A21g — English: King’s, 2.Nc3 d6 3.g3

1.c4 e5 2.Nc3 d6 3.g3 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte b5, case forte d5, paire de fous.
Faiblesses adverses : Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, 5 pièces non développées (G1, C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● e4 — Centre d4+e4, libère Bf1
● Nf3 — Développer Ng1
● d3 — Libérer Bc1

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : paire de fous.
Faiblesses adverses : Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, 6 pièces non développées (B8, G8, C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nbd7 — Développer Nb8
● ...Nf6 — Développer Ng8
● ...Bf5 — Développer Bc8
● ...Be7 — Développer Bf8

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● d6→e5, c7→d6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (2v0)	—
Cases faibles	—	—
Centre	● d5 (2v0), ● e4 (1v0)	● d4 (1v0), ● e5 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	5 (g1, c1, f1, a1, h1)	6 (b8, g8, c8, f8, a8, h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre !	● Au centre !
Droits de roque	O-O / O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d2-d3, ● e2-e3, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d6-d5, ● …e5-e4, ● …f7-f6, ● …f7-f5

Partie
3. London Chess Classic 2011 – Round 8 – Nakamura, Hikaru – 1/2-1/2 – Short, Nigel D – G23 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 f5 6. e3 Nf6 7. Nge2 a5 8. b3 c6 9. Bb2 Na6 10. Qd2 O-O
40. Olympiad Open 2012 – Round 5.12 – Avrukh, Boris – 1/2-1/2 – Wall, Gavin – G311 1. c4 d6 2. Nc3 e5 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. Nge2 Bg7 7. O-O O-O 8. d3 c6 9. Rb1 Be6 10. f4 a5
41. Olympiad Open 2014 – Round 5.32 – Kovalenko, Igor – 1-0 – Rasmussen, Allan Stig – G364 1. c4 e5 2. g3 d6 3. Nc3 f5 4. d4 Be7 5. Bg2 Nf6 6. Qb3 c6 7. Nf3 e4 8. Ng5 d5 9. O-O h6 10. Nh3 g5
43. Olympiad 2018 – Round 2.5 – Piorun, Kacper – 1-0 – Cuhendi, Sean Winshand – G144 1. c4 d6 2. Nc3 e5 3. g3 f5 4. d4 exd4 5. Qxd4 Nc6 6. Qe3+ Be7 7. Nd5 Ne5 8. Bg2 c6 9. Nxe7 Nxe7 10. Qc3 O-O
80. Tata Steel GpA 2018 – Round 5.3 – So, Wesley – 1-0 – Adhiban, B. – G27 1. c4 d6 2. Nc3 e5 3. g3 Be7 4. Bg2 f5 5. d4 Nf6 6. dxe5 dxe5 7. Qxd8+ Bxd8 8. b3 O-O 9. Bb2 c6 10. Nf3 Bc7
Brussels blitz 1987 – Round 1 – Huebner, Robert – 0-1 – Kasparov, Garry – G4 1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. Nge2 Bg7 7. O-O O-O 8. d3 c6 9. b4 Be6 10. b5 d5
Brussels blitz 1987 – Round 1 – Ljubojevic, Ljubomir – 1-0 – Kasparov, Garry – G5 1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. e3 g6 6. Nge2 Bg7 7. O-O O-O 8. d3 c6 9. b4 Be6 10. b5 d5
