A42j — Modern: Averbakh, Kotov, 5.Be3 e5 6.Nge2

1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4 Nc6 5.Be3 e5 6.Nge2 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur les cases fortes b5 et d5, un fou actif en e3 et la paire de fous.

Côté adverse. Le fou enfermé en c8 et le roi resté au centre.

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

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Bd3 (Développer Bf1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la paire de fous.

Côté adverse. Le fou enfermé en 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 g8, le fou c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Nf6 (Développer Ng8) ; ...Bf5 (Développer Bc8) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● d6→e5, c7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (3v0)	—
Cases faibles	● d4	—
Centre	● d4 (3v2), ● d5 (3v0), ● e4 (1v0)	● e5 (3v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 0)
Be3	● Be3 Actif (mob. 5)
Bg7		● Bg7 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (f1, a1, h1)	4 (g8, 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	fermé
Ruptures	● c4-c5, ● d4-d5, ● f2-f3	● …d6-d5, ● …f7-f6, ● …f7-f5

Partie
1955 Ljubljana – Round 10 – Bertok, Mario Jr. – 1-0 – Krivec Slavko – G81 1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 exd4 7. Nxd4 Nge7 8. Be2 O-O 9. O-O f5 10. exf5 Bxf5
1958 Munich olm fin-A – Round 5 – Bertholdt, Dieter – 0-1 – Penrose, Jonathan – G32 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Nge2 e5 6. Be3 Nf6 7. f3 Nd7 8. d5 Ne7 9. g4 h5 10. g5 O-O
1958 Munich olm prel – Round 9 – Cardoso Da Silva, Roberto – 0-1 – Penrose, Justin – G92 1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nc6 5. Nge2 e5 6. Be3 Nh6 7. h3 f5 8. dxe5 dxe5 9. Nb5 Bd7 10. Qd2 Nf7
1959 Hastings5960 – Round 1 – Bobotsov, Milko G – 0-1 – Kottnauer, Cenek – G1 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 e5 5. Nge2 Nc6 6. Be3 f5 7. d5 Nce7 8. f3 Nf6 9. Qd2 O-O 10. O-O-O a6
1960 Ch - Closed – Round ? – Weinberger, Tibor – 0-1 – Rivise, Irving – G11 1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 e5 5. Be3 Nc6 6. Nge2 f5 7. exf5 Bxf5 8. d5 Nce7 9. Ng3 Nf6 10. f3 Bd7
1960 Eastbourne Festival Open – Round 7 – Sunderland, Leonard Samuel – 1/2-1/2 – Cafferty, Bernard – G7 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 exd4 7. Nxd4 Nf6 8. h3 O-O 9. Be2 Re8 10. Nxc6 bxc6
1960 Hamburg WGER-USSR – Round 2 – Hottes, Dieter – 0-1 – Kotov, Alexander. – G2 1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. f3 f5 8. Qd2 Nf7 9. O-O-O O-O 10. Kb1 a6
1960 Leipzig olm fin-B – Round 10 – Raisa, Unto – 1/2-1/2 – Lokvenc, Josef – G125 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. Be3 Nc6 6. Nge2 f5 7. dxe5 dxe5 8. Qxd8+ Nxd8 9. f3 c6 10. O-O-O Ne6
1960 Leningrad Baltic Nat – Round 5 – Nei, Iivo – 1/2-1/2 – Raisa, Unto – G7 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 e5 5. Nge2 Nc6 6. Be3 f5 7. exf5 gxf5 8. dxe5 dxe5 9. Qxd8+ Nxd8 10. f4 c6
1960 Leningrad tt – Round 13 – Saidy, Anthony – 1/2-1/2 – Klovans, Janis – G174 1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. e4 e5 5. Nge2 Nc6 6. Be3 f5 7. exf5 Bxf5 8. d5 Nce7 9. h3 Bd7 10. Ng3 Nf6
1961 BRA Ch – Round 12 – Camara Ronald – 1-0 – Gadia, Olicio – G23 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 exd4 7. Nxd4 Nge7 8. Qd2 O-O 9. g3 f5 10. Nxc6 Nxc6
