Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● c6→d5, e6→d5, b7→c6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e5 (2v0)	● e4 (2v1)
Cases faibles	—	—
Centre	● d4 (1v0), ● e5 (2v0)	● d5 (4v1), ● e4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg2	● Bg2 Ok (mob. 2)
Be7		● Be7 Actif (mob. 4)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	—	● …c6-c5, ● …e6-e5

E06l — Catalan: Closed, 6.O-O c6 7.Nbd2

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O c6 7.Nbd2 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Qc2 (73 % des parties) ; b3 (Préparer le fianchetto — 20 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nbd7 (Développer b8 — 53 % des parties) ; ...b6 (Préparer le fianchetto — 40 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1937 Kemeri LAT – Round ? – Flohr, Salo – 0-1 – Book, Eero – G11 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 b5 8. cxb5 cxb5 9. Ne5 Qb6 10. Nb3 Nbd7
1938 URS Ch, semi final – Round 1 – Kasparian, Genrikh – 1/2-1/2 – Rabinovich, Ilya Mar – G79 1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. O-O e6 5. d4 Be7 6. Nbd2 O-O 7. c4 b5 8. cxb5 cxb5 9. Nb3 Nbd7 10. Bf4 Bb7
1943 Zlin – Round 5 – Sajtar, Jaroslav – 1-0 – Holas, Josef – G33 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. d4 c6 5. Nbd2 Be7 6. Bg2 O-O 7. O-O Nbd7 8. b3 Ne4 9. Bb2 f5 10. Qc2 Ndf6
1948 Venice – Round 1 – Barcza, Gedeon – 1/2-1/2 – Najdorf, Miguel – G90 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. d4 O-O 6. c4 c6 7. Nbd2 b6 8. Ne5 Bb7 9. Ndf3 Nbd7 10. Qa4 Nxe5
1950 Amsterdam ch-NED – Round 1 – Euwe, Max – 1-0 – Barendregt, Johan – G40 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. d4 O-O 6. O-O c6 7. Nbd2 b6 8. b3 Bb7 9. Bb2 Nbd7 10. Ne5 c5
1952 URS ch sf – Round 13 – Fridstein, German – 1-0 – Nei, Iivo – G81 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 b6 8. b3 Bb7 9. Bb2 Nbd7 10. Ne5 Rc8
1954 Bucharest – Round 1 – Sandor, Bela – 0-1 – O'Kelly, Albéric de Galway – G1 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 b6 8. b3 Bb7 9. Bb2 Nbd7 10. Rc1 Rc8
1955 Hoogovens – Round 5 – Donner, Jan-Hein – 0-1 – Kramer, Haije – G26 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. Nbd2 c6 7. O-O b6 8. b3 Bb7 9. Bb2 Nbd7 10. e3 Rc8
1955 URS Ch sf – Round 1 – Stolyar, Danu Mikh – 1/2-1/2 – Ravinsky, Grigory – G5 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 b6 8. b3 Bb7 9. Bb2 Nbd7 10. Rc1 Rc8
1955 USSR – Round 8 – Mukhitdinov, Mamadzhan – 1/2-1/2 – Krogius, Nikolai V – G8 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 b6 8. b3 Nbd7 9. Bb2 Bb7 10. Ne5 Rc8
1956 URS Ch sf – Round ? – Kotov, Alexander. – 1/2-1/2 – Novotelnov, Nikolai – G34 1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nbd2 Nf6 5. g3 Be7 6. Bg2 O-O 7. O-O Ne4 8. b3 f5 9. Bb2 Nd7 10. Ne1 Bg5
1957 Leningrad Ch – Round 9 – Cherepkov, Alexander V – 1/2-1/2 – Stoliar, Efim Samoilovich – G72 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. d4 O-O 6. c4 c6 7. Nbd2 Nbd7 8. b3 b6 9. Bb2 Bb7 10. Rc1 Rc8
1957 Match GDR-CSR – Round 2 – Kozma, Julius – 1/2-1/2 – Bertholdt, Dieter – G8 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 Nbd7 8. b3 b6 9. Bb2 Bb7 10. e3 c5
1957 Sombor – Round 21 – Tot, Bora – 1/2-1/2 – Djurasevic, Bozidar – G198 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 Nbd7 8. b3 b6 9. Bb2 Bb7 10. e3 b5
