IBM-B

  Amsterdam 1975
Date Players Type Elo Average Games Rounds
1975 12 Tourn 2205 66 11

  Name ELO Points
  GM Farago, Ivan 2460 7.5
  GM Nunn, John D M 2375 7.5
  IM Ligterink, Gert 2365 7.0
  IM Weinstein, Norman 2465 6.5
  Schiffer, Karl Josef 2435 6.5
  Rodriguez, Ruben 2410 6.5
  Van Baarle, C John 2320 5.5
  IM Boey, Josef 2430 4.5
  Enklaar, Bertus F 2410 4.5
  Hartoch, Robert G 2375 4.5
  FM Eising, Johannes 2415 4.0
  Dieks, Dennis 1.5


IBM-B Games

White Black Result Round Date Opening View
Farago, I Boey, J 1-0 1 1975 D07 Queen's Gambit Declined, Chigorin defence  
Hartoch, R Dieks, D 1-0 1 1975 A12 English, Caro-Kann defensive system  
Ligterink, G Enklaar, B ½-½ 1 1975 D42 Queen's Gambit Declined, Semi-Tarrasch, 7.Bd3  
Schiffer, K Nunn, J 1-0 1 1975 A67 Benoni, Taimanov variation  
Van Baarle, C Rodriguez, R ½-½ 1 1975 B52 Sicilian, Canal-Sokolsky attack, 3...Bd7  
Weinstein, N Eising, J 1-0 1 1975 B85 Sicilian, Scheveningen, classical variation with ...Qc7 and ...Nc6  
Boey, J Schiffer, K ½-½ 2 1975 B29 Sicilian, Nimzovich-Rubinstein variation  
Dieks, D Ligterink, G 0-1 2 1975 E74 King's Indian, Averbakh, 6...c5  
Eising, J Farago, I 1-0 2 1975 D41 Queen's Gambit Declined, Semi-Tarrasch, 5.cd  
Nunn, J Hartoch, R ½-½ 2 1975 B85 Sicilian, Scheveningen, classical variation with ...Qc7 and ...Nc6  
Rodriguez, R Enklaar, B 0-1 2 1975 A28 English, four knights system  
Van Baarle, C Weinstein, N 1-0 2 1975 B46 Sicilian, Taimanov variation  
Enklaar, B Dieks, D 1-0 3 1975 C67 Ruy Lopez, Berlin defence, open variation  
Farago, I Van Baarle, C 1-0 3 1975 A43 Old Benoni defence  
Hartoch, R Boey, J ½-½ 3 1975 D02 Queen's pawn game  
Ligterink, G Nunn, J ½-½ 3 1975 B09 Pirc, Austrian attack  
Schiffer, K Eising, J ½-½ 3 1975 B08 Pirc, classical (two knights) system  
Weinstein, N Rodriguez, R ½-½ 3 1975 E94 King's Indian, orthodox variation  
Boey, J Ligterink, G ½-½ 4 1975 B84 Sicilian, Scheveningen (Paulsen), classical variation  
Eising, J Hartoch, R 1-0 4 1975 E70 King's Indian, 4.e4  
Nunn, J Enklaar, B ½-½ 4 1975 B10 Caro-Kann defence  
Rodriguez, R Dieks, D 1-0 4 1975 D19 Queen's Gambit Declined Slav, Dutch variation  
Van Baarle, C Schiffer, K 1-0 4 1975 A53 Old Indian defence  
Weinstein, N Farago, I ½-½ 4 1975 C07 French, Tarrasch, open variation  
Dieks, D Nunn, J 0-1 5 1975 D30 Queen's gambit declined  
Enklaar, B Boey, J 0-1 5 1975 D07 Queen's Gambit Declined, Chigorin defence  
Farago, I Rodriguez, R 1-0 5 1975 E94 King's Indian, orthodox variation  
Hartoch, R Van Baarle, C ½-½ 5 1975 A53 Old Indian defence  
Ligterink, G Eising, J 1-0 5 1975 B82 Sicilian, Scheveningen, 6.f4  
