Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● b4 (2v0), ● d4 (2v1)
Cases faibles	—	—
Centre	● d5 (1v0)	● d4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bb5	● Bb5 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 7)
Paire de fous	● Oui	● Oui
Non développées	3 (● b1, ● c1, ● a1)	5 (● g8, ● c8, ● f8, ● a8, ● h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● d2-d4	● …d7-d5, ● …f7-f5

C60k — Spanish: Fianchetto, 4.O-O

1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 4.O-O * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. c3 (Renforcer le centre — 81 % des parties) ; Re1 (7 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bg7 (Fianchetto, fou sur la grande diagonale — 97 % des parties) ; ...Nge7 (Développer g8 — 2 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
19. European Teams 2013 – Round 1.17 – Zhigalko, Sergei – 1/2-1/2 – Aditya Tari – G24 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Ba4 Nge7 7. d4 exd4 8. cxd4 b5 9. Bc2 O-O 10. Nc3 d5
1951 YUG Ch 7th – Round 2 – Milic, Borislav – 1-0 – Trifunovic, Petar – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 d6 6. d4 Bd7 7. Bg5 f6 8. Be3 Nh6 9. dxe5 dxe5 10. Bc4 Qe7
1955 Buenos Aires CA – Round 15 – Benko, Francisco – 1/2-1/2 – Trifunovic, Petar – G109 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 d6 6. d3 Ne7 7. h3 O-O 8. Nh2 d5 9. Qe2 Be6 10. Nd2 Qd7
1955 CSR Ch – Round 6 – Ivanco, Imrich – 0-1 – Stulik, Vlastimil – G46 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. d3 Nge7 6. Be3 O-O 7. c4 f5 8. Nc3 f4 9. Bd2 h6 10. Nd5 g5
1961 URU Ch – Round ? – Alvarez del Monte, Jose – 1-0 – Varlotta, A. – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nge7 6. d4 exd4 7. cxd4 O-O 8. Nc3 d5 9. Bxc6 bxc6 10. e5 Nf5
1966 Rio Hondo zt – Round 16 – Alvarez del Monte, Jose – 0-1 – Emma, Jaime – G100 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 d6 6. d4 Bd7 7. Be3 Nf6 8. Bc4 b6 9. h3 O-O 10. Nbd2 Qe7
1968 Kislovodsk – Round 8 – Gufeld, Eduard – 1/2-1/2 – Ignatiev, Felix N – G64 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Bc4 Nge7 7. d4 d6 8. Ng5 O-O 9. f4 exf4 10. Bxf4 d5
20. European Teams 2015 – Round 3.3 – Balogh Urbina, Carlos Alfonso – 1/2-1/2 – Tkachiev, Vladislav – G126 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Ba4 Nge7 7. d4 exd4 8. cxd4 b5 9. Bc2 d6 10. d5 Na5
3. Norway Blitz 2015 – Round 6.4 – Anand, Viswanathan – 0-1 – Carlsen, Magnus – G29 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Ba4 d6 7. d4 Bd7 8. Bg5 f6 9. Be3 Nh6 10. dxe5 dxe5
34. ECC Open 2018 – Round 6.3 – Ivic, Velimir – 1/2-1/2 – Paravyan, David – G182 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Bxc6 dxc6 7. d4 exd4 8. cxd4 Bg4 9. Be3 c5 10. Qa4+ b5
43. Olympiad 2018 – Round 10.7 – Sasikiran, Krishnan – 1-0 – Van Foreest, Jorden – G688 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Ba4 d6 7. d4 b5 8. Bb3 exd4 9. Nxd4 Bb7 10. Re1 Nge7
8. Tal Memorial 2013 – Round 6.4 – Anand, Viswanathan – 0-1 – Nakamura, Hikaru – G22 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Bxc6 dxc6 7. d4 exd4 8. cxd4 Ne7 9. h3 O-O 10. Nc3 h6
World Blitz 2019 – Round 1.60 – Gundavaa, Bayarsaikhan – 1-0 – Paravyan, David – G54 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Ba4 d6 7. h3 Nf6 8. Re1 O-O 9. d4 b5 10. Bb3 Bb7
World Blitz 2021 – Round 16.12 – Piorun, Kacper – 1/2-1/2 – Tang, Andrew – G922 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 a6 6. Bxc6 dxc6 7. d4 exd4 8. cxd4 Ne7 9. h3 O-O 10. Nc3 h6
World Blitz 2022 – Round 2.62 – Uskov, Artem – 0-1 – Sargsyan, Shant – G111 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 a6 6. Ba4 b5 7. Bb3 Na5 8. d4 Nxb3 9. axb3 exd4 10. Nxd4 Bb7
World Rapid 2019 – Round 2.20 – Motylev, Alexander – 1-0 – Indjic, Aleksandar – G92 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 d6 6. h3 Bd7 7. d4 Nf6 8. Re1 O-O 9. d5 Ne7 10. Bxd7 Nxd7