1958 Kienbaum – Round 2 – Kozma, Julius – 1/2-1/2 – Antoshin, Vladimir S – G5 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 b5 8. b3 Nbd7 9. Bb2 a5 10. Re1 a4
1960 WchT U26 07th – Round 13 – Malich, Burkhard, Dr. – 1-0 – Langeweg, Kick – G31 1. d4 Nf6 2. g3 d5 3. Bg2 e6 4. Nf3 Be7 5. O-O O-O 6. c4 c6 7. Nbd2 Nbd7 8. b3 b6 9. Bb2 Bb7 10. Rc1 Rc8
1961 Marianske Lazne zt – Round 8 – Filip, Miroslav – 1/2-1/2 – Ciric, Dragoljub M – G51 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 Nbd7 8. b3 b6 9. Bb2 Bb7 10. e3 Rc8
1961 Santa Fe – Round 1 – Filip, Marius Liviu – 1-0 – Rossetto, Hector – G1 1. c4 e6 2. g3 d5 3. Nf3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 Ne4 8. Qc2 f5 9. b3 Bd7 10. Ne5 Be8
1963 Asztalos Memorial 6th – Round 11 – Szabo, Ladislav – 1-0 – Barthe Paoli, Louis – G34 1. Nf3 d5 2. g3 c6 3. c4 Nf6 4. Bg2 e6 5. O-O Be7 6. d4 O-O 7. Nbd2 Nbd7 8. b3 b6 9. Bb2 Bb7 10. e3 Rc8
1964 Moscow Ch – Round ? – Averbakh, Yuri L – 1-0 – Bykhovsky, Anatoly A – G26 1. d4 d5 2. Nf3 c6 3. c4 e6 4. Nbd2 Nf6 5. g3 Be7 6. Bg2 O-O 7. O-O b6 8. b3 Bb7 9. Bb2 Nbd7 10. Rc1 Rc8
1964 Tel Aviv olm fin-B – Round 11 – Ottati Sanchez, Alberto Andrey – 0-1 – Prameshuber, Alexander – G130 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. Nbd2 c6 7. O-O Nbd7 8. b3 b6 9. Bb2 Bb7 10. Rc1 Rc8
1965 San Juan US Open – Round 10 – Reynolds, D Ian W – 1/2-1/2 – Zalys, Ignas – G9 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. Nbd2 c6 7. O-O Nbd7 8. b3 b6 9. Bb2 Bb7 10. Rc1 Rc8
1966 Ch (Men) Budapest HUN – Round 8 – Honfi, Karoly – 0-1 – Szilagyi, Peter – G13 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 b6 8. b3 Bb7 9. Bb2 Nbd7 10. Rc1 Rc8
41. Olympiad Open 2014 – Round 1.36 – Ruiz Segura, John Phillips – 0-1 – Kovalyov, Anton – G52 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 b6 8. Qc2 Bb7 9. e4 Na6 10. e5 Nd7
42. Olympiad 2016 – Round 2.14 – Markov, Makar Ol – 1/2-1/2 – Lenic, Luka – G89 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 b6 8. Qc2 Bb7 9. e4 Na6 10. a3 c5
43. Olympiad 2018 – Round 2.22 – Schreiner, Peter – 1/2-1/2 – Adhiban, B. – G103 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 b6 8. Qc2 Bb7 9. e4 Na6 10. a3 c5
World Blitz 2015 – Round 3.42 – Bindrich, Falko – 0-1 – Bruzon Batista, Lazaro – G173 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 b6 8. Qc2 Bb7 9. e4 Na6 10. Re1 Rc8
World Blitz 2022 – Round 14.24 – Niemann, Hans Moke – 1-0 – Jumabayev, Rinat – G738 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 b6 8. Qc2 Bb7 9. e4 Na6 10. cxd5 cxd5
World Blitz 2023 – Round 10.2 – Nihal Sarin – 1-0 – Artemiev, Vladislav – G572 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nbd2 b6 8. b3 Bb7 9. Bb2 Nbd7 10. Rc1 Rc8
World Rapid 2021 – Round 6.33 – Jumabayev, Rinat – 1/2-1/2 – Samunenkov, Ihor – G346 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Nbd2 b6 8. Qc2 Bb7 9. e4 Na6 10. a3 c5

E06l — Closed (1937)

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O c6 7.Nbd2

Les coups candidats

7…Nbd7 — 53.2% (983 parties)

Ambassadeurs : Spacek, Oliver (5x), Laketic, Gojko (4x), Priehoda, Vitezslav (4x), Kurajica, Bojan (3x), Iljushin, Alexei (3x), Karakehajov, Kalin (3x), Ciric, Dragoljub M (2x), Rabar, Braslav (2x)

