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- C90-C99 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 Ruy Lopez, closed, C95 - 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 10.d4 - Spanish, C95j - 13.a4 - Closed, Breyer, Main Line (1964), SÉRIE C
World Cup 1989 – Round 1 – Nunn, John D M – 1/2-1/2 – Portisch, Lajos – G65
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- B20-B99 1. e4 c5 - Sicilian Defense, B80-B85 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 Sicilian, Scheveningen variation, B81 - 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4 - Sicilian, B81n - 8…h5 - Scheveningen, Keres (1974), SÉRIE B 1.e4 2....
World Cup 1989 – Round 1 – Nunn, John D M – 1/2-1/2 – Sax, Gyula – G52
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- B20-B99 1. e4 c5 - Sicilian Defense, B40-B49 1. e4 c5 2. Nf3 e6 Sicilian defence, B47 - 1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 - Sicilian Defense: Taimanov Variation, Bastrikov Variation, B47k - 9.Re1 - Taimanov (1954), SÉRIE B 1.e4 2....
World Cup 1989 – Round 1 – Nunn, John D M – 1/2-1/2 – Van der Wiel, John T.H. – G47
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- D20-D29 1. d4 d5 2. c4 dxc4 Queen's gambit accepted, D29 - 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 - Queen's Gambit Accepted: Classical Defense, Alekhine System, Main Line, D29n - 10…Qb6 - QGA: Classical (1935), SÉRIE D
World Cup 1989 – Round 1 – Portisch, Lajos – 1-0 – Ribli, Zoltan – G21
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