C06k — French: Tarrasch, Closed, 8…f6

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. exf6 (Capture en f6 — 86 % des parties) ; Nf4 (Cavalier actif en f4 — 12 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nxd4 (Cavalier centralisé en d4 — 10 % des parties) ; ...fxe5 (Capture en e5, Occuper le centre — 2 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● d4→e5	● e6→d5, g7→f6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● b4 (2v0)
Cases faibles	—	—
Centre	● e4 (2v1)	● d5 (1v0), ● e5 (3v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● c	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bd3	● Bd3 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● c1, ● a1, ● h1)	4 (● 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

├── C06m - 9.exf6 - Tarrasch, Closed (1943) [+0.22] · 170 parties (dont 18 ici)

│ └── C06n - 9…Nxf6 - Tarrasch, Closed (1938) [+0.30] · 152 parties (dont 3 ici)

│ └── C06o - 10.O-O Bd6 11.Nf3 - Tarrasch, Closed [+0.30] · 149 parties

│ ├── C06o - 11…Qb6 - Tarrasch, Closed (1946) [+0.75] · 128 parties (dont 94 ici)

│ │ └── C06p - 12.Nc3 - Tarrasch, Closed (1951) [+0.16] · 34 parties

│ ├── C06q - 11…Qc7 - Tarrasch, Closed (1951) [+0.44] · 11 parties (dont 7 ici)

│ │ └── C06r - 12.Bg5 - Tarrasch, Closed (1984) [+0.40] · 4 parties

│ └── C06s - 11…O-O - Tarrasch, Closed (1956) [+0.21] · 10 parties (dont 6 ici)

│ └── C06t - 12.Bf4 - Tarrasch, Closed (1961) [+0.23] · 4 parties

└── C06l - 9.Nf4 - Tarrasch, Closed (1939) [+0.08] · 6 parties

C06k — Tarrasch, Closed (1950)

1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 f6

Les coups candidats

9.exf6 — 86.4% (16628 parties) →

Ambassadeurs : Ulybin, Mikhail (83x), Gleizerov, Evgeny (81x), Rozentalis, Eduardas (46x), Godena, Michele (36x), Jovanovic, Bratislav M (32x), Hertneck, Gerald (32x), Berg, Michael E (27x), Oral, Tomas (25x)

9.Nf4 — 11.6% (2239 parties) →

Ambassadeurs : Bernal Varela, Nelson (18x), Cech, Pavel (11x), Langer, Michael (10x), Arzumanian, Georgii (9x), Jovanovic, Bratislav M (9x), Prandstetter, Eduard (8x), Vysochin, Spartak (8x), Roeder, Frank (7x)

9.f4 — 1.8% (353 parties)

Ambassadeurs : Maahs, Erich (8x), Jasnikowski, Zbigniew (3x), Barczay, Laszlo (3x), Stoppa, Omar (3x), Bakheet Farag (2x), Sasaki, Katsumi (2x), Kuhn, Nick (2x), Horvath, Tamas (2x)

9.Nf3 — 0.1% (20 parties)

Ambassadeurs : Jaque, Angelica Goncalves (1x), Franck, Alfons (1x), Sunna, Hisham N (1x), Zabell, S. (1x), Fueloep, P. (1x), Schmidt, Theo (1x), Saville, William (1x), Seydoux, Harry (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.exf6	9.Nf4	9.f4	9.Nf3
<1800	922	81%	15%	4%	0%
1800-2200	8659	84%	13%	2%	0%
2200-2600	7721	90%	9%	1%	—
2600+	74	88%	12%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9.exf6	9.Nf4	9.f4	9.Nf3
1950s	32	78%	19%	3%	—
1960s	26	77%	19%	—	4%
1970s	168	86%	11%	3%	—
1980s	1283	86%	11%	3%	0%
1990s	3591	90%	7%	2%	0%
2000s	5979	87%	11%	2%	0%
2010s	7105	84%	14%	1%	0%
2020s	1060	88%	10%	2%	0%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.exf6	84%	88%	▲ +3.9%
9.Nf4	14%	10%	▼ -4.4%
9.f4	1%	2%	+0.3%
9.Nf3	0%	0%	+0.2%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 5 parties
Tal, Mikhail — 4 parties
Karpov, Anatoly — 4 parties
Hou, Yifan — 4 parties
Ding, Liren — 3 parties
Anand, Viswanathan — 2 parties
Botvinnik, Mikhail — 1 partie

Parties historiques

9.exf6 — 86.4% (16628 parties)

1950 — Lindquist, Sture vs Letelier Martner, Rene — 1/2-1/2 — Dubrovnik olm
1950 — Steiner, Herman vs Czerniak, Moshe — 1-0 — Venice ITA
1951 — Vasconcellos, Fernando O vs Esposito, Alfredo — 1-0 — Mar del Plata ARG
1952 — Witkowski, Stefan vs Grynfeld, Izaak — 1/2-1/2 — Katowice POL
1952 — Prado, Lucas Muller vs Donner, Jan-Hein — 1/2-1/2 — Helsinki olm

9.Nf4 — 11.6% (2239 parties)

1951 — Szily, Jozsef vs Eigler, Ferenc — 1-0 — Hungary ch
1953 — Lloyd, David Edward vs Cafferty, Bernard — 0-1 — Hastings ENG
1955 — Bialas, Wolfram vs Castaldi, Vincenzo — 1-0 — Hamburg GER
1955 — Talevski, Mihajlo vs Matanovic, Anto — 1-0 — Novi Sad SRB
1957 — Niephaus, Walter vs Stahlberg, Gideon — 1/2-1/2 — Wageningen zt

9.f4 — 1.8% (353 parties)

1950 — Rossolimo, Nicolas vs Czerniak, Moshe — 1-0 — Venice ITA
1978 — Pedersen, Emil vs Jensen, Kristian Rohde — 0-1 — corr
1978 — Terrible, Dan vs Zidonis, Frank — 1-0 — Columbus,OH op
1979 — Puskas, Miroslav vs Drvota, Antonin — 0-1 — Tirnavia-B Trnava SVK
1979 — Shirazi, Kamran vs Madsen, Craig — 0-1 — American Open

9.Nf3 — 0.1% (20 parties)

1960 — Jaque, Angelica Goncalves vs Franck, Alfons — 1-0 — Leipzig GER
1988 — Fueloep, P. vs Schmidt, Theo — 0-1 — corr EU/M/GT
1989 — Sunna, Hisham N vs Zabell, S. — 1-0 — Midwest Masters Inv
1991 — Cotes, R. vs Ramirez Arguello, Carlos Valentin — 0-1 — Bogota COL
1997 — Fuchs, Stefan vs Novak, Jiri — 0-1 — Brno CZE

1950 Venice – Round 9 – Rossolimo, Nicolas – 1-0 – Czerniak, Magdalena – G81