Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	● d5
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (3v0), ● g5 (2v0)	● e4 (3v0)
Cases faibles	—	—
Centre	● d4 (3v0), ● e5 (1v0)	● d5 (2v1), ● e4 (3v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● e	● e
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Be7		● Be7 Ok (mob. 2)
Paire de fous	Non	Non
Non développées	2 (● c1, ● a1)	2 (● 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	semi-ouvert
Ruptures	● c2-c4	—

C08m — French: Tarrasch, Open, 4.exd5 exd5 5.Ngf3 Nf6, Main Line, 10.Nb3

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nf6 6.Bb5+ Bd7 7.Bxd7+ Nbd7 8.O-O Be7 9.dxc5 Nxc5 10.Nb3 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plan principal. Attaque sur le roi adverse resté au centre.

Atouts. Les Blancs s'appuient sur une majorité de pions à l'aile dame (3 contre 2), un contrôle dominant de d4 et g5 et la colonne semi-ouverte d.

Côté adverse. Le pion isolé d5 et le roi resté au centre.

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

Plans. Nfd4 (Cavalier centralisé en d4 — 68 % des parties) ; Be3 (Fou actif (mobilité 7), Développer c1 — 9 % des parties) ; Nbd4 (Cavalier centralisé en d4 — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plan principal. Centraliser les pièces (...Nce4 dans 86 % des parties).

Atouts. Les Noirs s'appuient sur un contrôle dominant de e4 et la colonne semi-ouverte c.

En contrepartie. Le roi n'est pas encore à l'abri, plusieurs pièces dorment encore (les tours a8 et h8) et le pion isolé d5.

Plans. ...Nce4 (Cavalier centralisé en e4 — 86 % des parties) ; ...O-O (Mettre le roi en sécurité, connecter les tours — 7 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1927 Santiago de Chile sim – Round ? – Alekhine, Alexander – 1-0 – Flores Alvarez, Rodrigo – G10 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1943 Rio de Janeiro free – Round ? – Eliskases, Erich – 1-0 – Cruz Filho, Oswaldo – G15 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 O-O
1949 CAN Ch – Round 2 – Andersen, Borge – 1/2-1/2 – Yanofsky, Daniel Abraham – G4 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 O-O
1952 Saltsjobaden Interzonal – Round 8 – Averbakh, Yuri L – 1/2-1/2 – Geller, Efim P – G77 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1952 URS Ch sf – Round ? – Aronin, Lev – 1-0 – Katalymov, Boris – G16 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1958 Riga ch-URS – Round 1 – Krogius, Nikolai V – 1-0 – Boleslavsky, Isaac – G97 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 O-O
1964 Belgrade – Round 1 – Matulovic, M. – 1/2-1/2 – Kortchnoi, V. – G15 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1964 Liberation – Round 12 – Matulovic, Milan – 1/2-1/2 – Korchnoi, Viktor – G34 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1964 RSFSR-HUN – Round 1.6 – Zagorovsky, Vladimir – 1-0 – Barczay, Laszlo – G6 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nfe4
1965 Berlin tt – Round 2 – Darga, Klaus – 1-0 – Clarke, Peter H – G15 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1965 HUN-ch21 – Round 1 – Haag, Ervin – 1/2-1/2 – Portisch, Ferenc – G63 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 O-O
1965 Yerevan – Round 7 – Matanovic, Anto – 1/2-1/2 – Schmid, Leo – G41 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1966 Tel Aviv 6th – Round 1 – Matanovic, Aleksandar – 1-0 – Czerniak, Moshe – G4 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 O-O
1966 WchTJ U26 prel – Round 1 – Neukirch, Detlef – 1/2-1/2 – Rajkovic, Dusan – G8 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1967 Sarajevo it – Round 15 – Ciric, Dimitrije – 1/2-1/2 – Ivkov, Borislav – G24 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1967 URS Team Ch – Round 1 – Voskanyan, Vahagn – 0-1 – Arulaid, Alexander – G134 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1967 YUG Ch 22th – Round 13 – Matulovic, Milan – 1/2-1/2 – Marić, Rudolf – G69 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1968 Bamberg – Round 8 – Keres, Paul – 1-0 – Ivkov, Borislav – G59 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1968 Malaga – Round 8 – Rossolimo, Nicolas – 1/2-1/2 – Ivkov, Borislav – G18 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1968 Rubinstein Memorial – Round 14 – Grabczewski, Romuald – 1/2-1/2 – Padevsky, Nikola – G73 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 O-O
1968 Solingen GER – Round 1 – Parma, Bruno – 1-0 – Donner, Jan-Hein – G4 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 O-O
1969 Luhacovice – Round 11 – Smejkal, Jakub – 1/2-1/2 – Hort, Vlastimil – G87 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1969 Raach zt – Round ? – Smejkal, Jan – 1/2-1/2 – Jansson, Borje – G14 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1969 Vidmar Memorial – Round 15 – Parma, Bruno – 1-0 – Puc, Stojan – G51 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
1969 Vidmar Memorial – Round 7 – Robatsch, Karl – 1/2-1/2 – Puc, Stojan – G6 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 O-O
1972 Skopje ol (Men) fin-A – Round 12 – Tal, Mihail – 1-0 – Benko, Pal – G344 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 O-O
Biel Interzonal 1993 – Round 1 – Gurevich, Ilya – 0-1 – Bareev, Evgeny – G23 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
Brussels 1987 – Round 1 – Van der Wiel, John T.H. – 1/2-1/2 – Ljubojevic, Ljubomir – G31 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nfe4
EU Team Ch 1980 – Round 6 – Gruenfeld, Yehuda – 1/2-1/2 – Petrosian, Tigran V. – G17 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
FIDE-Wch k.o. 1997 – Round 3.2 – Akopian, Vladimir – 1/2-1/2 – Vaganian, Rafael A – G133 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
FIDE-Wch k.o. 1997 – Round 3.6 – Akopian, Vladimir – 1/2-1/2 – Vaganian, Rafael A – G149 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
Olympiad 2002 – Round 7 – Ye, Jiangchuan – 1-0 – Pelletier, Yannick – G246 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4
World Blitz 2019 – Round 12.43 – Zvjaginsev, Vadim – 1/2-1/2 – Xu, Yinglun – G823 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. O-O Be7 9. dxc5 Nxc5 10. Nb3 Nce4

