C08j — French: Tarrasch, Open, 4.exd5 exd5 5.Ngf3 Nf6

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nf6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte e5.

Atouts. Les Blancs s'appuient sur la case forte e5 et la paire de fous.

Côté adverse. Les fous enfermés en c8 et f8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les fous c1 et f1 et les tours a1 et h1).

Plans. Bd3 (Développer Bf1) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte e4….

Atouts. Les Noirs s'appuient sur les cases fortes e4 et g4 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8, les fous c8 et f8 et les tours a8 et h8).

Plans. ...Nbd7 (Développer Nb8) ; ...Bg4 (Développer Bc8, clouer Nf3) ; ...Be7 (Développer Bf8) ; ...c4 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e5 (2v0)	● e4 (2v1), ● g4 (2v0)
Cases faibles	—	—
Centre	● e5 (2v0)	● d5 (2v0), ● e4 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● e	● e

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● a1, ● h1)	5 (● b8, ● 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	● c2-c3	● …c5-c4

Partie
1938 Bad Elster – Round 1 – Kieninger, Georg – 1-0 – Weil, Wolfgang – G5 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Be2 Nc6 7. O-O cxd4 8. Nb3 Be7 9. Nbxd4 O-O 10. c3 h6
1939 Prague olm qual – Round 7 – Schubert, Frantisek – 1/2-1/2 – Opocensky, Karel – G16 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Nc6 7. O-O Be7 8. dxc5 O-O 9. Nb3 Bg4 10. Bxc6 bxc6
1946 Arbon – Round 5 – o Kelly de Galway, Alberic – 1/2-1/2 – Yanofsky, Daniel Abraham – G10 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Qe7 8. Bxd7+ Nbxd7 9. Qxe7+ Bxe7 10. dxc5 Nxc5
1947 Hilversum zt – Round 4 – Castaldi, Vincenzo – 1-0 – Porath, Yosef – G28 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10. Be3 Bxc5
1948 Moskou ch-URS – Round 1 – Keres, Paul – 1/2-1/2 – Kholmov, Ratmir D – G19 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Bxc5 10. Bxd7 Nbxd7
1948 Moskou ch-URS – Round 6 – Keres, Paul – 1/2-1/2 – Bondarevsky, Igor – G59 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10. Be3 Bxc5
1949 YUG-SUI m – Round 2 – Ehrat, Jules – 0-1 – Puc, Stojan – G11 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Nc6 7. O-O a6 8. Re1+ Be7 9. Bxc6+ bxc6 10. dxc5 O-O
1951 Zonal – Round 3 – Unzicker, Wolfgang – 1-0 – De Moura, Joao Guilherme – G7 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Be2 a6 7. O-O Bd6 8. dxc5 Bxc5 9. Nb3 Ba7 10. Bg5 Be6
1954 New York ch-USA – Round 13 – Rossolimo, Nicolas – 0-1 – Berliner, Hans – G55 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Be2 Nbd7 7. O-O Be7 8. b3 O-O 9. Bb2 Re8 10. c4 b6
1955 Gothenburg Interzonal – Round 15 – Fuderer, Andrija – 1/2-1/2 – Petrosian, Tigran V – G145 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. O-O Re8 10. Nb3 Bxc5
1958 Haifa/Tel Aviv – Round 3 – Burstein, S – 1/2-1/2 – Porath, Yosef – G16 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. c3 Nc6 7. Bb5 Bd6 8. O-O O-O 9. dxc5 Bxc5 10. Nb3 Bb6
1960 Moscow – Round 1 – Aronin, Lev – 1-0 – Prochorovich – G9 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Be2 Nc6 7. O-O Be6 8. Re1 Qb6 9. Rb1 O-O-O 10. Nb3 c4
1962 Varna olm – Round 9 – Jimenez Zerquera, Eleazar – 1/2-1/2 – Clarke, Peter H – G414 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. O-O Re8 10. Nb3 Bxc5
1962 Whitby ch-BCF – Round 9 – Penrose, Justin – 1/2-1/2 – Clarke, Paul R H – G97 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. dxc5 Bxc5 7. Nb3 Bb6 8. Bb5+ Bd7 9. Qe2+ Qe7 10. Bxd7+ Nbxd7
1964 HUN-YUG – Round 2.8 – Damjanovic, Mato – 1/2-1/2 – Barczay, Laszlo – G14 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. O-O Bxc5 10. Bxd7 Nbxd7
1964 Tel Aviv olm fin-C – Round 1 – Bhend, Edwin – 1/2-1/2 – Kueluer, Coskun – G3 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Qe7 8. Qxe7+ Bxe7 9. Bxd7+ Nbxd7 10. dxc5 Bxc5
