Round One Balashov vs Mecking, 1966  (C98) Ruy Lopez, Closed, Chigorin, 56 moves, 0-1 Botvinnik vs W Hartston, 1966 (E82) King's Indian, Samisch, double Fianchetto Variation, 46 moves, 1/2-1/2 M Czerniak vs J Penrose, 1966 (B45) Sicilian, Taimanov, 41 moves, 0-1 Keene vs M Basman, 1966 (A04) Reti Opening, 50 moves, 1/2-1/2 Uhlmann vs B Kurajica, 1966  (E17) Queen's Indian, 40 moves, 0-1 Round Two M Basman vs Balashov, 1966 (B89) Sicilian, 66 moves, 0-1 Botvinnik vs M Czerniak, 1966  (A42) Modern Defense, Averbakh System, 31 moves, 1-0 W Hartston vs B Kurajica, 1966 (A07) King's Indian Attack, 11 moves, 1/2-1/2 Mecking vs Uhlmann, 1966 (D78) Neo-Grunfeld, 6.O-O c6, 26 moves, 1/2-1/2 J Penrose vs Keene, 1966  (A36) English, 17 moves, 1/2-1/2 Round Three Balashov vs J Penrose, 1966  (E93) King's Indian, Petrosian System, 26 moves, 1-0 M Czerniak vs W Hartston, 1966  (C01) French, Exchange, 24 moves, 1-0 Keene vs Botvinnik, 1966   (A04) Reti Opening, 35 moves, 1-0 B Kurajica vs Mecking, 1966 (C84) Ruy Lopez, Closed, 44 moves, 1-0 Uhlmann vs M Basman, 1966 (D07) Queen's Gambit Declined, Chigorin Defense, 29 moves, 1-0 Round Four M Basman vs B Kurajica, 1966 (B43) Sicilian, Kan, 5.Nc3, 66 moves, 1-0 Botvinnik vs Balashov, 1966  (E48) Nimzo-Indian, 4.e3 O-O 5.Bd3 d5, 42 moves, 1-0 M Czerniak vs Keene, 1966 (B32) Sicilian, 65 moves, 1-0 W Hartston vs Mecking, 1966  (B97) Sicilian, Najdorf, 24 moves, 1/2-1/2 J Penrose vs Uhlmann, 1966 (C05) French, Tarrasch, 40 moves, 1/2-1/2 Round Five Balashov vs M Czerniak, 1967 (D45) Queen's Gambit Declined Semi-Slav, 13 moves, 1/2-1/2 Keene vs W Hartston, 1967 (D27) Queen's Gambit Accepted, Classical, 11 moves, 1/2-1/2 B Kurajica vs J Penrose, 1967 (C41) Philidor Defense, 20 moves, 1/2-1/2 Mecking vs M Basman, 1967  (A43) Old Benoni, 31 moves, 0-1 Uhlmann vs Botvinnik, 1967 (D46) Queen's Gambit Declined Semi-Slav, 46 moves, 1/2-1/2 Round Six Botvinnik vs B Kurajica, 1967  (E49) Nimzo-Indian, 4.e3, Botvinnik System, 41 moves, 1-0 M Czerniak vs Uhlmann, 1967 (C01) French, Exchange, 71 moves, 0-1 W Hartston vs M Basman, 1967 (A23) English, Bremen System, Keres Variation, 46 moves, 0-1 Keene vs Balashov, 1967  (A14) English, 40 moves, 0-1 J Penrose vs Mecking, 1967 (C98) Ruy Lopez, Closed, Chigorin, 48 moves, 1-0 Round Seven Balashov vs W Hartston, 1967 (E91) King's Indian, 64 moves, 1-0 M Basman vs J Penrose, 1967 (B82) Sicilian, Scheveningen, 48 moves, 1/2-1/2 B Kurajica vs M Czerniak, 1967 (B06) Robatsch, 60 moves, 1-0 Mecking vs Botvinnik, 1967  (A88) Dutch, Leningrad, Main Variation with c6, 42 moves, 0-1 Uhlmann vs Keene, 1967  (A71) Benoni, Classical, 8.Bg5, 33 moves, 1/2-1/2 Round Eight Balashov vs Uhlmann, 1967 (D86) Grunfeld, Exchange, 41 moves, 0-1 Botvinnik vs M Basman, 1967  (A29) English, Four Knights, Kingside Fianchetto, 76 moves, 1/2-1/2 M Czerniak vs Mecking, 1967  (B58) Sicilian, 66 moves, 0-1 W Hartston vs J Penrose, 1967 (A36) English, 19 moves, 1/2-1/2 Keene vs B Kurajica, 1967 (A07) King's Indian Attack, 13 moves, 1/2-1/2 Round Nine M Basman vs M Czerniak, 1967  (E04) Catalan, Open, 5.Nf3, 77 moves, 1/2-1/2 B Kurajica vs Balashov, 1967 (B45) Sicilian, Taimanov, 65 moves, 1/2-1/2 Mecking vs Keene, 1967  (A71) Benoni, Classical, 8.Bg5, 37 moves, 1-0 J Penrose vs Botvinnik, 1967  (A42) Modern Defense, Averbakh System, 30 moves, 0-1 Uhlmann vs W Hartston, 1967 (D27) Queen's Gambit Accepted, Classical, 41 moves, 1/2-1/2 45 games