Candidats Tournament 1985 – Round 14 – Spraggett, Kevin – 0-1 – Vaganian, Rafael A – G82 1. c4 e5 2. g3 d6 3. Nc3 f5 4. Bg2 Nf6 5. e3 Be7 6. Nge2 c6 7. d4 O-O 8. O-O Na6 9. Rb1 Nc7 10. b3 e4
Dortmund 1995 – Round 3 – Lautier, Joel – 1/2-1/2 – Short, Nigel D – G12 1. c4 e5 2. Nc3 d6 3. g3 Nc6 4. Nf3 f5 5. d4 e4 6. d5 Ne5 7. Nd4 h5 8. f3 h4 9. Bg2 h3 10. Bf1 Nf6
FIDE World Blitz Championship 2014 – Round 2.27 – Grischuk, Alexander – 1/2-1/2 – Bartel, Mateusz – G12 1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. d3 Be7 6. e4 c6 7. Nge2 O-O 8. h3 fxe4 9. dxe4 Be6 10. b3 Nbd7
Interpolis 1978 – Round 11 – Huebner, Robert – 1-0 – Ljubojevic, Ljubomir – G41 1. c4 e5 2. Nc3 d6 3. g3 Be6 4. Bg2 c6 5. d3 f5 6. f4 Nf6 7. Nf3 Nbd7 8. O-O g6 9. Ng5 Bg8 10. e4 h6
Interpolis 1993 – Round 1 – Chernin, Alexander – 1/2-1/2 – Ree, Hans – G4 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Ne7 6. e4 O-O 7. Nge2 c6 8. Bg5 a6 9. a4 a5 10. d4 f6
Koop Tjuchem 1996 – Round 11 – Korchnoi, Viktor – 1-0 – Hodgson, Jeremy K – G43 1. c4 e5 2. Nc3 d6 3. g3 Nc6 4. Nf3 f5 5. d4 e4 6. Ng5 h6 7. Nh3 g5 8. f3 exf3 9. exf3 Bg7 10. d5 Qe7+
Leningrad ch-URS 1977 – Round 1 – Grigorian, Karen – 1-0 – Polugaevsky, Lev – G2 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 c6 6. e3 Nf6 7. Nf3 O-O 8. O-O Re8 9. Ng5 Na6 10. Rb1 d5
Madrid 1993 – Round 2 – Lautier, Joel – 1/2-1/2 – Kramnik, Vladimir – G8 1. c4 e5 2. Nc3 d6 3. g3 Nc6 4. Nf3 g5 5. d4 g4 6. d5 Nce7 7. Nd2 f5 8. h3 Nf6 9. e4 Bg7 10. exf5 Bxf5
Manila Interzonal 1976 – Round 10 – Biyiasas, Peter – 0-1 – Polugaevsky, Lev – G42 1. c4 e5 2. Nc3 d6 3. g3 g6 4. d3 Bg7 5. Bg2 Nf6 6. Bd2 O-O 7. Qc1 Re8 8. Bh6 Bh8 9. h4 c6 10. Bg5 Qa5
Manila Manila PHI 1975 – Round 3 – Balinas, Rosendo C – 1-0 – Polugaevsky, Lev – G3 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 f5 6. f4 Nf6 7. Nf3 Nbd7 8. Bd2 O-O 9. Qc2 c6 10. O-O-O Qe7
Montreal 1979 – Round 16 – Hubner, R. – 0-1 – Spassky, B. – G65 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 f5 6. e4 Nc6 7. Nge2 Nh6 8. Nd5 O-O 9. O-O Be6 10. b3 g5
Olympiad 2002 – Round 3 – Cekro, Ekrem – 1/2-1/2 – Agrest, Evgenij – G56 1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. d3 c6 6. Nf3 Be7 7. O-O Na6 8. Rb1 Nc7 9. c5 O-O 10. e4 Kh8
Palma De Mallorca GP 2017 – Round 9.8 – Aadvika Giri – 1/2-1/2 – Vallejo Pons, Francisco – G80 1. c4 e5 2. g3 d6 3. Nc3 f5 4. d4 Be7 5. Bh3 Na6 6. a3 c6 7. dxe5 dxe5 8. Qc2 e4 9. f3 Nf6 10. fxe4 fxe4
