E62 — King's Indian Defense: Fianchetto Variation, Larsen Defense

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 O ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Atouts. Les Blancs s'appuient sur les cases fortes f4 et g5 et la paire de fous.

Côté adverse. Le fou enfermé en g7.

En contrepartie. Plusieurs pièces dorment encore (le fou c1 et la tour a1).

Plans. Ne1 (Masters 25%) ; Nh4 (Masters 23%) ; b3 (Masters 22%) ; Re1 (Masters 12%).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Atouts. Les Noirs s'appuient sur les cases fortes e4 et g4, un fou actif en f5 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et g2.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8 et la tour a8).

Plans. ...Nbd7 (Développer Nb8) ; ...Bg4 (Clouer Nf3) ; ...c5 (Rupture) ; ...d5 (Rupture) ; ...e6 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

+0.49 léger avantage blanc. Base Masters : Blancs 29.7%, Nulles 45.3%, Noirs 25.0%.

Coups candidats

auto

Analyse coup par coup — 9 demi-coups commentés

1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3.
1…Nf6 Contrôle e4, d5.
2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4.
2…g6 Prépare le fianchetto du Fou (Bg7).
3.Nc3 Contrôle e4, f4, c5, d5.
3…Bg7 Contrôle e4, d5, f5.
4.Nf3 Contrôle e4, f4, c5, d5.
4…d6 Avancée centrale — contrôle c5, e5. Prépare e5, Nd7.
5.g3 Prépare le fianchetto du Fou (Bg2).

