King’s Indian: Mar del Plata, 9.Nd2 a5

Coups: 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 9.Nd2 a5

Partie
Biel Interzonal 1993 – Round 4 – Ehlvest, Jaan – 1-0 – Hellers, Ferdinand – G103
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2 a5 10. b3 c5
Candidats qf2 1971 – Round 1 – Korchnoi, Viktor – 1-0 – Geller, Efim P – G1
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2 a5 10. b3 Nd7
World Championship 34th-KK4 1987 – Round nil – Karpov, Anatoly – 1/2-1/2 – Kasparov, Garry – G15
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Nd2 a5 10. b3 c5