Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● b7→a6, 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)
Ba4	● Ba4 Ok (mob. 3)
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	● d2-d4	● …d7-d5, ● …f7-f5

C70c — Spanish: Fianchetto Deferred

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 g6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. c3 (Renforcer le centre — 38 % des parties) ; O-O (Mettre le roi en sécurité, connecter les tours — 32 % des parties) ; d4 (Occuper le centre — 26 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bg7 (Fianchetto, fou sur la grande diagonale — 52 % des parties) ; ...d6 (Libérer Bc8 — 18 % des parties) ; ...b5 (Expansion aile dame — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
19. Amber Rapid 2010 – Round 7 – Karjakin, Sergey – 1-0 – Ponomariov, Ruslan – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. d4 b5 6. Bb3 exd4 7. Nxd4 Na5 8. a4 Nxb3 9. Nxb3 Bb7 10. O-O Bg7
1937 POL Ch – Round 8 – Foltys, Jan – 1/2-1/2 – Schaechter, Izaak – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. Nc3 Bg7 6. O-O Nge7 7. d3 O-O 8. Bg5 h6 9. Bh4 g5 10. Bg3 Ng6
1948 South Fallsburg ch-USA – Round 1 – Hermann Victor Hesse – 0-1 – Ulvestad, Olaf – G88 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. d4 exd4 6. Bg5 Bb4+ 7. Kf1 Be7 8. h4 h6 9. Bf4 Nf6 10. Nbd2 b5
1948 US Open – Round 8 – Whitaker, Norman – 0-1 – Ulvestad, Olaf – G44 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. Nc3 Bg7 6. d3 Nge7 7. Bg5 h6 8. Be3 Nd4 9. Qd2 c5 10. Ne2 b5
1948 US Open Baltimore, MD USA – Round 11 – McCormick, Edgar T – 1/2-1/2 – Ulvestad, Olaf – G33 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. d4 exd4 6. Nxd4 Bg7 7. c3 Nge7 8. O-O O-O 9. Be3 Ne5 10. Nd2 d5
Amber-blindfold 19th 2010 – Round 3 – Dominguez Perez, Leinier – 1/2-1/2 – Ponomariov, Ruslan – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. c3 b5 6. Bc2 d6 7. a4 Rb8 8. axb5 axb5 9. O-O Bg7 10. h3 Nf6
Amber-blindfold 19th 2010 – Round 6 – Ivanchuk, Vasyl – 1/2-1/2 – Ponomariov, Ruslan – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. d4 b5 6. Bb3 exd4 7. a4 bxa4 8. Rxa4 Bg7 9. Nxd4 Nxd4 10. Rxd4 Ne7
FIDE World Blitz Championship 2014 – Round 4.24 – Karjakin, Sergey – 0-1 – Lenic, Luka – G30 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. h4 h6 6. c3 d6 7. d4 Bd7 8. d5 Nce7 9. c4 Nf6 10. Nc3 Bg7
Lindores Abbey Tal Memorial 2021 – Round 2.19 – Hovhannisyan, Razmik – 1-0 – Stefanova, Antoaneta – G70 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. d4 exd4 6. Nxd4 Bg7 7. Nxc6 dxc6 8. Qxd8+ Kxd8 9. Bb3 Nf6 10. f3 Ke7
Moscow-4teams 1981 – Round ? – Kasparov, Garry – 1-0 – Smyslov, Vassily – G33 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. d4 exd4 6. c3 Bg7 7. cxd4 b5 8. Bc2 d6 9. d5 Ne5 10. Nxe5 dxe5
Saint Louis Blitz 2021 – Round 18.4 – Le, Quang Liem – 1/2-1/2 – Nakamura, Hikaru – G84 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. c3 Bg7 6. d4 b5 7. Bc2 d6 8. O-O exd4 9. Nxd4 Nge7 10. Bg5 Qd7
USA Ch 2016 – Round 7.1 – Xiong, Jeffery – 1/2-1/2 – Caruana, Fabiano – G36 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. d4 exd4 6. Bg5 Be7 7. Bxe7 Ngxe7 8. Bxc6 Nxc6 9. Nxd4 Qf6 10. c3 O-O
World Blitz 2015 – Round 20.65 – Fedorchuk, Sergey A. – 1-0 – Mikhalevski, Victor – G1277 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. c3 Bg7 6. d4 exd4 7. cxd4 b5 8. Bc2 d6 9. h3 Nge7 10. O-O O-O
World Blitz 2015 – Round 4.24 – Zhigalko, Sergei – 1-0 – Morozevich, Alexander – G226 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. O-O Bg7 6. c3 Nge7 7. d4 exd4 8. cxd4 b5 9. Bc2 O-O 10. Nc3 d6
World Blitz 2016 – Round 1.12 – Najer, Evgeniy – 0-1 – Grischuk, Alexander – G5 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. c3 Bg7 6. d4 exd4 7. cxd4 b5 8. Bb3 d6 9. h3 Nge7 10. O-O O-O
World Blitz 2016 – Round 11.15 – Bok, Benjamin – 0-1 – Grischuk, Alexander – G430 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. c3 Bg7 6. O-O Nge7 7. d4 exd4 8. cxd4 b5 9. Bc2 O-O 10. d5 Na5
World Blitz 2016 – Round 21.3 – Dominguez Perez, Leinier – 1/2-1/2 – Grischuk, Alexander – G831 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. c3 Bg7 6. O-O Nge7 7. d4 b5 8. Bc2 exd4 9. cxd4 d6 10. d5 Na5
World Blitz 2017 – Round 18.52 – Kokarev, Dmitry – 1-0 – Mahmood Lodhi – G961 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. O-O Bg7 6. c4 Nge7 7. Nc3 O-O 8. d3 d6 9. Nd5 Bg4 10. Bxc6 bxc6
World Blitz 2019 – Round 3.25 – Kovalev, Vladislav – 1/2-1/2 – Motylev, Alexander – G175 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 g6 5. O-O Bg7 6. c3 b5 7. Bc2 d6 8. h3 Nf6 9. Re1 O-O 10. a4 Bb7

