C60n — Spanish: Fianchetto, 4.c3

1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 4.c3 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : Bb5 actif, paire de fous.
Faiblesses adverses : arriéré f7, Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, arriéré d2, 4 pièces non développées (B1, C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nc3 — Développer Nb1
● d3 — Libérer Bc1
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : paire de fous.
Faiblesses adverses : arriéré d2, Bc1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, arriéré f7, 5 pièces non développées (G8, C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...d6 — Libérer Bc8
● ...Nf6 — Développer Ng8
● ...Be7 — Développer Bf8
● ...Bg4 — Clouer Nf3

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

C60n — Spanish: Fianchetto

1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 4.c3

Eval: [+0.44]

Les coups candidats

4…a6 — 57.3% (1453 parties)

Ambassadeurs : Malaniuk, Vladimir P (30x), Smyslov, Vladimir (19x), Giorgadze, Giorgi Gel (19x), Har-Even, Abir (16x), Romanov, Egor (14x), Legemaat, Gert (14x), Dabrowska, Krystyna (12x), Ballon, Guenther (12x)

4…d6 — 16.7% (424 parties)

Ambassadeurs : Van Foreest, Jorden (6x), Biyiasas, Peter (5x), Berry, Jonathan (5x), Smyslov, Vladimir (5x), Suba, Mihai (5x), Henao, Raul Fernando (4x), Plachetka, Jan (4x), Smit, Dick (4x)

4…Bg7 — 15.8% (400 parties)

Ambassadeurs : Zolnierowicz, Krzysztof (8x), Poleg, Dan (5x), Bai, Adelard (5x), Loiacono, Antonio (4x), Ghysens, Dirk (4x), Velez Betancourt, Nestor Tomas (3x), Vujadinovic, Milan (3x), Kristinardottir, Elsa Maria (3x)

4…Nge7 — 9.4% (238 parties)

Ambassadeurs : Vul, Arkadi Eremeevich (17x), Höppenstein, Michael (17x), Radulov, Ivan (16x), Stevic, Hrvoje (13x), Reed, Arthur F. (7x), Georgiev, Krum (6x), Egin, Vladimir (4x), Hofstetter, Hans-Joachim, Dr. (4x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4…a6	4…d6	4…Bg7	4…Nge7
<1800	32	31%	9%	47%	12%
1800-2200	577	51%	16%	21%	11%
2200-2600	1523	63%	14%	13%	10%
2600+	97	86%	6%	6%	2%

Évolution par décennie (% des parties)

Décennie	N parties	4…a6	4…d6	4…Bg7	4…Nge7
1880s	1	—	100%	—	—
1890s	11	—	36%	55%	—
1900s	1	—	—	100%	—
1910s	1	—	—	100%	—
1920s	1	—	—	100%	—
1930s	1	—	—	—	—
1940s	3	—	100%	—	—
1950s	2	—	100%	—	—
1960s	7	—	71%	14%	—
1970s	82	10%	80%	5%	4%
1980s	301	61%	28%	7%	3%
1990s	347	57%	23%	11%	8%
2000s	415	49%	18%	17%	15%
2010s	976	63%	8%	16%	12%
2020s	385	63%	6%	25%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4…a6	63%	63%	+0.0%
4…d6	8%	6%	▼ -1.9%
4…Bg7	16%	25%	▲ +8.5%
4…Nge7	12%	5%	▼ -6.3%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 10 parties
Tal, Mikhail — 4 parties
Anand, Viswanathan — 3 parties
Carlsen, Magnus — 2 parties
Karpov, Anatoly — 1 partie
Karpov, Aleksandr — 1 partie
Hou, Yifan — 1 partie

Parties historiques

4…a6 — 57.3% (1453 parties)

1971 — Schmid, Lothar vs Prins, Lodewijk — 1-0 — Adelaide AUS
1977 — Beliavsky, Alexander G vs Smyslov, Vladimir — 1/2-1/2 — Leningrad RUS
1978 — Andrews, Randal vs Muir, Walter G — 1/2-1/2 — corr ch-North America
1978 — Dean, Donald F vs Muir, Walter Gabriel — 1-0 — ?
1979 — Giorgadze, Tamaz vs Smyslov, Vladimir — 1/2-1/2 — Tbilisi GEO

