Amsterdam IBM 1980

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Amsterdam IBM 1980
Compiled by suenteus po 147

The twentieth international chess tournament sponsored by IBM in the city of Amsterdam, The Netherlands was held in June of 1980. Eight grandmasters, including the world champion, were invited to participate in the double round robin event, including (in order of ELO): Anatoli Karpov (2725), Zoltan Ribli (2610), Jan Timman (2600), Vlastimil Hort (2595), Bent Larsen (2585), Gennady Sosonko (2545), Sergey Dolmatov (2535), and John Van der Wiel (2465). The average of the combined ratings of the assembled participants qualified the tournament as a category XIV event. Karpov dominated, finishing clear first with +6 at the final. Timman was clear second, undefeated with +4.

1 2 3 4 5 6 7 8 Score Perf Chg 1 Karpov ** ½½ ½½ ½1 10 ½1 11 11 10/14 2720 -1 2 Timman ½½ ** ½½ ½1 ½½ ½1 ½1 1½ 9/14 2682 +15 3 Sosonko ½½ ½½ ** ½½ ½½ ½½ 1½ ½1 8/14 2637 +18 4 Hort ½0 ½0 ½½ ** ½1 ½½ 1½ 1½ 7.5/14 2609 +1 5 Ribli 01 ½½ ½½ ½0 ** 1½ 01 10 7/14 2578 -7 6 Dolmatov ½0 ½0 ½½ ½½ 0½ ** 1½ 11 7/14 2589 +11 7 Van der Wiel 00 ½0 0½ 0½ 10 0½ ** 10 4/14 2441 -3 8 Larsen 00 0½ ½0 0½ 01 00 01 ** 3.5/14 2389 -36

*crosstable from FM Matt Hassen's blog: http://fmhassen.blogspot.com/2012/1...