C70c — Ruy Lopez: Morphy Defense, Fianchetto Defense Deferred (1937)

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 g6

Les coups candidats

5.c3 — 37.6% (418 parties)

Ambassadeurs : Zsinka, Laszlo (37x), Samolins, Vitalijs (5x), Mikhalevski, Victor (5x), Capellades Subirana, Marc (5x), Neverov, Anatoly (4x), Styazhkina, Anna (4x), Pap, Marko (4x), Sindarov, Javokhir (4x)

5.O-O — 31.9% (355 parties)

Ambassadeurs : Zsinka, Laszlo (21x), Salimova, Nurgyul (6x), Pap, Marko (4x), Saraci, Nderim (4x), Abramovic, Bosko (3x), Mahmood Lodhi (3x), Nurman, Alua (3x), Ali Marandi, Cemil Can (3x)

5.d4 — 25.5% (284 parties)

Ambassadeurs : Zsinka, Laszlo (14x), Plagnaud, Jean-Luc (8x), Capellades Subirana, Marc (8x), Styazhkina, Anna (7x), Sindarov, Javokhir (7x), Mitkov, Nikola (4x), Aegerter, Martin (3x), Akshaya A (3x)

5.Nc3 — 1.9% (21 parties)

Ambassadeurs : Capellades Subirana, Marc (3x), Calzetta Ruiz, Monica (2x), Zhukova, Natalia (2x), Petersen, Marcel (2x), Molina Sumoza, Jesus Alberto (1x), Leyva Proenza, Richard (1x), Leniz Martinez, Francisco (1x), ELISSALT CARDENAS, HECTOR (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.c3	5.O-O	5.d4	5.Nc3
<1800	40	20%	58%	15%	2%
1800-2200	318	31%	36%	26%	3%
2200-2600	687	41%	29%	26%	2%
2600+	36	61%	8%	25%	—

Évolution par décennie (% des parties)

Décennie	N parties	5.c3	5.O-O	5.d4	5.Nc3
1950s	2	—	—	50%	—
1960s	2	50%	50%	—	—
1970s	9	44%	22%	11%	—
1980s	60	50%	27%	23%	—
1990s	107	34%	36%	28%	—
2000s	106	30%	39%	30%	—
2010s	484	40%	29%	25%	2%
2020s	342	36%	35%	24%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.c3	40%	36%	▼ -3.7%
5.O-O	29%	35%	▲ +6.0%
5.d4	25%	24%	▼ -1.1%
5.Nc3	2%	3%	▲ +0.7%

Joueurs célèbres

Champions du monde dans cette position

Carlsen, Magnus — 3 parties
Ju, Wenjun — 2 parties
Kasparov, Garry — 1 partie
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Tal, Mikhail — 1 partie
Hou, Yifan — 1 partie

Parties historiques

5.c3 — 37.6% (418 parties)

1962 — Sokolov, Vladimir vs Bukic, Enver — 1-0 — Vrnjacka Banja SRB
1973 — Goldin, Vladimir M. vs Volovich, Anatoly — 0-1 — Soviet Union
1977 — Pinter, Jozsef vs Ree, Hans — 1/2-1/2 — Budapest Tungsram
1977 — Ligterink, Gert vs Ree, Hans — 1/2-1/2 — Nijmegen NED
1977 — Van der Sterren, Paul vs Ree, Hans — 1/2-1/2 — Leeuwarden ch-NED

5.O-O — 31.9% (355 parties)

1963 — Bannik, Anatolij vs Adler, Viktor — 1-0 — ?
1975 — Mednis, Edmar J vs Zaitsev, Igor A — 1-0 — Szolnok
1977 — Hulak, Krunoslav vs Ree, Hans — 1-0 — Amsterdam NED
1980 — Garcia Martinez, Silvino vs Zsinka, Laszlo — 1-0 — Zamardi
1985 — Ehlvest, Jaan vs Karolyi, Tibor — 0-1 — Tallinn EST

5.d4 — 25.5% (284 parties)

1957 — Ragozin, Viacheslav vs Volovich, Anatoly — 1/2-1/2 — Moscow RUS
1975 — Silva Morales, Marco A. vs Munoz, Francisco — 0-1 — Bogota COL
1981 — Kasparov, Garry vs Smyslov, Vladimir — 1-0 — Moskou tt
1982 — Smith, Robert W vs Mendoza, Rafael — 1/2-1/2 — Lucerne SUI
1983 — Utasi, Tamas vs Zsinka, Laszlo — 1-0 — Budapest HUN

5.Nc3 — 1.9% (21 parties)

2014 — Molina Sumoza, Jesus Alberto vs Leyva Proenza, Richard — 0-1 — Caracas VEN
2014 — Leniz Martinez, Francisco vs ELISSALT CARDENAS, HECTOR — 0-1 — Madrid ESP
2015 — Meusel, Rolf vs Bangert, Udo — 0-1 — Schwaebisch Gmuend
2015 — Monpeurt, Cyrielle vs Delorme, Axel — 0-1 — Montpellier FRA
2016 — Fabregas Fontanet, Antonio vs Capellades Subirana, Marc — 0-1 — Barcelona ESP

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