Tal Memorial Blitz 2008 – Round 2 – Kramnik, Vladimir – 0-1 – Svidler, Peter – G9 1. c4 e5 2. Nc3 d6 3. g3 f5 4. d4 e4 5. Nh3 Nf6 6. Bg2 Be7 7. O-O O-O 8. d5 c5 9. Nf4 Na6 10. f3 exf3
Thessaloniki olm 1988 – Round 14 – Ribli, Zoltan – 1/2-1/2 – Gulko, Boris – G124 1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. d3 Be7 6. e3 O-O 7. Nge2 a5 8. O-O Qe8 9. b3 c6 10. Bb2 Na6
World Blitz 2017 – Round 19.32 – Georgiev, Kiril – 0-1 – Vallejo Pons, Francisco – G993 1. c4 e5 2. Nc3 d6 3. g3 Be7 4. Bg2 f5 5. e3 Nf6 6. Nge2 O-O 7. O-O c6 8. b3 Na6 9. d4 e4 10. d5 Nc5
World Blitz 2018 – Round 14.44 – Rakhmanov, Aleksandr – 1/2-1/2 – Bazeev, German – G843 1. c4 d6 2. Nc3 e5 3. g3 f5 4. Bg2 Nf6 5. d3 g6 6. e3 Bg7 7. Nge2 O-O 8. O-O a5 9. b3 Nc6 10. Bb2 Ne7
World Blitz 2018 – Round 18.18 – Dubov, Daniil – 1-0 – Vallejo Pons, Francisco – G1051 1. c4 e5 2. Nc3 d6 3. g3 Be7 4. d4 exd4 5. Qxd4 Nf6 6. Bg2 Nc6 7. Qd2 Ne5 8. b3 c6 9. Nf3 Nxf3+ 10. Bxf3 Bh3
World Blitz 2022 – Round 18.19 – Abdusattorov, Nodirbek – 1-0 – Petrosian, Tigran L. – G946 1. c4 d6 2. Nc3 e5 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O c6 7. d3 h6 8. b4 Be6 9. b5 Nbd7 10. Rb1 d5
World Blitz 2022 – Round 3.48 – Vakhidov, Jakhongir – 1/2-1/2 – Idani, Pouya – G163 1. c4 e5 2. g3 d6 3. Nc3 Be7 4. d4 f5 5. Bh3 a5 6. b3 Nc6 7. d5 Nb8 8. e4 Bf6 9. Bxf5 Bxf5 10. exf5 Ne7
World Blitz 2023 – Round 13.30 – Suleymanli, Aydin – 1-0 – Anton Guijarro, David – G750 1. c4 e5 2. Nc3 d6 3. g3 f5 4. d4 Be7 5. Bh3 Na6 6. b3 c6 7. Bb2 e4 8. d5 Nf6 9. Bg2 O-O 10. Nh3 Nc5
World Championship 29th 1978 – Round 26 – Karpov, Anatoly – 1/2-1/2 – Korchnoi, Viktor – G18 1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nc6 5. d3 Nf6 6. e3 Be7 7. Nge2 O-O 8. O-O Qe8 9. f4 Bd8 10. a3 Rb8
World Championship 34th-KK4 1987 – Round nil – Kasparov, Garry – 1-0 – Karpov, Anatoly – G8 1. c4 e5 2. Nc3 d6 3. g3 c5 4. Bg2 Nc6 5. a3 g6 6. b4 Bg7 7. Rb1 Nge7 8. e3 O-O 9. d3 Rb8 10. Nge2 Be6
World Cup 1988 – Round 11 – Andersson, Ulf 1949 – 1/2-1/2 – Nikolic, Predrag – G112 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 f5 6. e3 Nf6 7. Nge2 O-O 8. O-O a5 9. b3 c6 10. Qd2 Be6
World Rapid 2021 – Round 3.18 – Artemiev, Vladislav – 0-1 – Najer, Evgeniy – G143 1. c4 e5 2. Nc3 d6 3. g3 f5 4. d4 Be7 5. Nf3 e4 6. Nh4 c6 7. Ng2 Na6 8. h4 Be6 9. d5 Bf7 10. Bf4 Nf6
World Rapid 2021 – Round 7.12 – Dubov, Daniil – 1/2-1/2 – Efimenko, Zahar – G385 1. c4 e5 2. Nc3 d6 3. g3 f5 4. Bg2 Nf6 5. e3 Be7 6. Nge2 O-O 7. b3 c6 8. Bb2 Be6 9. O-O Nbd7 10. d4 Bf7

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