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IBM

  Amsterdam 1973
Date Players Type Elo Average Games Rounds
1973 16 Tourn 2526 120 15

  Name ELO Points
  Petrosian, Tigran V 2640 10.0
  GM Planinec, Albin 2525 10.0
  GM Kavalek, Lubomir 2565 9.5
  GM Spassky, Boris V 2655 9.0
  Szabo, Laszlo 2565 8.5
  GM Marovic, Drazen 2480 8.0
  Smejkal, Jan 2595 7.5
  GM Andersson, Ulf 2555 7.5
  GM Ribli, Zoltan 2525 7.5
  Donner, Jan Hein 2480 7.5
  GM Timman, Jan H 2470 7.5
  GM Radulov, Ivan 2530 6.0
  GM Ree, Hans 2440 6.0
  Quinteros, Miguel Angel 2520 5.5
  Enklaar, Bertus F 2445 5.5
  IM Langeweg, Kick 2430 4.5

IBM Games

Download games
White Black Result Round Date Opening View
Andersson, U Ree, H ½-½ 1 1973 D79 Neo-Gruenfeld, 6.O-O, main line  
Kavalek, L Quinteros, M ½-½ 1 1973 B92 Sicilian, Najdorf, Opovcensky variation  
Langeweg, K Donner, J 0-1 1 1973 A33 English, symmetrical variation  
Marovic, D Radulov, I ½-½ 1 1973 D24 Queen's Gambit Accepted, 4.Nc3  
Petrosian, T Szabo, L 1-0 1 1973 A34 English, symmetrical variation  
Planinec, A Smejkal, J ½-½ 1 1973 C98 Ruy Lopez, closed, Chigorin, 12...Nc6  
Ribli, Z Spassky, B ½-½ 1 1973 B85 Sicilian, Scheveningen, classical variation with ...Qc7 and ...Nc6  
Timman, J Enklaar, B 1-0 1 1973 A05 Reti opening  
Donner, J Planinec, A 0-1 2 1973 A75 Benoni, classical with ...a6 and 10...Bg4  
Enklaar, B Ribli, Z 0-1 2 1973 B89 Sicilian, Sozin, 7.Be3  
Marovic, D Andersson, U 1-0 2 1973 E38 Nimzo-Indian, classical, 4...c5  
Quinteros, M Petrosian, T ½-½ 2 1973 B06 Robatsch (modern) defence  
Radulov, I Szabo, L 0-1 2 1973 A08 Reti, King's Indian attack  
Ree, H Langeweg, K ½-½ 2 1973 A07 Reti, King's Indian attack (Barcza system)  
Smejkal, J Timman, J 1-0 2 1973 B36 Sicilian, accelerated fianchetto, Maroczy bind  
Spassky, B Kavalek, L 1-0 2 1973 E91 King's Indian, 6.Be2  
Andersson, U Radulov, I ½-½ 3 1973 A37 English, symmetrical variation  
Kavalek, L Enklaar, B ½-½ 3 1973 A04 Reti opening  
Langeweg, K Marovic, D 1-0 3 1973 D46 Queen's Gambit Declined semi-Slav, 6.Bd3  
Petrosian, T Spassky, B ½-½ 3 1973 D36 Queen's Gambit Declined, exchange, positional line, 6.Qc2  
Planinec, A Ree, H ½-½ 3 1973 A04 Reti opening  
Ribli, Z Smejkal, J 1-0 3 1973 E65 King's Indian, fianchetto, Yugoslav, 7.O-O  
Szabo, L Quinteros, M 0-1 3 1973 B97 Sicilian, Najdorf, 7...Qb6  
Timman, J Donner, J 0-1 3 1973 B07 Pirc defence  
Andersson, U Langeweg, K ½-½ 4 1973 A14 English, Neo-Catalan declined  
Donner, J Ribli, Z 1-0 4 1973 E66 King's Indian, fianchetto, Yugoslav Panno  