1965 Asztalos Memorial 8th – Round 10 – Paoli, Enrico – 0-1 – Florian, Tibor – G65 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Nc6 7. O-O Be7 8. dxc5 O-O 9. Nb3 Bg4 10. Bxc6 bxc6
1965 Hamburg etc – Round 1 – Ivkov, Borislav – 1/2-1/2 – Portisch, Lajos – G45 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10. Be3 Bxc5
1965 Zagreb – Round 9 – Matanovic, Aleksandar – 1/2-1/2 – Antoshin, Vladimir S – G99 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10. Bxd7 Nbxd7
1966 CSR Ch Int 1st – Round 5 – Hort, Vlastimil – 1/2-1/2 – Padevsky, Nikola – G29 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10. Be3 Bxc5
1966 La Habana olm prel – Round 6 – Padevsky, Nikola – 1-0 – Kanko, Ilkka – G258 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10. Be3 Bxc5
1966 Sarajevo – Round 1 – Janosevic, Dragoljub – 0-1 – Ivkov, Borislav – G4 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Be7 8. O-O O-O 9. dxc5 Bxc5 10. Nb3 Re8
1967 Halle zt – Round 13 – Westerinen, Heikki M.J. – 1/2-1/2 – Petersen, Flemming Petri – G64 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Qe7 8. Bxd7+ Nbxd7 9. Qxe7+ Bxe7 10. Nb3 c4
1967 It II – Round 14 – Szily, Jozsef – 1/2-1/2 – Karaklajic, Nikola – G34 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. dxc5 Bxc5 7. Nb3 Bd6 8. Bb5+ Bd7 9. Qe2+ Qe7 10. Qxe7+ Bxe7
1968 IBM-B – Round 3 – Tatai, Stefano – 1-0 – Gereben, Erno – G15 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Nc6 7. O-O Be7 8. dxc5 Bxc5 9. Re1+ Be6 10. Nb3 Bb6
1968 YUG Ch 23th – Round 15 – Ostojic, Predrag – 1/2-1/2 – Puc, Stojan – G78 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. O-O Bxc5 10. Nb3 Re8
1969 JUG-24ch Novi Travnik – Round 10 – Rakic, Tomislav – 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. Qe2+ Qe7 8. Qxe7+ Bxe7 9. Bxd7+ Nbxd7 10. O-O O-O
1969 YUG Ch 24th – Round 20 – Messing, Hrvoje – 1/2-1/2 – Puc, Stojan – G77 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Qe7 8. O-O Qxe2 9. Bxe2 Bd6 10. dxc5 Bxc5
1972 Skopje ol (Men) fin-A – Round 6 – Gheorghiu, Florin – 1/2-1/2 – Hort, Vlastimil – G342 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Qe7 8. Bxd7+ Nbxd7 9. Qxe7+ Bxe7 10. dxc5 Nxc5
Biel Interzonal 1993 – Round 11 – Van Wely, Loek – 1-0 – Ehlvest, Jaan – G238 1. d4 e6 2. e4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10. Be3 a6
Interpolis 1993 – Round 1 – Zapata, Alonso – 1-0 – Dolmatov, Sergey – G51 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10. Be3 a6
PCA Qualifiers 1993 – Round 8 – Beliavsky, Alexander G – 1/2-1/2 – Bareev, Evgeny – G156 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 Re8 10. Be3 a6
Skopje ol (Men) fin-A 1972 – Round 6 – Gheorghiu, Florin – 1/2-1/2 – Hort, Vlastimil – G20 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Qe7 8. Bxd7+ Nbxd7 9. Qxe7+ Bxe7 10. dxc5 Nxc5
Tilburg Fontys 1997 – Round 7 – Onischuk, Alexanderexander – 1/2-1/2 – Kramnik, Vladimir – G27 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Be2 Nc6 7. O-O Be7 8. dxc5 Bxc5 9. Nb3 Bb6 10. Bg5 O-O
World Blitz 2015 – Round 15.25 – Ganguly, Surya Shekhar – 0-1 – Savchenko, Boris – G926 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. exd5 exd5 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. O-O a6 10. Bd3 Bxc5
World Blitz 2018 – Round 12.20 – Maroroa Jones, Gawain C B – 1-0 – Savchenko, Boris – G703 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. Nb3 a6 10. Bxd7 Nbxd7
World Blitz 2021 – Round 8.36 – Sankalp Gupta – 0-1 – Sjugirov, Sanan – G469 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 O-O 9. O-O Bxc5 10. Nb3 Bb6

C08j — Tarrasch Open

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 Nf6

Eval: [+0.08]

Les coups candidats

6.Bb5+ — 84.0% (3512 parties)

Ambassadeurs : Bareev, Evgeny (36x), Dizdar, Goran (31x), Rozentalis, Eduardas (26x), Sambuev, Bator (22x), Ulybin, Mikhail (20x), Kononenko, Tatiana (19x), Dehaybe, Andre (18x), Ponfilenok, Vladimir (18x)