C08m — Tarrasch, Open, Main Line (1927)

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nf6 6.Bb5+ Bd7 7.Bxd7+ Nbd7 8.O-O Be7 9.dxc5 Nxc5 10.Nb3

Les coups candidats

10…Nce4 — 85.6% (1210 parties)

Ambassadeurs : Dizdar, Goran (18x), Rozentalis, Eduardas (14x), Sambuev, Bator (13x), Ponfilenok, Vladimir (12x), Bareev, Evgeny (10x), Galanov, Sergey Igorevich (10x), Dokhoian, Yury (9x), Ivkov, Borislav (9x)

10…O-O — 7.1% (101 parties)

Ambassadeurs : Puc, Stojan (4x), Portisch, Ferenc (2x), Robatsch, Karl (1x), Grabczewski, Romuald (1x), Padevsky, Nikola (1x), Matanovic, Aleksandar (1x), Czerniak, Moshe (1x), Krogius, Nikolai V (1x)

10…Nxb3 — 2.6% (37 parties)

Ambassadeurs : Dobrovolsky, Ladislav (1x), Ambroz, Jan (1x), Jansa, Vlastimil (1x), Filip, Miroslav (1x), Madsen, Flemming Reidl (1x), Winkler, Eberhard (1x), Mueller, Christian (1x), Berkes, Achim (1x)

10…Ne6 — 2.5% (36 parties)

Ambassadeurs : Kazmierski, Tomasz (3x), Bolz, Joachim (2x), Misericordia, Antonio (2x), Prins, Lodewijk (1x), Tramoyeres, Ramon (1x), Oltersdorff, Bernd (1x), Schnieder (1x), Jamieson, Robert M (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10…Nce4	10…O-O	10…Nxb3	10…Ne6
<1800	84	71%	13%	7%	6%
1800-2200	487	84%	7%	3%	3%
2200-2600	665	93%	4%	1%	1%
2600+	33	97%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	10…Nce4	10…O-O	10…Nxb3	10…Ne6
1950s	5	60%	20%	—	20%
1960s	21	71%	24%	—	—
1970s	22	32%	55%	5%	5%
1980s	58	66%	24%	2%	2%
1990s	132	83%	9%	5%	1%
2000s	341	86%	7%	4%	2%
2010s	711	89%	4%	2%	3%
2020s	123	89%	6%	4%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10…Nce4	89%	89%	+0.3%
10…O-O	4%	6%	▲ +1.9%
10…Nxb3	2%	4%	▲ +2.5%
10…Ne6	3%	1%	▼ -2.6%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

10…Nce4 — 85.6% (1210 parties)

1952 — Averbakh, Yuri L vs Geller, Efim P. — 1/2-1/2 — Saltsjobaden SWE
1952 — Costa, Stephane Jose vs Rodriguez Camio, A. — 1/2-1/2 — Rosario ARG
1952 — Aronin, Lev vs Katalymov, Boris — 1-0 — Sochi RUS
1964 — Matulovic, Milan vs Korchnoi, Viktor — 1/2-1/2 — Belgrade SRB
1964 — Matulovic, Milan vs Korchnoi, Viktor — 1/2-1/2 — Belgrade SRB

10…O-O — 7.1% (101 parties)

1958 — Krogius, Nikolai V vs Boleslavsky, Isaac — 1-0 — Riga ch-URS
1965 — Haag, Ervin vs Portisch, Ferenc — 1/2-1/2 — Budapest HUN
1966 — Matanovic, Aleksandar vs Czerniak, Moshe — 1-0 — Tel Aviv ISR
1968 — Grabczewski, Romuald vs Padevsky, Nikola — 1/2-1/2 — Polanica Zdroj POL
1968 — Parma, Bruno vs Donner, Jan-Hein — 1-0 — Solingen GER

10…Nxb3 — 2.6% (37 parties)

1977 — Jansa, Vlastimil vs Filip, Miroslav — 1/2-1/2 — Kragujevac SRB
1982 — Dobrovolsky, Ladislav vs Ambroz, Jan — 1-0 — Trnava SVK
1994 — O'Donnell, Tom vs Hebert, Jean — 0-1 — Quebec (Carnaval)
1995 — Mueller, Christian vs Berkes, Achim — 1/2-1/2 — Worms
1995 — Franzen, Jozef vs Havrlik, Pavel — 1-0 — Ceske Budejovice CZE

10…Ne6 — 2.5% (36 parties)

1951 — Prins, Lodewijk vs Tramoyeres, Ramon — 1-0 — Madrid ESP
1974 — Jamieson, Robert M vs Heidenfeld, Wolfgang — 1-0 — Dublin IRL
1988 — Oltersdorff, Bernd vs Schnieder — 1-0 — D Mkl corr
1998 — Prokopchuk, Evgeny vs Rychagov, Andrey — 1/2-1/2 — Sochi RUS
2001 — Angelov, Aleks vs Nedjalkov, Nedko — 1-0 — Pamporovo BUL

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