Round One
Ribli vs Hort, 1980
(D58) Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst, 39 moves, 0-1
Larsen vs Dolmatov, 1980
(D45) Queen's Gambit Declined Semi-Slav, 35 moves, 0-1
Van der Wiel vs Karpov, 1980
(C54) Giuoco Piano, 64 moves, 0-1
Timman vs Sosonko, 1980
(B76) Sicilian, Dragon, Yugoslav Attack, 50 moves, 1/2-1/2
Round Two
Karpov vs Timman, 1980
(B08) Pirc, Classical, 26 moves, 1/2-1/2
Ribli vs Larsen, 1980
(E62) King's Indian, Fianchetto, 45 moves, 1-0
Dolmatov vs Van der Wiel, 1980
(B62) Sicilian, Richter-Rauzer, 75 moves, 1-0
Hort vs Sosonko, 1980
(B32) Sicilian, 31 moves, 1/2-1/2
Round Three
Timman vs Dolmatov, 1980
(D44) Queen's Gambit Declined Semi-Slav, 59 moves, 1-0
Sosonko vs Karpov, 1980
(E06) Catalan, Closed, 5.Nf3, 12 moves, 1/2-1/2
Larsen vs Hort, 1980
(A16) English, 41 moves, 1/2-1/2
Van der Wiel vs Ribli, 1980
(B93) Sicilian, Najdorf, 6.f4, 29 moves, 1-0
Round Four
Hort vs Karpov, 1980
(A25) English, 18 moves, 1/2-1/2
Ribli vs Timman, 1980
(E17) Queen's Indian, 33 moves, 1/2-1/2
Larsen vs Van der Wiel, 1980
(A34) English, Symmetrical, 39 moves, 1-0
Dolmatov vs Sosonko, 1980
(B32) Sicilian, 26 moves, 1/2-1/2
Round Five
Van der Wiel vs Hort, 1980
(B17) Caro-Kann, Steinitz Variation, 16 moves, 1/2-1/2
Timman vs Larsen, 1980
(B18) Caro-Kann, Classical, 42 moves, 1/2-1/2
Karpov vs Dolmatov, 1980
(B33) Sicilian, 55 moves, 1-0
Sosonko vs Ribli, 1980
(E15) Queen's Indian, 14 moves, 1/2-1/2
Round Six
Van der Wiel vs Timman, 1980
(C57) Two Knights, 40 moves, 1/2-1/2
Hort vs Dolmatov, 1980
(B14) Caro-Kann, Panov-Botvinnik Attack, 60 moves, 1/2-1/2
Ribli vs Karpov, 1980
(E06) Catalan, Closed, 5.Nf3, 55 moves, 1-0
Larsen vs Sosonko, 1980
(E42) Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein), 54 moves, 1/2-1/2
Round Seven
Dolmatov vs Ribli, 1980
(B93) Sicilian, Najdorf, 6.f4, 40 moves, 0-1
Karpov vs Larsen, 1980
(B18) Caro-Kann, Classical, 36 moves, 1-0
Timman vs Hort, 1980
(D52) Queen's Gambit Declined, 59 moves, 1-0
Sosonko vs Van der Wiel, 1980
(E15) Queen's Indian, 16 moves, 1/2-1/2
Round Eight
Sosonko vs Timman, 1980
(E00) Queen's Pawn Game, 35 moves, 1/2-1/2
Dolmatov vs Larsen, 1980
(E54) Nimzo-Indian, 4.e3, Gligoric System, 30 moves, 1-0
Hort vs Ribli, 1980
(B84) Sicilian, Scheveningen, 24 moves, 1/2-1/2
Karpov vs Van der Wiel, 1980
(B62) Sicilian, Richter-Rauzer, 32 moves, 1-0
Round Nine
Van der Wiel vs Dolmatov, 1980
(C19) French, Winawer, Advance, 43 moves, 1/2-1/2
Sosonko vs Hort, 1980
(A62) Benoni, Fianchetto Variation, 21 moves, 1/2-1/2
Larsen vs Ribli, 1980
(A14) English, 48 moves, 1-0
Timman vs Karpov, 1980
(E19) Queen's Indian, Old Main line, 9.Qxc3, 34 moves, 1/2-1/2
Round Ten
Dolmatov vs Timman, 1980
(C55) Two Knights Defense, 49 moves, 1/2-1/2
Karpov vs Sosonko, 1980
(B17) Caro-Kann, Steinitz Variation, 38 moves, 1/2-1/2
Hort vs Larsen, 1980
(A41) Queen's Pawn Game (with ...d6), 36 moves, 1-0
Ribli vs Van der Wiel, 1980
(E68) King's Indian, Fianchetto, Classical Variation, 8.e4, 29 moves, 1-0
Round Eleven
Karpov vs Hort, 1980
(C43) Petrov, Modern Attack, 33 moves, 1-0
Van der Wiel vs Larsen, 1980
(B09) Pirc, Austrian Attack, 36 moves, 1-0
Timman vs Ribli, 1980
(E15) Queen's Indian, 41 moves, 1/2-1/2
Sosonko vs Dolmatov, 1980
(D43) Queen's Gambit Declined Semi-Slav, 14 moves, 1/2-1/2
Round Twelve
Ribli vs Sosonko, 1980
(A37) English, Symmetrical, 17 moves, 1/2-1/2
Larsen vs Timman, 1980
(A20) English, 38 moves, 0-1
Hort vs Van der Wiel, 1980
(E12) Queen's Indian, 31 moves, 1-0
Dolmatov vs Karpov, 1980
(C09) French, Tarrasch, Open Variation, Main line, 17 moves, 1/2-1/2
Round Thirteen
Karpov vs Ribli, 1980
(A35) English, Symmetrical, 35 moves, 1-0
Sosonko vs Larsen, 1980
(E08) Catalan, Closed, 56 moves, 1-0
Timman vs Van der Wiel, 1980
(A30) English, Symmetrical, 37 moves, 1-0
Dolmatov vs Hort, 1980
(B83) Sicilian, 44 moves, 1/2-1/2
Round Fourteen
Van der Wiel vs Sosonko, 1980
(B17) Caro-Kann, Steinitz Variation, 34 moves, 0-1
Ribli vs Dolmatov, 1980
(D12) Queen's Gambit Declined Slav, 30 moves, 1/2-1/2
Larsen vs Karpov, 1980
(E19) Queen's Indian, Old Main line, 9.Qxc3, 23 moves, 0-1
Hort vs Timman, 1980
(A15) English, 14 moves, 1/2-1/2
56 games

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