4…d6 — 16.7% (424 parties)

1885 — Englisch, Berthold vs White, Max — 1-0 — Hamburg GER
1893 — Showalter, Jackson vs Pillsbury, Harry — 0-1 — New York, NY USA
1894 — Showalter, Jackson vs Pillsbury, Harry — 1-0 — New York, NY USA
1895 — Hymes, Edward vs Pillsbury, Harry — 1/2-1/2 — G
1895 — Maroczy, Geza vs Charousek Rudolf Rezso — 1-0 — Budapest HUN

4…Bg7 — 15.8% (400 parties)

1890 — Fleissig, Bernhard vs Csank, Adolf — 1-0 — Vienna AUT
1893 — Van Lennep, Norman Willem vs Loman, Rudolf — 1-0 — Amsterdam NED
1894 — Cooke, Joseph vs Davison, A. Thomas — 0-1 — Montreal CAN
1896 — Walker, William Neish vs Mills, Daniel — 0-1 — Dundee SCO
1897 — Crane, William vs Heaver Michael — 0-1 — Warrnambool

4…Nge7 — 9.4% (238 parties)

1978 — Piesina, Gintautas vs Sinelnikov, Igor — 1/2-1/2 — Vilnius LTU
1979 — Gipslis, Aivars vs Smyslov, Vasily — 1/2-1/2 — Tbilisi GEO
1979 — Lederman, Leon vs Balshan, Amikam — 0-1 — Ramat Hasharon
1980 — Gruenfeld, Yehuda vs Balshan, Amikam — 1/2-1/2 — Ramat Hasharon
1982 — D'Adamo, Ettore vs Mishnaevski G. — 1-0 — X Olimpiade - sf.3

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● d2	● f7
Chaînes	● b2→c3, d2→c3	● f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	—
Cases faibles	—	—
Centre	● d5 (1v0)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bb5	● Bb5 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 7)
Paire de fous	● Oui	● Oui
Non développées	4 (b1, c1, a1, h1)	5 (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	fermé
Ruptures	● c3-c4, ● d2-d3	● …d7-d6, ● …d7-d5, ● …f7-f6, ● …f7-f5