Schiffer, K Weinstein, N 1-0 5 1975 E82 King's Indian, Saemisch, double fianchetto variation  
Boey, J Dieks, D ½-½ 6 1975 B95 Sicilian, Najdorf, 6...e6  
Eising, J Enklaar, B 1-0 6 1975 A28 English, four knights system  
Farago, I Schiffer, K ½-½ 6 1975 A21 English opening  
Rodriguez, R Nunn, J 0-1 6 1975 D40 Queen's Gambit Declined, Semi-Tarrasch defence  
Van Baarle, C Ligterink, G 0-1 6 1975 E66 King's Indian, fianchetto, Yugoslav Panno  
Weinstein, N Hartoch, R ½-½ 6 1975 B84 Sicilian, Scheveningen (Paulsen), classical variation  
Dieks, D Eising, J 1-0 7 1975 A42 Modern defence, Averbakh system  
Enklaar, B Van Baarle, C 1-0 7 1975 C41 Philidor's defence  
Hartoch, R Farago, I ½-½ 7 1975 A09 Reti opening  
Ligterink, G Weinstein, N ½-½ 7 1975 B42 Sicilian, Kan, 5.Bd3  
Nunn, J Boey, J 1-0 7 1975 B28 Sicilian, O'Kelly variation  
Schiffer, K Rodriguez, R 0-1 7 1975 E04 Catalan, open, 5.Nf3  
Eising, J Nunn, J 0-1 8 1975 A07 Reti, King's Indian attack (Barcza system)  
Farago, I Ligterink, G ½-½ 8 1975 E97 King's Indian, orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation)  
Rodriguez, R Boey, J 1-0 8 1975 A25 English, Sicilian reversed  
Schiffer, K Hartoch, R ½-½ 8 1975 E90 King's Indian, 5.Nf3  
Van Baarle, C Dieks, D 1-0 8 1975 D15 Queen's Gambit Declined Slav, 4.Nc3  
Weinstein, N Enklaar, B 1-0 8 1975 B19 Caro-Kann, classical, 7...Nd7  
Boey, J Eising, J 1-0 9 1975 B82 Sicilian, Scheveningen, 6.f4  
Dieks, D Weinstein, N 0-1 9 1975 E92 King's Indian, classical variation  
Enklaar, B Farago, I 0-1 9 1975 C19 French, Winawer, advance, 6...Ne7  
Hartoch, R Rodriguez, R 0-1 9 1975 B25 Sicilian, closed  
Ligterink, G Schiffer, K ½-½ 9 1975 B45 Sicilian, Taimanov variation  
Nunn, J Van Baarle, C 1-0 9 1975 A16 English opening  
Farago, I Dieks, D 1-0 10 1975 D16 Queen's Gambit Declined Slav accepted, Alapin variation  
Hartoch, R Ligterink, G 0-1 10 1975 C20 King's pawn game  
Rodriguez, R Eising, J ½-½ 10 1975 A21 English opening  
Schiffer, K Enklaar, B 1-0 10 1975 E86 King's Indian, Saemisch, orthodox, 7.Nge2 c6  
Van Baarle, C Boey, J ½-½ 10 1975 B28 Sicilian, O'Kelly variation  
Weinstein, N Nunn, J ½-½ 10 1975 B08 Pirc, classical (two knights) system  
Boey, J Weinstein, N 0-1 11 1975 B67 Sicilian, Richter-Rauzer, Rauzer attack, 7...a6 defence, 8...Bd7  
Dieks, D Schiffer, K 0-1 11 1975 A54 Old Indian, Ukrainian variation  
Eising, J Van Baarle, C 0-1 11 1975 D75 Neo-Gruenfeld, 6.cd Nxd5, 7.O-O c5, 8.Nc3  
Enklaar, B Hartoch, R ½-½ 11 1975 B81 Sicilian, Scheveningen, Keres attack  
Ligterink, G Rodriguez, R 0-1 11 1975 C68 Ruy Lopez, exchange variation  
Nunn, J Farago, I ½-½ 11 1975 A07 Reti, King's Indian attack (Barcza system)