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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, C92 - 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 - Spanish, C92g - 11…* - Closed, Karpov Variation, SÉRIE C
Candidats sf2 1977 – Round 15 – Spassky, Boris V. – 1/2-1/2 – Portisch, Lajos – G14
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- D30-D39 1. d4 d5 2. c4 e6 Queen's gambit declined, D34 - 1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2 Be7 - Tarrasch Defense: Prague Variation, Main Line, D34q - 10.Ne5 Be6 11.Nxc6 - QGD Tarrasch (1977), SÉRIE D
Candidats sf2 1977 – Round 2 – Portisch, Lajos – 1/2-1/2 – Spassky, Boris V. – G2
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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, C95o - 16.d5 c4 - Closed, Breyer, Main Line (1961), SÉRIE C
Candidats sf2 1977 – Round 3 – Spassky, Boris V. – 0-1 – Portisch, Lajos – G3
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E59 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 Bxc3 9.bxc3 dxc4 - Nimzo-Indian, E59o - 13.dxe5 - Main Line (1958), SÉRIE E
Candidats sf2 1977 – Round 4 – Portisch, Lajos – 1/2-1/2 – Spassky, Boris V. – G4
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- E60-E99 1. d4 Nf6 2. c4 g6 King's Indian defence, E74 - 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5 - King's Indian Defense: Averbakh Variation, Benoni Defense, E74g - 10…exd5 11.cxd5 - Averbakh (1957), SÉRIE E
Candidats sf2 1977 – Round 6 – Portisch, Lajos – 1/2-1/2 – Spassky, Boris V. – G6
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