1961 FRG Ch Bad Prymont – Round 9 – Weise, Dieter – 0-1 – Eising, Johannes – G20 1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 e5 5. Nge2 Nc6 6. Be3 exd4 7. Nxd4 Nge7 8. g3 O-O 9. Bg2 Ne5 10. b3 Bg4
1963 CAN Ch – Round 4 – Kalotay, Andrew – 1/2-1/2 – Suttles, Duncan – G8 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nc6 5. Nge2 e5 6. Be3 f5 7. exf5 gxf5 8. dxe5 dxe5 9. Qxd8+ Nxd8 10. g3 c6
1963 Kiev Ch – Round 10 – Aptekar, Lev – 0-1 – Kostiuchenko, Alexander – G36 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. d5 Ne7 8. f3 f5 9. Qd2 Nf7 10. O-O-O c6
1963 Pan American Ch – Round 7 – Etcheverry, Eduardo – 0-1 – Gadia, Olicio – G28 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 exd4 7. Nxd4 Nge7 8. Be2 O-O 9. Qd2 f5 10. exf5 Nxf5
1963 Rubinstein Memorial – Round 14 – Padevsky, Nikola – 0-1 – Ujtelky, Maximilian – G89 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. d5 Ne7 8. f3 f5 9. Qd2 Nf7 10. O-O-O a6
1964 Bordeaux Open Bordeaux FRA – Round 9 – Roos, Michel – 1-0 – Boutteville, Cesar – G56 1. c4 e5 2. Nc3 d6 3. e4 Nc6 4. Nge2 g6 5. d4 Bg7 6. Be3 Nge7 7. d5 Nb8 8. Qd2 O-O 9. f3 f5 10. O-O-O a5
1964 Malaga – Round 9 – O'Kelly, Albéric de Galway – 1/2-1/2 – Palacios de la Prida, Ernesto – G42 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 exd4 7. Nxd4 Nge7 8. Be2 O-O 9. O-O f5 10. exf5 Nxf5
1964 Tel Aviv olm fin-A – Round 11 – Darga, Klaus – 1-0 – Macskasy, Elod – G230 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Nge2 e5 6. Be3 Nh6 7. f3 f5 8. d5 Ne7 9. Qd2 Nf7 10. O-O-O a6
1964 Tel Aviv olm fin-A – Round 8 – Saidy, Anthony – 1-0 – Suttles, Duncan – G165 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. d5 Ne7 8. f3 f5 9. Qd2 Nf7 10. O-O-O O-O
1965 Kiel Open – Round 2 – Eising, Johannes – 1-0 – Mandel, Walter – G9 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. d5 Ne7 8. f3 f5 9. Qd2 f4 10. Bf2 g5
1965 Kiel Open – Round 4 – Besser, Hans – 1-0 – Mandel, Walter – G19 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. f3 f5 8. d5 Ne7 9. Qd2 f4 10. Bf2 g5
1966 Aarhus – Round 6 – Hamann, Svend – 1/2-1/2 – Kolbak, Jens – G38 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Nge2 e5 6. Be3 Nh6 7. f3 f5 8. d5 Ne7 9. Qd2 Nf7 10. O-O-O O-O
1966 La Habana olm fin-B – Round 9 – Liem Hong Gie – 0-1 – Suttles, Duncan – G126 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. d5 Ne7 8. f3 f5 9. g3 O-O 10. Qd2 fxe4
1966 La Habana olm prel – Round 5 – Romani, Elio – 0-1 – Suttles, Duncan – G78 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. d5 Ne7 8. h3 f5 9. f3 f4 10. Bf2 c5
1966 Sarajevo – Round 1 – Pachman, Ludek – 1-0 – Kotov Lundqvist, Alex – G3 1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nc6 5. Nge2 e5 6. Be3 f5 7. exf5 Bxf5 8. d5 Nce7 9. Ng3 Nf6 10. Bd3 O-O
1967 FRG Ch Kiel GER – Round 7 – Hess, Ralf E. – 0-1 – Kestler, Hans-Guenther – G26 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 e5 5. Be3 Nc6 6. Nge2 exd4 7. Nxd4 Nge7 8. g3 Ne5 9. Bg2 O-O 10. b3 c5
1967 Hoogovens-B – Round ? – Medina-Garcia, Antonio – 1-0 – Ujtelky, Maximilian – G36 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Nge2 e5 6. Be3 f5 7. dxe5 Nxe5 8. Nd4 Ng4 9. Bf4 fxe4 10. Be2 Qf6