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● b7→c6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● g5 (2v0)	● e4 (2v1), ● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v1)	● e4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Enfermé (mob. 2)
Bf5		● Bf5 Actif (mob. 9)
Bg7		● Bg7 Enfermé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	2 (c1, a1)	2 (b8, a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e2-e3	● …c6-c5, ● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1957 Gothenburg5758 – Round ? – Carlsson, Henrik 2002 – 0-1 – Ragozin, Viacheslav – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 c6 5. Bg2 O-O 6. Nf3 d6 7. O-O Bf5 8. Re1 Ne4 9. Nh4 Nxc3 10. bxc3 Be6
1957 World Championship 21th – Round 9 – Botvinnik, Mikhail – 1/2-1/2 – Smyslov, Vladimir – G8 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nf3 c6 7. O-O Bf5 8. Nh4 Be6 9. d5 cxd5 10. cxd5 Bd7
1958 Reggio Emilia ITA – Round 6 – Vittiglio, Giuseppe – 0-1 – Primavera, Giuseppe – G11 1. Nf3 g6 2. d4 Nf6 3. c4 Bg7 4. Nc3 O-O 5. g3 d6 6. Bg2 c6 7. O-O Bf5 8. h3 Na6 9. Be3 h6 10. Rc1 Qc8
1967 Palma de Majorca ESP – Round 7 – Donner, Jan-Hein – 1/2-1/2 – Larsen, Benjamin Holsko – G10 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c6 7. O-O Bf5 8. Nh4 Be6 9. d5 cxd5 10. cxd5 Bd7
1969 Budapest ch-HUN – Round 1 – Barcza, Gedeon – 1-0 – Vadasz, Laszlo – G107 1. Nf3 g6 2. d4 Bg7 3. g3 d6 4. Bg2 Nf6 5. O-O O-O 6. c4 c6 7. Nc3 Bf5 8. Ne1 Qd7 9. e4 Bh3 10. f3 Bxg2
1969 Budapest ch-HUN – Round 1 – Flesch, Jean-benoit – 1/2-1/2 – Vadasz, Laszlo – G27 1. d4 g6 2. Nf3 Bg7 3. g3 Nf6 4. c4 d6 5. Bg2 O-O 6. O-O c6 7. Nc3 Bf5 8. Ne1 Qd7 9. e4 Bh3 10. f3 Bxg2
1970 Palma de Mallorca Interzonal – Round 19 – Naranja, Renato – 0-1 – Larsen, Bent – G26 1. c4 g6 2. Nf3 Bg7 3. d4 Nf6 4. g3 O-O 5. Bg2 d6 6. O-O c6 7. Nc3 Bf5 8. Re1 Ne4 9. Ng5 Nxc3 10. bxc3 h6
1970 Vinkovci – Round 9 – Hort, Vlastimil – 1/2-1/2 – Larsen, Bent – G11 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. d4 d6 6. Nf3 c6 7. O-O Bf5 8. Nd2 e5 9. d5 c5 10. e4 Bd7
2024 SuperUnited Rapid & Blitz Croatia – Round 26 – Vachier-Lagrave Maxime – 1-0 – Gukesh D – G128 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. c3 Ng6 6. d4 exd4 7. cxd4 Bb4+ 8. Nc3 d5 9. O-O dxe4 10. Nxe4 O-O
34. ECC Open 2018 – Round 5.12 – Donchenko, Alexander – 1-0 – Pijpers, Arthur – G146 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 O-O 5. Nc3 d6 6. d4 c6 7. O-O Bf5 8. Ne1 d5 9. b3 Ne4 10. Bb2 Nxc3
34. ECC Open 2018 – Round 5.2 – Howell, David W L – 1/2-1/2 – Naiditsch, Arkadij – G153 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. d4 c6 7. O-O Bf5 8. Ne1 Be6 9. b3 d5 10. Nd3 dxc4
36. Olympiad 2004 – Round 6 – Vaganian, Rafael A – 1-0 – Tyomkin, Dimitri – G192 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c6 7. O-O Bf5 8. Nh4 Be6 9. d5 cxd5 10. cxd5 Bd7
43. Olympiad 2018 – Round 2.21 – Moroni, Leonardo – 0-1 – Naiditsch, Arkadij – G99 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c6 7. O-O Bf5 8. Ne1 Be6 9. b3 d5 10. cxd5 cxd5
6. Norway Blitz 2018 – Round 3.4 – Ding, Liren – 0-1 – Caruana, Fabiano – G14 1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O c6 7. Nc3 Bf5 8. Nd2 e5 9. d5 Qc8 10. e4 Bg4
7. Grand Slam Masters 2014 – Round 2.2 – Aronian, Levon – 1-0 – Ponomariov, Ruslan – G4 1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg7 5. g3 O-O 6. Bg2 c6 7. O-O Bf5 8. Bg5 h6 9. Be3 Na6 10. Qc1 Kh7
75. Tata Steel GpA 2013 – Round 6.2 – Van Wely, Loek – 1-0 – Wang, Hao(ZJWZ) – G29 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c6 7. Nc3 Bf5 8. Ne1 Qc8 9. e4 Bh3 10. Nd3 Bxg2
