) vs 2718-rated opposition   2781   -0.1 
 Garry Kasparov   +4 (9.5/15, 63%)   +4 (9.5/15, 63%) vs 2716-rated opposition   2779   -0.7 
 Yasser Seirawan   +2 (8.5/15, 57%)   +2 (8.5/15, 57%) vs 2728-rated opposition   2751   +1.8 
 Lajos Portisch   +2 (8.5/15, 57%)   +2 (8.5/15, 57%) vs 2727-rated opposition   2750   +1.4 
 Nigel Short   +2 (8.5/15, 57%)   +2 (8.5/15, 57%) vs 2724-rated opposition   2748   +0.7 
 Gyula Sax   +1 (8/15, 53%)   +1 (8/15, 53%) vs 2729-rated opposition   2733   +1.5 
 Valery Salov   +1 (8/15, 53%)   +1 (8/15, 53%) vs 2724-rated opposition   2728   +0.1 
 John Nunn   = (7.5/15, 50%)   = (7.5/15, 50%) vs 2727-rated opposition   2712   +0.5 
 Ulf Andersson   = (7.5/15, 50%)   = (7.5/15, 50%) vs 2726-rated opposition   2711   +0.2 
 Mikhail Tal   -1 (7/15, 47%)   -1 (7/15, 47%) vs 2727-rated opposition   2693   +0.1 
 Robert Hübner   -1 (7/15, 47%)   -1 (7/15, 47%) vs 2727-rated opposition   2693   +0.1 
 Zoltán Ribli   -1 (7/15, 47%)   -1 (7/15, 47%) vs 2727-rated opposition   2692   =0.0 
 Jaan Ehlvest   -2 (6.5/15, 43%)   -2 (6.5/15, 43%) vs 2725-rated opposition   2672   -1.0 
 Predrag Nikolic   -3 (6/15, 40%)   -3 (6/15, 40%) vs 2727-rated opposition   2653   -1.1 
 Viktor Korchnoi   -3 (6/15, 40%)   -3 (6/15, 40%) vs 2725-rated opposition   2652   -1.5 
 Rafael Vaganian   -5 (5/15, 33%)   -5 (5/15, 33%) vs 2726-rated opposition   2615   -2.1