1967 Leningrad RUS – Round 1 – Barkhatov, Lev – 1/2-1/2 – Novopashin, Arkady – G1 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 f5 7. f3 Bd7 8. d5 Nce7 9. Nc1 Nf6 10. Be2 O-O
1967 Sofia tt – Round 4 – Popov, Luben – 1-0 – Anagnostopoulos, Sotirios – G54 1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. f3 f5 8. d5 Ne7 9. Qd2 Nf7 10. O-O-O O-O
1967 USSR – Round 1 – Volovich, Anatoly – 1-0 – Murey, Jacob – G5 1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. f3 f5 8. d5 Ne7 9. Qd2 Nf7 10. Nc1 Ng8
1967 Zierikzee ch-NED – Round 8 – Van Scheltinga, Theo – 0-1 – Ree, Hans – G40 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. f3 f5 8. dxe5 dxe5 9. Qxd8+ Nxd8 10. Nb5 Ne6
1968 Bamberg – Round 15 – Schmid, Leo – 1-0 – Kestler, Hans-Guenther – G95 1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. e4 e5 5. Nge2 Nc6 6. Be3 Bd7 7. f3 exd4 8. Nxd4 Nxd4 9. Bxd4 Bxd4 10. Qxd4 Qf6
1968 Cardenas/Matanzas/Santa Clara – Round 17 – Alvarez del Monte, Jose – 1/2-1/2 – Macskasy, Elod – G91 1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nc6 5. Be3 e5 6. Nge2 exd4 7. Nxd4 Nf6 8. f3 O-O 9. Qd2 Re8 10. O-O-O Bd7
1968 ROM Ch – Round 11 – Varabiescu Gheorghe – 1-0 – Vaisman, Volodia – G61 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 a6 7. d5 Nce7 8. Qd2 f5 9. f3 Nf6 10. Nc1 O-O
1969 Hoogovens-B – Round 9 – Sandor, Balazs – 0-1 – Ujtelky, Maximilian – G50 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nc6 5. Nge2 e5 6. Be3 Bd7 7. d5 Nce7 8. c5 f5 9. cxd6 cxd6 10. f3 Nf6
1969 IBM-B – Round 10 – Van Scheltinga, Theo – 1/2-1/2 – Ujtelky, Maximilian – G51 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 f5 7. exf5 Bxf5 8. d5 Nce7 9. h3 h5 10. Ng3 Nf6
1969 POL-SVE – Round 1.6 – Brostrom, Goran – 1/2-1/2 – Adamski, Jan – G5 1. c4 g6 2. e4 Bg7 3. d4 d6 4. Nc3 e5 5. Nge2 Nc6 6. Be3 f5 7. exf5 gxf5 8. dxe5 dxe5 9. Qxd8+ Nxd8 10. f4 e4
1969 Reggio Emilia ITA – Round 5 – Filep, Tibor – 1/2-1/2 – Strauss, Anton – G8 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. Nge2 Nc6 6. Be3 f5 7. exf5 gxf5 8. f4 exd4 9. Nxd4 Nf6 10. Be2 O-O
FIDE World Cup 2017 – Round 2.8 – Matlakov, Maxim – 1-0 – Andreikin, Dmitry – G313 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. Nge2 Nc6 6. Be3 f5 7. exf5 Bxf5 8. dxe5 Nxe5 9. Nd4 Nf6 10. Nxf5 gxf5
Manila Interzonal 1990 – Round 12 – Stohl, Igor – 1/2-1/2 – Seirawan, Yasser – G192 1. d4 d6 2. e4 g6 3. c4 e5 4. Ne2 Nc6 5. Nbc3 Bg7 6. Be3 Nh6 7. f3 f5 8. d5 Ne7 9. Qd2 Nf7 10. c5 f4
Olympiad 2002 – Round 5 – Ehlvest, Jaan – 1/2-1/2 – Kakageldyev, Amanmurad – G165 1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nc6 5. Nge2 e5 6. Be3 exd4 7. Nxd4 Nge7 8. Be2 O-O 9. O-O f5 10. Nxc6 bxc6
World Blitz 2016 – Round 19.13 – Vallejo Pons, Francisco – 0-1 – Mamedov, Rauf – G740 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Nge2 e5 6. Be3 Nf6 7. f3 a6 8. Qd2 Rb8 9. d5 Ne7 10. Nc1 c5
World Blitz 2018 – Round 1.4 – Kazhgaleyev, Murtas – 0-1 – Nepomniachtchi, Ian – G30 1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nc6 5. Be3 e5 6. Nge2 f5 7. dxe5 Nxe5 8. exf5 Bxf5 9. Nd4 Ne7 10. Be2 O-O
World Rapid 2021 – Round 1.71 – Socko, Bartosz – 1-0 – Tologon tegin, Semetei – G58 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. Be3 Nc6 6. Nge2 Bd7 7. f3 Nf6 8. d5 Ne7 9. Qd2 O-O 10. g4 Ne8