Candidats qf3 1977 – Round 10 – Portisch, Lajos – 1-0 – Larsen, Bent – G8 1. Nf3 g6 2. c4 Bg7 3. d4 Nf6 4. g3 O-O 5. Bg2 d6 6. Nc3 c6 7. O-O Bf5 8. Nh4 Bd7 9. e4 e5 10. Nf3 Re8
FIDE WCh KO 2001 – Round 1.2 – Georgiev, Kiril – 1-0 – El Taher, Fouad – G80 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 c6 7. O-O Bf5 8. Ne1 Be6 9. d5 cxd5 10. cxd5 Bd7
FIDE World Cup 2019 – Round 1.2 – Jumabayev, Rinat – 1-0 – Berkes, Ferenc – G76 1. d4 d6 2. Nf3 Nf6 3. c4 g6 4. g3 Bg7 5. Bg2 O-O 6. Nc3 c6 7. O-O Bf5 8. Ng5 e5 9. d5 a5 10. e4 Bg4
Lindores Abbey Tal Memorial 2021 – Round 16.38 – Javakhishvili, Lela – 0-1 – Rakhmanov, Aleksandr – G700 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O c6 7. Nc3 Bf5 8. Nh4 Be6 9. b3 d5 10. cxd5 Nxd5
Lindores Abbey Tal Memorial 2021 – Round 2.15 – Adly, Ahmed – 1-0 – Ivic, Velimir – G66 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 O-O 5. c4 d6 6. O-O c6 7. Nc3 Bf5 8. Ne1 Be6 9. b3 d5 10. cxd5 Nxd5
London 1984 – Round 1 – Korchnoi, Viktor – 1/2-1/2 – De La Torre Rodriguez, Elizabeth – G6 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d6 7. Nc3 Bf5 8. Ne1 Qd7 9. e4 Bh3 10. Qe2 Bxg2
PCA/Intel-GP 1995 – Round 1 – Kasparov, Garry – 1-0 – Adams, Michael – G12 1. Nf3 Nf6 2. c4 d6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. Nc3 c6 7. d4 Bf5 8. Ne1 e5 9. d5 cxd5 10. cxd5 Na6
Qatar Masters Open 2015 – Round 4.25 – Sasikiran, Krishnan – 1/2-1/2 – Wang, Yiye – G143 1. Nf3 Nf6 2. g3 g6 3. d4 Bg7 4. c4 O-O 5. Bg2 c6 6. O-O d6 7. Nc3 Bf5 8. Re1 Ne4 9. Qb3 Qc7 10. Nh4 Nxc3
World Blitz 2017 – Round 11.45 – Bu, Xiangzhi – 1-0 – Rakhmanov, Aleksandr – G589 1. Nf3 Nf6 2. c4 d6 3. d4 g6 4. g3 Bg7 5. Bg2 c6 6. O-O O-O 7. Nc3 Bf5 8. Ne1 Be6 9. b3 d5 10. Nd3 Ne4
World Blitz 2017 – Round 7.18 – Cheparinov, Ivan – 1/2-1/2 – Rakhmanov, Aleksandr – G348 1. d4 Nf6 2. Nf3 g6 3. c4 d6 4. g3 Bg7 5. Bg2 c6 6. O-O O-O 7. Nc3 Bf5 8. Nh4 Be6 9. b3 d5 10. cxd5 cxd5
World Blitz 2018 – Round 10.68 – Grachev, Boris – 0-1 – Seliverstov, Vladimir – G624 1. Nf3 g6 2. c4 Bg7 3. g3 Nf6 4. Bg2 O-O 5. d4 d6 6. O-O c6 7. Nc3 Bf5 8. Ne1 Qb6 9. e4 Bg4 10. f3 Be6
World Blitz 2018 – Round 11.54 – Seliverstov, Vladimir – 1-0 – Rakhmanov, Aleksandr – G673 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 c6 6. O-O O-O 7. Nc3 Bf5 8. Ne1 Be6 9. b3 d5 10. cxd5 cxd5
World Blitz 2019 – Round 11.26 – Aronian, Levon – 1-0 – Zvjaginsev, Vadim – G736 1. Nf3 d6 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 Bf5 7. Nc3 c6 8. Ng5 e5 9. d5 h6 10. e4 Bg4
World Blitz 2019 – Round 17.57 – Petrosyan, Manuel – 0-1 – Utegaliyev, Azamat – G1166 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 O-O 6. d4 c6 7. O-O Bf5 8. Nh4 Be6 9. b3 Qc8 10. e4 Bh3
World Blitz 2019 – Round 4.26 – Sarana, Alexey – 1/2-1/2 – Rakhmanov, Aleksandr – G250 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bf5 5. g3 Bg7 6. Bg2 c6 7. O-O O-O 8. Nh4 Be6 9. Qd3 d5 10. cxd5 cxd5
World Blitz 2021 – Round 6.28 – Fridman, Daniel – 0-1 – Sadhwani, Raunak – G340 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 c6 7. O-O Bf5 8. Ng5 e5 9. d5 Qc7 10. dxc6 bxc6
World Blitz 2021 – Round 8.26 – Giri, Anish – 1-0 – Sadhwani, Raunak – G460 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. d4 c6 7. Nc3 Bf5 8. Bg5 Ne4 9. Nxe4 Bxe4 10. Qd2 Re8
World Blitz 2022 – Round 20.24 – Gelfand, Boris – 0-1 – Vakhidov, Jakhongir – G1055 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d6 7. Nc3 Bf5 8. Ne1 Be6 9. b3 Na6 10. Nd3 Qc8