6.Be2 — 7.2% (300 parties)

Ambassadeurs : Tiviakov, Sergei (8x), Dvoirys, Semen I. (5x), Mueller, Karsten, Dr. (5x), Knaak, Rainer (4x), Bareev, Evgeny (3x), Sjodahl, Pontus (3x), Zaragatski, Ilja (3x), Nijboer, Friso (3x)

6.dxc5 — 4.7% (198 parties)

Ambassadeurs : Adams, Michael (4x), Kaminski, Marcin (3x), Tairova, Elena (3x), Peptan, Corina-Isabela (3x), Dolmatov, Sergey (2x), Bareev, Evgeny (2x), Ulybin, Mikhail (2x), Peng, Zhaoqin (2x)

6.c3 — 2.9% (121 parties)

Ambassadeurs : Pajukari, Seppo (2x), Poulsen, Christian (1x), Nielsen, Hartvig (1x), Miliani, Luigi (1x), O'Hanlon, John (1x), Kieninger, George (1x), Weil, Wolfgang (1x), Burstein, S (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6.Bb5+	6.Be2	6.dxc5	6.c3
<1800	139	75%	12%	6%	4%
1800-2200	1307	80%	8%	6%	4%
2200-2600	1940	89%	6%	3%	1%
2600+	109	92%	6%	3%	—

Évolution par décennie (% des parties)

Décennie	N parties	6.Bb5+	6.Be2	6.dxc5	6.c3
1920s	3	67%	—	—	33%
1930s	7	29%	57%	—	14%
1940s	19	89%	5%	—	5%
1950s	29	83%	10%	3%	3%
1960s	57	89%	4%	5%	—
1970s	66	91%	3%	2%	3%
1980s	161	87%	6%	4%	2%
1990s	716	80%	10%	6%	3%
2000s	1093	83%	7%	5%	3%
2010s	1737	86%	6%	4%	3%
2020s	294	85%	5%	3%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6.Bb5+	86%	85%	▼ -0.6%
6.Be2	6%	5%	▼ -0.8%
6.dxc5	4%	3%	▼ -1.4%
6.c3	3%	4%	▲ +0.9%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 4 parties
Euwe, Max — 2 parties
Botvinnik, Mikhail — 2 parties
Kramnik, Vladimir — 2 parties
Alekhine, Alexander — 1 partie
Tal, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Karpov, Aleksandr — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

6.Bb5+ — 84.0% (3512 parties)

1924 — Miliani, Luigi vs Marin y Llovet, Valentin — 0-1 — Paris FRA
1927 — Alekhine, Alexander vs Flores Alvarez, Rodrigo — 1-0 — Santiago de Chile
1939 — Yudovich, Mikhail M vs Krolyunishky, Mikhail — 1-0 — Moscow RUS
1939 — Schubert, Frantisek vs Opocensky, Karel — 1/2-1/2 — Prague CZE
1940 — Kofman, R. vs Polozok — 1-0 — Kiev UKR

6.Be2 — 7.2% (300 parties)

1937 — Kieninger, Georg vs Kuppe, Wilhelm — 1-0 — Berlin GER
1938 — Kieninger, George vs Weinitschke, E. — 1-0 — Bad Elster
1938 — Kieninger, Georg vs Weil, Wolfgang — 1-0 — Bad Elster
1939 — Kohler, Anton vs Mueller, Helge — 1-0 — Bad Oeynhausen ch-GER
1941 — Euwe, Max vs Kramer, Hanspeter — 1-0 — Soester

6.dxc5 — 4.7% (198 parties)

1950 — Hugot, Claude vs Penel, Henry — 1-0 — Aix en Provence
1962 — Penrose, Justin vs Clarke, Paul R H — 1/2-1/2 — Whitby ch-BCF
1967 — Szily, Jozsef vs Karaklajic, Nikola — 1/2-1/2 — Beverwijk NED
1968 — Ivkovic, Dusan vs Rajkovic, Dusan — 1-0 — Cateske Toplice
1979 — Sieber, Heiko vs Herrmann, Franz — 0-1 — corr DDR-cup6

6.c3 — 2.9% (121 parties)

1924 — Miliani, Luigi vs O'Hanlon, John — 0-1 — Paris FRA
1938 — Kieninger, George vs Weil, Wolfgang — 1-0 — Bad Oeynhausen GER
1946 — Poulsen, Christian vs Nielsen, Hartvig — 1-0 — Nykobing Falster
1958 — Burstein, S vs Porath, Yosef — 1/2-1/2 — Haifa/Tel Aviv
1977 — Saremba Andreas vs Meseberg, Willi — 1-0 — Paderborn GER

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