Partie
19. European Teams 2013 – Round 4.5 – Popilski, Gil – 1/2-1/2 – Stevic, Hrvoje – G155 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Nge7 5. d4 exd4 6. cxd4 d5 7. exd5 Nxd5 8. O-O Bg7 9. Bxc6+ bxc6 10. Bg5 Qd6
1903 It (Men) Hilversum NED – Round 14 – Leussen, Benjamin – 1-0 – Te Kolste, Jan Willem – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. d4 Nge7 6. d5 Nb8 7. d6 cxd6 8. Qxd6 Nec6 9. Bg5 f6 10. Be3 Qe7
1948 BRD Ch – Round 9 – Rellstab, Ludwig – 1/2-1/2 – Machate, Gottlieb – G8 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. O-O Bg7 7. Re1 Nge7 8. h3 O-O 9. Bc4 Qe8 10. Na3 Nd8
1948 GER Ch – Round 7 – Niephaus, Walter – 0-1 – Machate, Gottlieb – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. Bg5 f6 7. Be3 Qe7 8. Nbd2 Nh6 9. Qb3 Ng4 10. d5 Nxe3
1948 GER Ch – Round 9 – Rellstab, Ludwig Sr – 1/2-1/2 – Machate, Gottlieb – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. O-O Bg7 7. Re1 Nge7 8. h3 O-O 9. Bc4 Qe8 10. Na3 Nd8
1957 Sombor – Round 14 – Bogdanovic, Rajko – 1/2-1/2 – Trifunovic, Petar – G141 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. O-O Bg7 7. dxe5 dxe5 8. Bg5 Nf6 9. Bxc6 Bxc6 10. Nxe5 Qxd1
1963 GDR Ch Aschersleben GER – Round 3 – Fuchs, Reinhart – 1-0 – Hennings, Artur – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. Bg5 Be7 7. h4 h6 8. Bd2 Nf6 9. Qe2 Ng4 10. h5 g5
1965 Novi Sad – Round 9 – Parma, Bruno – 1/2-1/2 – Dan Nikolic, Slobodan – G82 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. O-O d6 6. d4 Bd7 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Qb3 Nf6 10. Bxd7+ Qxd7
1966 Den Haag zt – Round 11 – Alvarez Lee, Felix – 1/2-1/2 – Pfleger, Helmut, Dr. – G60 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. O-O Bg7 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. Qb3 Rb8 10. f4 Bxb5
1966 New York ch-USA – Round 2 – Byrne, Ray – 1-0 – Bisguier, Arthur B – G12 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. O-O Bg7 7. dxe5 dxe5 8. Qe2 Nge7 9. Rd1 O-O 10. Be3 Nb8
1966 Zonal – Round 11 – Lee, Peter N – 1/2-1/2 – Pfleger, Helmut, Dr. – G6 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. O-O Bg7 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. Qb3 Rb8 10. f4 Bxb5
30. ECC Open 2014 – Round 5.3 – Navara, David – 0-1 – Durarbayli, Vasif – G106 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Nge7 6. d4 exd4 7. cxd4 b5 8. Bc2 d5 9. exd5 Nxd5 10. O-O Be6
43. Olympiad 2018 – Round 10.4 – Fressinet, Laurent – 1-0 – Stevic, Hrvoje – G674 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bxc6 dxc6 6. d4 exd4 7. cxd4 Bg4 8. Qb3 Bxf3 9. gxf3 Bg7 10. Be3 Ne7
43. Olympiad 2018 – Round 3.20 – Hansen, Eric – 0-1 – Anand, Viswanathan – G191 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. d4 b5 7. Bb3 exd4 8. cxd4 d6 9. h3 Nf6 10. O-O O-O
43. Olympiad 2018 – Round 6.21 – Kasimdzhanov, Rustam – 1/2-1/2 – Sulskis, Sarunas – G384 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. O-O d6 7. d4 b5 8. Bb3 exd4 9. Ng5 Nh6 10. Bd5 Bb7
43. Olympiad 2018 – Round 7.5 – Hracek, Zbynek – 1-0 – Nabaty, Tamir – G480 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bxc6 dxc6 6. d4 exd4 7. cxd4 Bg4 8. Be3 Bg7 9. Nc3 Ne7 10. Qb3 O-O
6. Norway Chess 2018 – Round 6.4 – Anand, Viswanathan – 1/2-1/2 – Mamedyarov, Shakhriyar – G27 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. O-O Nge7 7. d4 exd4 8. cxd4 b5 9. Bc2 d5 10. exd5 Nxd5
Biel Interzonal 1976 – Round 3 – Tal, Mikhail – 0-1 – Smyslov, Vassily – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. dxe5 dxe5 7. Qe2 Bg7 8. Be3 Nge7 9. Nbd2 a6 10. Bc4 Qc8
Cote d'Ivoire Blitz 2019 – Round 11.5 – Topalov, Veselin – 0-1 – Nepomniachtchi, Ian – G55 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bxc6 dxc6 6. d4 exd4 7. cxd4 Bg7 8. Nc3 Bg4 9. Qb3 Ne7 10. Be3 O-O