E62f — Fianchetto Larsen System

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 c6 7.O-O Bf5

Eval: [+0.45]

Les coups candidats

8.Nh4 — 28.4% (827 parties)

Ambassadeurs : Foisor, Cristina-Adela (9x), Romanishin, Oleg M (6x), Kranzl, Peter (6x), Rakhmanov, Aleksandr (6x), Torre, Eugenio (5x), Botvinnik, Mikhail (4x), Demina, Julia (4x), Smyslov, Vladimir (3x)

8.Ne1 — 20.4% (594 parties)

Ambassadeurs : Rakhmanov, Aleksandr (9x), Zarnicki, Pablo (6x), Foisor, Cristina-Adela (6x), L`Ami, Alina (6x), Nyzhnyk, Illya (6x), Cvitan, Ognjen (5x), Bagaturov, Giorgi (5x), Jansa, Vlastimil (4x)

8.b3 — 18.8% (549 parties) →

Ambassadeurs : Ilincic, Zlatko (10x), Cvitan, Ognjen (9x), Mohr, Georg (8x), Foisor, Cristina-Adela (8x), Romanishin, Oleg M (7x), Csom, Istvan (6x), Foisor, Ovidiu-Doru (6x), Paunovic, Dragan (5x)

8.Re1 — 15.1% (439 parties)

Ambassadeurs : Nemet, Ivan (5x), Koscielski, Janusz (3x), L`Ami, Alina (3x), Injac, Teodora (3x), Nouro, Mikael (3x), Vinter-Schou, Uffe (3x), Naranja, Renato (2x), Fuller, Maxwell L (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Nh4	8.Ne1	8.b3	8.Re1
<1800	50	42%	8%	2%	32%
1800-2200	602	36%	13%	11%	23%
2200-2600	1987	25%	24%	22%	12%
2600+	85	12%	40%	20%	7%

Évolution par décennie (% des parties)

Décennie	N parties	8.Nh4	8.Ne1	8.b3	8.Re1
1940s	1	100%	—	—	—
1950s	7	57%	—	—	29%
1960s	4	50%	50%	—	—
1970s	67	46%	6%	21%	10%
1980s	123	35%	15%	28%	7%
1990s	533	32%	19%	22%	12%
2000s	481	25%	17%	28%	15%
2010s	1060	26%	26%	15%	15%
2020s	638	27%	17%	14%	20%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Nh4	26%	27%	▲ +1.1%
8.Ne1	26%	17%	▼ -8.9%
8.b3	15%	14%	▼ -0.9%
8.Re1	15%	20%	▲ +4.6%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 7 parties
Botvinnik, Mikhail — 4 parties
Ding, Liren — 4 parties
Smyslov, Vladimir — 3 parties
Karpov, Anatoly — 3 parties
Karpov, Aleksandr — 1 partie
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Carlsen, Magnus — 1 partie
Gukesh D — 1 partie

Parties historiques

8.Nh4 — 28.4% (827 parties)

1949 — Tavares da Silva Luiz vs Adail Gondim, Jose — 1-0 — Rio de Janeiro BRA
1957 — Botvinnik, Mikhail vs Smyslov, Vladimir — 1/2-1/2 — 9, Moscow Wch m
1957 — Botvinnik, Mikhail vs Smyslov, Vladimir — 1/2-1/2 — Moskou wch-m
1957 — Botvinnik, Mikhail vs Smyslov, Vasily — 1/2-1/2 — Moscow RUS
1957 — Botvinnik, Mikhail vs Smyslov, Vladimir — 1/2-1/2 — Moscow Wch-m

8.Ne1 — 20.4% (594 parties)

1969 — Flesch, Jean-benoit vs Vadasz, Laszlo — 1/2-1/2 — Budapest ch-HUN
1969 — Barcza, Gedeon vs Vadasz, Laszlo — 1-0 — Budapest ch-HUN
1976 — Schweber, Samuel vs Brond, Victor — 1/2-1/2 — Mar del Plata ARG
1977 — Panno, Oscar vs Kavalek, Lubomir — 1/2-1/2 — Amsterdam NED
1979 — Donner, Jan-Hein vs Hofland, Leonard — 1-0 — Leeuwarden ch-NED

8.b3 — 18.8% (549 parties)

1971 — Webb, Simon vs Blackstock, Lesly S F — 1/2-1/2 — Hastings ENG
1973 — Quinteros, Miguel A. vs Larsen, Bent — 1-0 — Leningrad RUS
1973 — Quinteros, Miguel Angel vs Larsen, Benjamin Holsko — 1-0 — Leningrad RUS
1974 — Cs. Kovacs, Laszlo vs Horvath, Csaba — 1-0 — ?
1976 — Pfleger, Helmut, Dr. vs Diez del Corral, Jesus — 1/2-1/2 — Montilla Moriles

8.Re1 — 15.1% (439 parties)

1955 — Gurgenidze, Bukhuti vs Shishov, Aleksandr — 0-1 — Georgia ch
1957 — Carlsson, Henrik 2002 vs Ragozin, Viacheslav — 0-1 — Goteborg SWE
1970 — Naranja, Renato vs Larsen, Bent — 0-1 — Palma de Majorca ESP
1970 — Naranja, Renato vs Larsen, Benjamin Holsko — 0-1 — Palma de Mallorca izt
1972 — Vaganian, Rafael A vs Dydyshko, Viacheslav — 1/2-1/2 — Minsk BLR

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