C60k — Spanish: Fianchetto (1951)

1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 4.O-O

Les coups candidats

4…Bg7 — 97.0% (2035 parties)

Ambassadeurs : Malaniuk, Vladimir P (15x), Berry, Jonathan (14x), Stevic, Hrvoje (11x), Marholev, Dimitar (9x), Biro, Sandor (8x), Kulago, Alexander (7x), Radulov, Ivan (7x), Theodorakopoulos, Georgios (6x)

4…Nge7 — 1.8% (37 parties) →

Ambassadeurs : Petrilak, Jan (2x), Jaracz, Barbara (2x), Dastan, Muhammed Batuhan (2x), Kruse, Herbert (1x), Heim, Bernhard (1x), Mihevc-Mohr, Narcisa (1x), Kteich, Nissrine (1x), ? (1x)

4…d6 — 0.9% (18 parties)

Ambassadeurs : Zemlickova, Olena (2x), Barczay, Laszlo (1x), Kovacs, Laszlo M (1x), Vertesi, Jan (1x), Grabmeier, Johannes, Prof. Dr. (1x), Jackson, Sheila (1x), Anson, Jane (1x), Buzimkic, Emsud (1x)

4…a6 — 0.2% (4 parties)

Ambassadeurs : Meier, Lars (1x), Mao, Kevin (1x), Aciu, Malina-Andreea (1x), Craiu, Elena Diana (1x), Herrada Blanco, Maria Fernanda (1x), Kairbekova, Amina (1x), Cruz Beltran, Roberto Carlos (1x), DELGADO ARANO, DIEGO (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4…Bg7	4…Nge7	4…d6	4…a6
<1800	116	94%	1%	3%	1%
1800-2200	892	98%	1%	1%	0%
2200-2600	891	98%	2%	1%	—
2600+	28	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	4…Bg7	4…Nge7	4…d6	4…a6
1950s	8	100%	—	—	—
1960s	3	100%	—	—	—
1970s	61	97%	—	3%	—
1980s	89	98%	1%	1%	—
1990s	297	98%	1%	1%	—
2000s	491	97%	2%	1%	—
2010s	813	97%	2%	1%	0%
2020s	336	96%	2%	1%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4…Bg7	97%	96%	-0.3%
4…Nge7	2%	2%	▲ +0.5%
4…d6	1%	1%	-0.4%
4…a6	0%	1%	+0.3%

Joueurs célèbres

Champions du monde dans cette position

Carlsen, Magnus — 4 parties
Anand, Viswanathan — 2 parties
Smyslov, Vassily — 1 partie
Tal, Mikhail — 1 partie
Gukesh D — 1 partie

Parties historiques

4…Bg7 — 97.0% (2035 parties)

1951 — Milic, Borislav vs Trifunovic, Petar — 1-0 — Sarajevo BIH
1952 — Milic, Borislav vs Fuderer, Andrija — 1-0 — JUG-ch Belgrad
1955 — Ivan, Imrich vs Stulik, Vlastimil — 0-1 — Prague CZE
1955 — Skacel, Jan vs Kuehn, Alexander — 0-1 — ?
1955 — Benko, Francisco vs Trifunovic, Petar — 1/2-1/2 — Buenos Aires ARG

4…Nge7 — 1.8% (37 parties)

1988 — Kruse, Herbert vs Heim, Bernhard — 1/2-1/2 — Aachen GER
1995 — ? vs Lehto, Ville — 0-1 — Finland Tch
1996 — Mihevc-Mohr, Narcisa vs Kteich, Nissrine — 1-0 — Yerevan,ARM olw32
1999 — Rosek, Holger vs Lauer, Roland — 0-1 — ?
2001 — Matovic, Marija vs Macharacek, Simon — 0-1 — Brno CZE

4…d6 — 0.9% (18 parties)

1979 — Barczay, Laszlo vs Kovacs, Laszlo M — 1-0 — Zalaegerszeg
1979 — Vertesi, Jan vs Grabmeier, Johannes, Prof. Dr. — 1-0 — Passau
1982 — Jackson, Sheila vs Anson, Jane — 1-0 — Lucerne SUI
1996 — Fernandez Garcia, Juan Carlos vs Munoz Perez, Miriam — 1-0 — Cto Euskadi Equipos
1999 — Buzimkic, Emsud vs Kozarcanin, Sead — 1-0 — Bihac BIH

4…a6 — 0.2% (4 parties)

2013 — Meier, Lars vs Mao, Kevin — 1-0 — Gernsheim
2018 — Aciu, Malina-Andreea vs Craiu, Elena Diana — 1-0 — Calimanesti
2025 — Herrada Blanco, Maria Fernanda vs Kairbekova, Amina — 0-1 — Lima PER
2025 — Cruz Beltran, Roberto Carlos vs DELGADO ARANO, DIEGO — 1-0 — Tornelo INT

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