Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	● d4	—
Arriérés	—	—
Chaînes	—	● f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v0), ● b5 (2v0), ● e5 (2v0), ● g5 (2v1)	● b4 (2v0), ● d5 (2v1)
Cases faibles	—	—
Centre	● d4 (1v0), ● e4 (2v0), ● e5 (2v0)	● d5 (2v1)

Colonnes et diagonales

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

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bd3	● Bd3 Actif (mob. 11)
Be7		● Be7 Actif (mob. 8)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (● c1, ● a1, ● h1)	4 (● b8, ● c8, ● 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	mobile
Ruptures	—	● …e6-e5

B14o — Caro-Kann: Panov-Botvinnik, 5…e6 6.Nf3 Be7 7.cxd5 Nxd5 8.Bd3

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6 6.Nf3 Be7 7.cxd5 Nxd5 8.Bd3 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. O-O (Mettre le roi en sécurité, connecter les tours — 94 % des parties) ; Nxd5 (Cavalier centralisé en d5 — 2 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...Nc6 (Développer b8 — 63 % des parties) ; ...O-O (Mettre le roi en sécurité, connecter les tours — 30 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1939 Buenos Aires Circulo – Round 1 – Najdorf, Miguel – 1/2-1/2 – Stahlberg, Gideon – G9 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c5 5. cxd5 Nxd5 6. e3 Be7 7. Bd3 cxd4 8. exd4 O-O 9. O-O b6 10. Ne5 Ba6
1954 Amsterdam olm – Round 1 – Katajisto, Olavi – 0-1 – Prins, Laura – G25 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c5 5. e3 cxd4 6. exd4 Be7 7. cxd5 Nxd5 8. Bd3 Qa5 9. O-O Nxc3 10. Qc2 Bd7
1954 Olympiad prel II – Round 1 – Panno, Oscar – 1/2-1/2 – Scafarelli, Francesco – G8 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c5 5. cxd5 Nxd5 6. e3 Be7 7. Bd3 cxd4 8. exd4 O-O 9. O-O Re8 10. Ne5 Nf6
1961 Oberhausen etc – Round 10 – Gligorić, Svetozar – 1/2-1/2 – Szabo, Laszlo – G250 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O Nd7 10. Nxd5 exd5
1961 URS-ch29 sf Novgorod – Round 11 – Suetin, Alexey S – 1/2-1/2 – Savon, Vladimir – G31 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. a3 Nc6 10. Qc2 Nf6
1962 Candidats Tournament – Round 14 – Kortchnoi, V. – 0-1 – Tal, Michael – G51 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c5 5. cxd5 Nxd5 6. e3 Be7 7. Bd3 cxd4 8. exd4 b6 9. Nxd5 Qxd5 10. O-O Nd7
1962 Spartak Ch – Round 2 – Kholmov, Ratmir D – 1-0 – Khasin, Abram – G13 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c5 5. cxd5 Nxd5 6. e3 Be7 7. Bd3 cxd4 8. exd4 b6 9. O-O Bb7 10. Qe2 Nd7
1962 Varna olm – Round 1 – Byrne, Donald – 1/2-1/2 – Tal, Mikhail – G7 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c5 5. cxd5 Nxd5 6. e3 Be7 7. Bd3 cxd4 8. exd4 b6 9. O-O Bb7 10. Ne4 O-O
1964 Malaga – Round 9 – Lengyel, Laszlo – 1/2-1/2 – Pomar Salamanca, Arturo – G40 1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O b6 10. Nxd5 exd5
1964 Tel Aviv olm fin-A – Round 2 – Langeweg, Kick – 1-0 – Saborido Carre, Rafael – G36 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O b6 10. Nxd5 exd5
1964 UKR Ch – Round 5 – Sakharov, Yuri N – 1-0 – Berezhnoy, Viktor – G27 1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nc3 Nxd5 6. d4 e6 7. Nf3 Be7 8. Bd3 O-O 9. O-O Nf6 10. Qe2 Nc6
1964 WchT U26 11. fin-A – Round 11.2 – Savon, Vladimir A – 1/2-1/2 – Steiner, Ulrich A – G195 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O b6 10. Nxd5 Qxd5
1964 Zinnowitz Zinnowitz GER – Round 5 – Ghitescu, Theodor – 1-0 – Malich, Burkhard, Dr. – G16 1. d4 d5 2. c4 c5 3. e3 cxd4 4. exd4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O b6 10. Nxd5 exd5
1965 Belgrade – Round 8 – Kavalek, Lubomir – 1/2-1/2 – Karaklajic, Nikola – G52 1. e4 d5 2. exd5 Nf6 3. c4 c6 4. d4 cxd5 5. Nc3 e6 6. cxd5 Nxd5 7. Nf3 Be7 8. Bd3 Nd7 9. Nxd5 exd5 10. O-O O-O
1965 Corr EU M – Round ? – Schrancz, Istvan – 1-0 – Berz, E – G5 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O b6 10. Nxd5 exd5
1965 Hamburg etc – Round 5 – ? – 1/2-1/2 – Besser, Hans – G93 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 Nd7 9. O-O O-O 10. Re1 Nxc3
1966 La Habana olm prel – Round 1 – Bhend, Edwin – 1/2-1/2 – Pomar Salamanca, Arturo – G27 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 e6 5. Nf3 Nf6 6. Nc3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O b6 10. Nxd5 exd5
1966 US Open – Round 1 – Bisguier, Arthur B – 1-0 – Fulton, David T – G5 1. e4 d5 2. exd5 Nf6 3. c4 c6 4. d4 cxd5 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O a6 10. Re1 Nc6
1967 URS Team Ch – Round ? – Petrosian, Tigran V – 1-0 – Bagirov, Vladimir – G1 1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 b6 9. Ne5 O-O 10. Qh5 f5
1967 USSR – Round 1 – Petrosian, Tigran A. – 1-0 – Bagirov, Vladimir – G1 1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 b6 9. Ne5 O-O 10. Qh5 f5
1968 POL Ch 25th – Round 3 – Kostro, Jerzy – 1-0 – Sliwinski, Henryk – G14 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O b6 10. Nxd5 exd5
1969 Budapest ch-HUN – Round 1 – Polgar, Istvan – 1/2-1/2 – Csom, Istvan – G73 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 Nd7 9. Nxd5 exd5 10. O-O O-O
1969 Praia da Rocha zt – Round ? – ? – 1-0 – Saborido Carre, Rafael – G51 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O b6 10. Nxd5 exd5
1969 Praia da Rocha zt – Round 7 – ? – 1-0 – Durao, Joaquim – G20 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 O-O 9. O-O Nf6 10. Re1 Na6