Cote d'Ivoire Blitz 2019 – Round 16.3 – Nakamura, Hikaru – 1-0 – Nepomniachtchi, Ian – G78 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. d4 exd4 7. cxd4 b5 8. Bb3 Nge7 9. O-O d6 10. d5 Na5
FIDE Candidates 2018 – Round 1.2 – Karjakin, Sergey – 0-1 – Mamedyarov, Shakhriyar – G2 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bxc6 dxc6 6. d4 exd4 7. cxd4 Bg4 8. Qb3 Bxf3 9. gxf3 Bg7 10. Be3 Ne7
FIDE World Cup 2019 – Round 1.1 – Hovhannisyan, Razmik – 0-1 – Demchenko, Aleksandr – G46 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. d4 exd4 6. cxd4 a6 7. Bc4 d6 8. O-O Nf6 9. Nc3 O-O 10. h3 b5
GCT Blitz YourNextMove 2018 – Round 14.2 – Vachier-Lagrave, Maxime – 0-1 – Mamedyarov, Shakhriyar – G67 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. d4 exd4 7. cxd4 b5 8. Bb3 Nge7 9. O-O O-O 10. Nc3 d6
GCT Rapid YourNextMove 2018 – Round 6.3 – Caruana, Fabiano – 0-1 – Mamedyarov, Shakhriyar – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. d4 exd4 7. cxd4 b5 8. Bc2 d6 9. d5 Na5 10. O-O Nc4
Interpolis 1982 – Round 1 – Timman, Jan H – 1/2-1/2 – Smyslov, Vassily – G37 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bc4 Bg7 6. d4 d6 7. Bg5 Nge7 8. dxe5 dxe5 9. Qe2 h6 10. Bh4 b5
Saint Louis Blitz 2021 – Round 16.2 – Dominguez Perez, Leinier – 1/2-1/2 – Nakamura, Hikaru – G73 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bxc6 dxc6 6. d4 exd4 7. cxd4 Bg7 8. h3 Ne7 9. Nc3 h6 10. Bf4 O-O
Tilburg 1982 – Round ? – Timman, Jan H – 1/2-1/2 – Smyslov, Vassily – G12 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bc4 Bg7 6. d4 d6 7. Bg5 Nge7 8. dxe5 dxe5 9. Qe2 h6 10. Bh4 b5
World Blitz 2015 – Round 10.77 – Fedorchuk, Sergey A. – 0-1 – Van Foreest, Jorden – G654 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. O-O Bg7 7. Re1 Nf6 8. Bg5 h6 9. Bh4 O-O 10. Ba4 Qc8
World Blitz 2018 – Round 10.63 – Vishnu Prasanna, Vrasanna. V – 1/2-1/2 – Anton Guijarro, David – G620 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. d4 exd4 7. cxd4 b5 8. Bb3 Nge7 9. a4 b4 10. O-O O-O
World Blitz 2018 – Round 2.50 – Danielyan, Vahe – 1-0 – Van Foreest, Jorden – G114 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 d6 5. d4 Bd7 6. Bg5 f6 7. Be3 Nh6 8. dxe5 dxe5 9. Nbd2 Ng4 10. Qe2 Qe7
World Blitz 2018 – Round 9.18 – Sjugirov, Sanan – 0-1 – Paravyan, David – G519 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bxc6 dxc6 6. d4 exd4 7. cxd4 Bg7 8. Be3 Ne7 9. Nc3 Bg4 10. h3 Bxf3
World Blitz 2019 – Round 16.70 – Sutovsky, Emil – 0-1 – Piorun, Kacper – G1107 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. d4 exd4 6. cxd4 a6 7. Ba4 b5 8. Bc2 Nge7 9. Nc3 O-O 10. O-O d6
World Blitz 2019 – Round 19.56 – Sethuraman, S.P. – 0-1 – Piorun, Kacper – G1303 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. d4 exd4 7. cxd4 b5 8. Bb3 Nge7 9. d5 Na5 10. Bd2 c5
World Blitz 2021 – Round 14.21 – Nihal Sarin – 0-1 – Tang, Andrew – G819 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. d4 exd4 7. cxd4 b5 8. Bc2 d6 9. h3 Nf6 10. O-O O-O
World Blitz 2021 – Round 20.30 – Ter-Sahakyan, Samvel – 0-1 – Tang, Andrew – G1168 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bc4 f5 6. d3 Bg7 7. Ng5 Nh6 8. a4 f4 9. h4 Qe7 10. Nd2 d6
World Blitz 2021 – Round 5.17 – Duda, Jacob – 1-0 – Tang, Andrew – G268 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. d4 exd4 7. cxd4 b5 8. Bb3 Na5 9. Bc2 Ne7 10. O-O O-O
World Rapid 2019 – Round 15.32 – Sjugirov, Sanan – 1-0 – Potkin, Vladimir – G968 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bxc6 dxc6 6. d4 exd4 7. cxd4 Bg7 8. Be3 Bg4 9. Nbd2 Nf6 10. Qc2 O-O
World Rapid 2021 – Round 4.34 – Pichot, Alan – 1/2-1/2 – Artemiev, Vladislav – G222 1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Bxc6 dxc6 6. d4 exd4 7. cxd4 Bg7 8. h3 Ne7 9. O-O O-O 10. Nc3 h6

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