Enklaar, B Petrosian, T 0-1 4 1973 B81 Sicilian, Scheveningen, Keres attack  
Marovic, D Planinec, A 0-1 4 1973 A62 Benoni, fianchetto variation  
Radulov, I Quinteros, M 1-0 4 1973 C06 French, Tarrasch, closed variation, main line  
Ree, H Timman, J 0-1 4 1973 A17 English opening  
Smejkal, J Kavalek, L ½-½ 4 1973 A87 Dutch, Leningrad, main variation  
Spassky, B Szabo, L ½-½ 4 1973 E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) variation  
Kavalek, L Donner, J 1-0 5 1973 C44 King's pawn game  
Langeweg, K Radulov, I 0-1 5 1973 D27 Queen's Gambit Accepted, classical, 6...a6  
Petrosian, T Smejkal, J 1-0 5 1973 A38 English, symmetrical variation  
Planinec, A Andersson, U 1-0 5 1973 C15 French, Winawer (Nimzovich) variation  
Quinteros, M Spassky, B ½-½ 5 1973 D37 Queen's Gambit Declined, 4.Nf3  
Ribli, Z Ree, H 1-0 5 1973 B79 Sicilian, dragon, Yugoslav attack, 12.h4  
Szabo, L Enklaar, B ½-½ 5 1973 A33 English, symmetrical variation  
Timman, J Marovic, D 1-0 5 1973 E83 King's Indian, Saemisch, 6...Nc6  
Andersson, U Timman, J ½-½ 6 1973 D79 Neo-Gruenfeld, 6.O-O, main line  
Donner, J Petrosian, T ½-½ 6 1973 E41 Nimzo-Indian, 4.e3 c5  
Enklaar, B Quinteros, M 1-0 6 1973 B06 Robatsch (modern) defence  
Langeweg, K Planinec, A 0-1 6 1973 E98 King's Indian, orthodox, Aronin-Taimanov, 9.Ne1  
Marovic, D Ribli, Z ½-½ 6 1973 D94 Gruenfeld, 5.e3  
Radulov, I Spassky, B 0-1 6 1973 B09 Pirc, Austrian attack  
Ree, H Kavalek, L ½-½ 6 1973 E62 King's Indian, fianchetto variation  
Smejkal, J Szabo, L 0-1 6 1973 D77 Neo-Gruenfeld, 6.O-O  
Kavalek, L Marovic, D ½-½ 7 1973 B04 Alekhine's defence, modern variation  
Petrosian, T Ree, H ½-½ 7 1973 E60 King's Indian defence  
Planinec, A Radulov, I ½-½ 7 1973 D27 Queen's Gambit Accepted, classical, 6...a6  
Quinteros, M Smejkal, J 0-1 7 1973 A15 English, 1...Nf6 (Anglo-Indian defense)  
Ribli, Z Andersson, U ½-½ 7 1973 A07 Reti, King's Indian attack (Barcza system)  
Spassky, B Enklaar, B ½-½ 7 1973 B80 Sicilian, Scheveningen variation  
Szabo, L Donner, J 1-0 7 1973 D42 Queen's Gambit Declined, Semi-Tarrasch, 7.Bd3  
Timman, J Langeweg, K ½-½ 7 1973 B89 Sicilian, Sozin, 7.Be3  
Andersson, U Kavalek, L ½-½ 8 1973 B52 Sicilian, Canal-Sokolsky attack, 3...Bd7  
Donner, J Quinteros, M ½-½ 8 1973 E92 King's Indian, classical variation  
Langeweg, K Ribli, Z ½-½ 8 1973 A14 English, Neo-Catalan declined  
Marovic, D Petrosian, T 1-0 8 1973 E62 King's Indian, fianchetto variation  
Planinec, A Timman, J 1-0 8 1973 C19 French, Winawer, advance, 6...Ne7  
Radulov, I Enklaar, B ½-½ 8 1973 A04 Reti opening  
Ree, H Szabo, L ½-½ 8 1973 B96 Sicilian, Najdorf, 7.f4  