B14o — Panov-Botvinnik (1939)

1.e4 c6 2.d4 d5 3.exd5 cxd5 4.c4 Nf6 5.Nc3 e6 6.Nf3 Be7 7.cxd5 Nxd5 8.Bd3

Les coups candidats

8…Nc6 — 61.3% (2374 parties) →

Ambassadeurs : Meduna, Eduard (29x), Galkin, Alexander (15x), Gaujens, Artis (12x), Karpov, Anatoly (11x), Hort, Vlastimil (10x), Velimirovic, Dragoljub (10x), Jelling, Erik (10x), Pomar Salamanca, Arturo (9x)

8…O-O — 32.8% (1268 parties)

Ambassadeurs : ? (12x), Ostenstad, Berge (9x), Ciric, Dragoljub M (7x), Donner, Jan-Hein (6x), Pomar Salamanca, Arturo (6x), Danielian, Elina (6x), Siger, Csaba (6x), Kadimova, Ilaha (5x)

8…Nd7 — 1.4% (55 parties)

Ambassadeurs : ? (2x), Panov, Vladimir (1x), Cafferty, Bernard (1x), Lawrence, Jeffrey A (1x), Polgar, Istvan (1x), Csom, Istvan (1x), Kavalek, Lubomir (1x), Aadhitha Karikalan (1x)