A42j — Averbakh Kotov

1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4 Nc6 5.Be3 e5 6.Nge2

Eval: [+0.53]

Les coups candidats

6…exd4 — 26.2% (541 parties)

Ambassadeurs : Hochstrasser, Michael (6x), Schneider, Baptiste (5x), Benda, Herbert (5x), Rewitz, Poul (5x), Krasenkow, Michal (5x), Botsari, Anna-Maria (4x), Ivkov, Borislav (3x), Parkkinen, Jyrki (3x)

6…Nh6 — 25.6% (528 parties)

Ambassadeurs : Petran, Peter (8x), Suttles, Duncan (6x), Van Mil, Johannes A J (6x), Todorcevic Antic, Miodrag (6x), Silva, Fernando (5x), Arapovic, Vitomir (5x), Szenetra, Werner (5x), Zlatanovic, Boroljub (5x)

6…f5 — 23.8% (491 parties)

Ambassadeurs : Reck, Moritz (5x), Araque, Rafael (4x), Coret Frasquet, Jose (3x), Saradjen, Janko (3x), Karlsson Acuna, Leo (3x), Raisa, Unto (2x), Pachman, Ludek (2x), Ujtelky, Maximilian (2x)

6…Nf6 — 18.3% (377 parties)

Ambassadeurs : Kosanski, Stanko (4x), Kuvsinov, Anatolij (4x), Trikaliotis, Georgios (3x), Mueller, Norbert (3x), Szenetra, Werner (3x), Czerniak, Moshe (2x), Ciocaltea, Victor (2x), Starck, Bodo (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…exd4	6…Nh6	6…f5	6…Nf6
<1800	13	23%	—	23%	8%
1800-2200	715	26%	20%	25%	23%
2200-2600	914	28%	31%	22%	15%
2600+	7	—	43%	29%	14%

Évolution par décennie (% des parties)

Décennie	N parties	6…exd4	6…Nh6	6…f5	6…Nf6
1950s	8	12%	12%	38%	25%
1960s	63	16%	29%	21%	25%
1970s	85	5%	47%	25%	16%
1980s	135	23%	31%	24%	21%
1990s	558	28%	30%	25%	13%
2000s	568	31%	19%	25%	19%
2010s	563	26%	23%	21%	22%
2020s	82	23%	27%	21%	18%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…exd4	26%	23%	▼ -2.4%
6…Nh6	23%	27%	▲ +3.7%
6…f5	21%	21%	▼ -0.8%
6…Nf6	22%	18%	▼ -3.9%

Parties historiques

6…exd4 — 26.2% (541 parties)

1955 — Bertok, Mario Jr. vs Krivec Slavko — 1-0 — Ljubljana
1960 — Sunderland, Leonard Samuel vs Cafferty, Bernard — 1/2-1/2 — Eastbourne
1961 — Weise, Dieter vs Eising, Johannes — 0-1 — FRG-ch Bad Prymont
1961 — Camara Ronald vs Gadia, Olicio — 1-0 — Vitoria
1961 — Bilek, Istvan vs Malich, Burkhard, Dr. — 1/2-1/2 — Bucharest ROU

6…Nh6 — 25.6% (528 parties)

1958 — Cardoso Da Silva, Roberto vs Penrose, Justin — 0-1 — Munchen olm
1960 — Hottes, Dieter vs Kotov, Alexander — 0-1 — Hamburg WGER-USSR
1962 — Krogius, Nikolai V vs Vasiukov, Arkadii — 1-0 — Essentuki ch-Trud
1963 — Aptekar, Lev vs Kostiuchenko, Alexander — 0-1 — Kiev UKR
1963 — Padevsky, Nikola vs Ujtelky, Maximilian — 0-1 — Polanica Zdroj POL

6…f5 — 23.8% (491 parties)

1953 — Fresqui vs Baratz, Abraham — 0-1 — Paris FRA
1955 — Franolic, Toma vs Zaradic, Ante — 1-0 — Zagreb CRO
1959 — Bobotsov, Milko G vs Kottnauer, Cenek — 0-1 — Hastings ENG
1960 — Saidy, Anthony vs Klovans, Janis — 1/2-1/2 — Leningrad RUS
1960 — Nei, Iivo vs Raisa, Unto — 1/2-1/2 — Leningrad Baltic Nat

6…Nf6 — 18.3% (377 parties)

1955 — Padevsky, Nikola vs Robatsch, Karl — 1/2-1/2 — Ljubljana
1958 — Bertholdt, Dieter vs Penrose, Jonathan — 0-1 — Munich olm fin-A
1963 — Lambshire, Michael V vs Jamieson, Robert M — 0-1 — Bath ENG
1964 — Golz, Werner vs Uhlmann, Wolfgang — 1-0 — Magdeburg GER
1964 — Starck, Bodo vs Csulits, Anton — 1/2-1/2 — Leipzig GER

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