Round One P H Clarke vs Kotov, 1962  (A42) Modern Defense, Averbakh System, 61 moves, 1/2-1/2 Gligoric vs F van Seters, 1962  (A58) Benko Gambit, 38 moves, 1-0 J Littlewood vs H L Tan, 1962  (C34) King's Gambit Accepted, 34 moves, 1-0 D Marovic vs C H Alexander, 1962 (D02) Queen's Pawn Game, 46 moves, 1-0 Smyslov vs A Hollis, 1962  (C18) French, Winawer, 22 moves, 1-0 Round Two C H Alexander vs Kotov, 1962 (B06) Robatsch, 45 moves, 1/2-1/2 A Hollis vs P H Clarke, 1962 (E69) King's Indian, Fianchetto, Classical Main line, 28 moves, 1/2-1/2 D Marovic vs J Littlewood, 1962 (A62) Benoni, Fianchetto Variation, 41 moves, 1/2-1/2 H L Tan vs Gligoric, 1962 (A10) English, 49 moves, 1/2-1/2 F van Seters vs Smyslov, 1962 (D25) Queen's Gambit Accepted, 62 moves, 1/2-1/2 Round Three P H Clarke vs F van Seters, 1962 (A37) English, Symmetrical, 31 moves, 1/2-1/2 Gligoric vs D Marovic, 1962 (C11) French, 40 moves, 1/2-1/2 Kotov vs A Hollis, 1962 (D95) Grunfeld, 61 moves, 1-0 J Littlewood vs C H Alexander, 1962  (B08) Pirc, Classical, 73 moves, 0-1 Smyslov vs H L Tan, 1962 (B43) Sicilian, Kan, 5.Nc3, 62 moves, 1/2-1/2 Round Four C H Alexander vs A Hollis, 1962 (B89) Sicilian, 41 moves, 1-0 J Littlewood vs Gligoric, 1962 (B43) Sicilian, Kan, 5.Nc3, 29 moves, 0-1 D Marovic vs Smyslov, 1962 (E39) Nimzo-Indian, Classical, Pirc Variation, 30 moves, 1/2-1/2 H L Tan vs P H Clarke, 1962 (E66) King's Indian, Fianchetto, Yugoslav Panno, 30 moves, 1/2-1/2 F van Seters vs Kotov, 1962  (B08) Pirc, Classical, 73 moves, 0-1 Round Five P H Clarke vs D Marovic, 1963  (E94) King's Indian, Orthodox, 30 moves, 0-1 Gligoric vs C H Alexander, 1963 (C64) Ruy Lopez, Classical, 42 moves, 1-0 A Hollis vs F van Seters, 1963 (E33) Nimzo-Indian, Classical, 34 moves, 1-0 Kotov vs H L Tan, 1963  (E41) Nimzo-Indian, 29 moves, 1-0 Smyslov vs J Littlewood, 1963 (A05) Reti Opening, 36 moves, 1/2-1/2 Round Six C H Alexander vs F van Seters, 1963 (B16) Caro-Kann, Bronstein-Larsen Variation, 24 moves, 1/2-1/2 Gligoric vs Smyslov, 1963 (D25) Queen's Gambit Accepted, 56 moves, 0-1 J Littlewood vs P H Clarke, 1963 (D29) Queen's Gambit Accepted, Classical, 54 moves, 1-0 D Marovic vs Kotov, 1963 (D25) Queen's Gambit Accepted, 17 moves, 1/2-1/2 H L Tan vs A Hollis, 1963 (D83) Grunfeld, Grunfeld Gambit, 33 moves, 1-0 Round Seven P H Clarke vs Gligoric, 1963 (E94) King's Indian, Orthodox, 50 moves, 0-1 A Hollis vs D Marovic, 1963 (A07) King's Indian Attack, 30 moves, 1/2-1/2 Kotov vs J Littlewood, 1963 (A16) English, 34 moves, 1-0 Smyslov vs C H Alexander, 1963 (D23) Queen's Gambit Accepted, 40 moves, 1-0 F van Seters vs H L Tan, 1963 (E00) Queen's Pawn Game, 34 moves, 1-0 Round Eight C H Alexander vs H L Tan, 1963 (B43) Sicilian, Kan, 5.Nc3, 38 moves, 0-1 Gligoric vs Kotov, 1963 (B08) Pirc, Classical, 26 moves, 1/2-1/2 J Littlewood vs A Hollis, 1963 (D75) Neo-Grunfeld, 6.cd Nxd5, 7.O-O c5, 8.dxc5, 62 moves, 1-0 D Marovic vs F van Seters, 1963 (E39) Nimzo-Indian, Classical, Pirc Variation, 47 moves, 1/2-1/2 Smyslov vs P H Clarke, 1963 (A07) King's Indian Attack, 41 moves, 1/2-1/2 Round Nine P H Clarke vs C H Alexander, 1963 (D23) Queen's Gambit Accepted, 21 moves, 1/2-1/2 A Hollis vs Gligoric, 1963  (E69) King's Indian, Fianchetto, Classical Main line, 40 moves, 0-1 Kotov vs Smyslov, 1963 (E92) King's Indian, 21 moves, 1/2-1/2 H L Tan vs D Marovic, 1963 (E79) King's Indian, Four Pawns Attack, Main line, 30 moves, 1/2-1/2 F van Seters vs J Littlewood, 1963 (A21) English, 31 moves, 0-1 45 games