8…Nxc3 — 1.4% (54 parties)

Ambassadeurs : Lehmann, Heinz (1x), Aadhitha Karikalan (1x), Abramov, Lev (1x), De Carbonnel, Heinz (1x), Pokojowczyk, Jerzy (1x), Schinzel, Wladyslaw (1x), Radulov, Ivan (1x), Angelov, Kosta (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8…Nc6	8…O-O	8…Nd7	8…Nxc3
<1800	119	50%	43%	1%	3%
1800-2200	1199	58%	35%	2%	2%
2200-2600	1958	65%	31%	1%	1%
2600+	59	80%	17%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8…Nc6	8…O-O	8…Nd7	8…Nxc3
1950s	7	71%	14%	—	—
1960s	140	53%	37%	4%	1%
1970s	181	64%	29%	2%	3%
1980s	380	66%	28%	2%	1%
1990s	912	63%	33%	1%	1%
2000s	1205	63%	32%	1%	1%
2010s	844	58%	35%	2%	2%
2020s	202	52%	38%	2%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8…Nc6	58%	52%	▼ -6.0%
8…O-O	35%	38%	▲ +2.8%
8…Nd7	2%	2%	+0.3%
8…Nxc3	2%	4%	▲ +2.8%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Anand, Viswanathan — 4 parties
Kasparov, Garry — 3 parties
Smyslov, Vladimir — 1 partie
Karpov, Aleksandr — 1 partie
Kramnik, Vladimir — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

8…Nc6 — 61.3% (2374 parties)

1952 — Horowitz, Albert Israel vs Soto Larrea, Manuel — 1-0 — Havana CUB
1955 — Miguel, Nahuel vs Pachman, Ludek — 1/2-1/2 — Goteborg izt
1955 — Spassky, Boris V. vs Bronstein, David I — 1/2-1/2 — Goteborg SWE
1956 — Romanovsky, Rem Konstantinovich vs Poliak, Evsey — 0-1 — Kiev UKR
1959 — Keres, Paul Petrovich vs Petrosian, Tigran V. — 1/2-1/2 — Bled ct

8…O-O — 32.8% (1268 parties)

1954 — Panno, Oscar vs Scafarelli, Francesco — 1/2-1/2 — Amsterdam NED
1960 — Gligoric, Sofija vs Eliskases, Erich — 1-0 — Buenos Aires ARG
1960 — Chestnov, Vitaliy A. vs Shekhtman, Eduard — 1-0 — Leningrad RUS
1960 — Gligoric, Sofija vs Portisch, Lajos — 1/2-1/2 — Madrid zt plof
1961 — Suetin, Alexey S vs Savon, Vladimir — 1/2-1/2 — Novgorod RUS

8…Nd7 — 1.4% (55 parties)

1961 — Cafferty, Bernard vs Lawrence, Jeffrey A — 1/2-1/2 — ?
1964 — Bouwmeester, Hans vs Mohrlok, Dieter — 1/2-1/2 — Olpe
1965 — Kavalek, Lubomir vs Aadhitha Karikalan — 1/2-1/2 — Belgrade SRB
1965 — ? vs Besser, Hans — 1/2-1/2 — Hamburg etc
1967 — ? vs Panov, Vladimir — 1-0 — Skopje MKD

8…Nxc3 — 1.4% (54 parties)

1962 — Lehmann, Heinz vs Aadhitha Karikalan — 0-1 — Bognor Regis SN69/11
1971 — Radulov, Ivan vs Angelov, Kosta — 1-0 — Sofia BUL
1972 — Klundt, Klaus vs Schaffarth, Peter — 1-0 — Oberursel
1975 — Abramov, Lev vs De Carbonnel, Heinz — 1-0 — ICCF
1976 — Pokojowczyk, Jerzy vs Schinzel, Wladyslaw — 1-0 — Lublin POL

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