7…b6 — 40.2% (742 parties)

Ambassadeurs : Garcia Palermo, Carlos Horacio (4x), Guerrero Cataldo, Juan Andres (4x), Maki-Uuro, Miikka (3x), Arnaudov, G. Petar (3x), Borisova, Ekaterina (3x), Sahidi, Samir (3x), Raicevic, Momcilo (2x), Radulov, Ivan (2x)

7…b5 — 2.2% (40 parties)

Ambassadeurs : Hurme, Harri (3x), Korchnoi, Viktor (2x), Schoebel, Wolfgang (2x), Kozma, Julius (1x), Abanin, Vladimir (1x), Uhlmann, Alexander (1x), Honfi, Gyorgy (1x), Uhlmann, Wolfgang (1x)

7…Re8 — 0.8% (15 parties)

Ambassadeurs : Schwarz, Jonas (1x), Cagasik, Tomas (1x), Tvrdon, Peter (1x), Fabus, Marian (1x), Pedersen, Lars Erik (1x), Kabashaj, Agron (1x), Stajic, Petar (1x), Radlovacki, Jovan (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…Nbd7	7…b6	7…b5	7…Re8
<1800	129	72%	19%	2%	2%
1800-2200	839	60%	33%	2%	1%
2200-2600	733	42%	52%	2%	0%
2600+	18	22%	72%	6%	—

Évolution par décennie (% des parties)

Décennie	N parties	7…Nbd7	7…b6	7…b5	7…Re8
1950s	27	41%	41%	11%	—
1960s	29	66%	31%	—	—
1970s	23	74%	22%	—	—
1980s	55	60%	31%	7%	—
1990s	209	62%	32%	4%	0%
2000s	362	62%	29%	3%	1%
2010s	690	58%	36%	1%	1%
2020s	453	33%	61%	1%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…Nbd7	58%	33%	▼ -24.9%
7…b6	36%	61%	▲ +24.9%
7…b5	1%	1%	▼ -0.6%
7…Re8	1%	1%	▲ +0.6%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 2 parties
Carlsen, Magnus — 1 partie

Parties historiques

7…Nbd7 — 53.2% (983 parties)

1950 — Koltermann vs Horenstein — 1-0 — USSR
1950 — Macskasy, Elod vs Gereben, Erno — 1-0 — Budapest HUN
1952 — Zalys, Ignas vs Liebman, W — 1-0 — cr Golden Knights
1956 — Voronkov, Boris vs Abanin, Vladimir — 0-1 — Tbilisi GEO
1957 — Kozma, Julius vs Bertholdt, Dieter — 1/2-1/2 — Dresden GER

7…b6 — 40.2% (742 parties)

1950 — Eken, Max vs Barendregt, Johan — 1-0 — Amsterdam ch-NED
1952 — Fridstein, German vs Nei, Iivo — 1-0 — Riga LAT
1954 — Sandor, Bela vs O'Kelly, Albéric de Galway — 0-1 — Bucharest ROU
1955 — Muhutdinov, Marat vs Krogius, Nikolai V — 1/2-1/2 — USSR
1955 — Stolyar, Danu Mikh vs Ravinsky, Grigory — 1/2-1/2 — USSR

7…b5 — 2.2% (40 parties)

1958 — Kozma, Julius vs Abanin, Vladimir — 1/2-1/2 — Kienbaum GER
1958 — Uhlmann, Alexander vs Honfi, Gyorgy — 1-0 — It Kienbaum GER
1958 — Uhlmann, Wolfgang vs Honfi, Karoly — 1-0 — Kienbaum
1980 — Korchnoi, Viktor vs Kovacevic, Vlatko — 1-0 — Wijk aan Zee NED
1980 — Korchnoi, Viktor vs Kovacevic, Vladimir — 1-0 — Wijk aan Zee NED

7…Re8 — 0.8% (15 parties)

1994 — Schwarz, Jonas vs Cagasik, Tomas — 0-1 — Moravia op ch
2002 — Pedersen, Lars Erik vs Kabashaj, Agron — 1-0 — Oslo NOR
2004 — Tvrdon, Peter vs Fabus, Marian — 1-0 — Slovakia
2009 — Stajic, Petar vs Radlovacki, Jovan — 1/2-1/2 — Sombor
2010 — Lafuente, Pablo vs Marais, Coenraad Hendrik — 1-0 — ?

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