Smejkal, J Spassky, B ½-½ 8 1973 A09 Reti opening  
Enklaar, B Smejkal, J ½-½ 9 1973 B93 Sicilian, Najdorf, 6.f4  
Kavalek, L Langeweg, K 1-0 9 1973 B80 Sicilian, Scheveningen variation  
Petrosian, T Andersson, U ½-½ 9 1973 D03 Torre attack (Tartakower variation)  
Quinteros, M Ree, H 0-1 9 1973 A01 Nimzovich-Larsen attack  
Ribli, Z Planinec, A 0-1 9 1973 E69 King's Indian, fianchetto, classical main line  
Spassky, B Donner, J 0-1 9 1973 B96 Sicilian, Najdorf, 7.f4  
Szabo, L Marovic, D ½-½ 9 1973 D15 Queen's Gambit Declined Slav, 4.Nc3  
Timman, J Radulov, I 1-0 9 1973 D55 Queen's Gambit Declined, 6.Nf3  
Andersson, U Szabo, L ½-½ 10 1973 B06 Robatsch (modern) defence  
Donner, J Enklaar, B 1-0 10 1973 E91 King's Indian, 6.Be2  
Langeweg, K Petrosian, T 0-1 10 1973 A41 Queen's Pawn  
Marovic, D Quinteros, M ½-½ 10 1973 E62 King's Indian, fianchetto variation  
Planinec, A Kavalek, L ½-½ 10 1973 B89 Sicilian, Sozin, 7.Be3  
Radulov, I Smejkal, J ½-½ 10 1973 B52 Sicilian, Canal-Sokolsky attack, 3...Bd7  
Ree, H Spassky, B ½-½ 10 1973 A09 Reti opening  
Timman, J Ribli, Z 1-0 10 1973 B36 Sicilian, accelerated fianchetto, Maroczy bind  
Enklaar, B Ree, H ½-½ 11 1973 C99 Ruy Lopez, closed, Chigorin, 12...c5d4  
Kavalek, L Timman, J 1-0 11 1973 B82 Sicilian, Scheveningen, 6.f4  
Petrosian, T Planinec, A 1-0 11 1973 A24 English, Bremen system with ...g6  
Quinteros, M Andersson, U ½-½ 11 1973 D46 Queen's Gambit Declined semi-Slav, 6.Bd3  
Ribli, Z Radulov, I 1-0 11 1973 E06 Catalan, closed, 5.Nf3  
Smejkal, J Donner, J ½-½ 11 1973 E06 Catalan, closed, 5.Nf3  
Spassky, B Marovic, D ½-½ 11 1973 D63 Queen's Gambit Declined, Orthodox defence, 7.Rc1  
Szabo, L Langeweg, K ½-½ 11 1973 A13 English opening  
Andersson, U Spassky, B ½-½ 12 1973 A08 Reti, King's Indian attack  
Langeweg, K Quinteros, M 1-0 12 1973 A05 Reti opening  
Marovic, D Enklaar, B 1-0 12 1973 E69 King's Indian, fianchetto, classical main line  
Planinec, A Szabo, L ½-½ 12 1973 A01 Nimzovich-Larsen attack  
Radulov, I Donner, J ½-½ 12 1973 B09 Pirc, Austrian attack  
Ree, H Smejkal, J 0-1 12 1973 D85 Gruenfeld, exchange variation  
Ribli, Z Kavalek, L 0-1 12 1973 C79 Ruy Lopez, Steinitz defence deferred (Russian defence)  
Timman, J Petrosian, T ½-½ 12 1973 C68 Ruy Lopez, exchange variation  
Donner, J Ree, H ½-½ 13 1973 D98 Gruenfeld, Russian, Smyslov variation  
Enklaar, B Andersson, U ½-½ 13 1973 B44 Sicilian defence  
Kavalek, L Radulov, I 1-0 13 1973 A14 English, Neo-Catalan declined  
Petrosian, T Ribli, Z ½-½ 13 1973 A48 King's Indian, East Indian defence