Base Masters : Blancs 32.1%, Nulles 30.7%, Noirs 37.2%.

Coups candidats

auto

Analyse coup par coup — 3 demi-coups commentés

1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3.
1…Nf6 Contrôle e4, d5.
2.d3 Avancée centrale — contrôle c4, e4. Prépare e4, Nd2, Be2.

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● c2→d3, d3→e4	—
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	—
Cases faibles	—	—
Centre	—	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 1)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	6 (● b1, ● g1, ● 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	mobile
Ruptures	—	● …d7-d5

B02 — Alekhine Defense: Maróczy Variation

1. e4 Nf6 2. d3 ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. Nd2 (Développer b1 — 31 % des parties) ; Nf3 (Développer g1 — 28 % des parties) ; f4 (Attaque à l'aile roi — 12 % des parties) ; e5 (Occuper le centre — 10 % des parties) ; g3 (Préparer le fianchetto — 9 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...d5 (Occuper le centre — 43 % des parties) ; ...e5 (Occuper le centre — 35 % des parties) ; ...d6 (Libérer Bc8 — 9 % des parties) ; ...c5 (Frapper le centre adverse — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1922 Teplitz-Schoenau – Round 1 – Wolf, Hans-Josef – 1/2-1/2 – Gruenfeld, Ernst – G9 1. e4 Nf6 2. d3 d5 3. e5 Nfd7 4. d4 e6 5. f4 c5 6. c3 Qb6 7. Nf3 Nc6 8. Be2 Be7 9. b3 cxd4 10. cxd4 Bb4+
1922 Teplitz-Schoenau – Round 9 – Wolf Heinrich – 1/2-1/2 – Gruenfeld, Ernst – G62 1. e4 Nf6 2. d3 d5 3. e5 Nfd7 4. d4 e6 5. f4 c5 6. c3 Qb6 7. Nf3 Nc6 8. Be2 Be7 9. b3 cxd4 10. cxd4 Bb4+
1923 Petrograd ch-URS – Round 1 – Romanovsky, Pjotr – 1-0 – Vilner, Yakov S – G4 1. e4 Nf6 2. d3 d5 3. e5 Nfd7 4. f4 e6 5. Nf3 Be7 6. d4 c5 7. c3 Nc6 8. Be2 Qb6 9. O-O f6 10. Kh1 O-O
1923 Vienna – Round 2 – Wolf, Siegfried – 1-0 – Gruber, Theo – G9 1. e4 Nf6 2. d3 d5 3. e5 Nfd7 4. d4 c5 5. c3 e6 6. Nd2 Nc6 7. Ndf3 Qb6 8. Ne2 Be7 9. g3 a5 10. Bg2 a4
1923 Vienna – Round 6 – Fischer Martinez, Fabian Andres – 0-1 – Gruenfeld, Ernst – G31 1. e4 Nf6 2. d3 c5 3. c3 Nc6 4. Nf3 d6 5. Be2 g6 6. h3 Bg7 7. Be3 O-O 8. Nbd2 b6 9. Qc2 Bb7 10. Rd1 Rc8
1924 Gyor – Round 1 – Maroczy, Geza – 1/2-1/2 – Mueller, Helge – G63 1. e4 Nf6 2. d3 c5 3. Nc3 Nc6 4. g3 d5 5. Bd2 Bg4 6. f3 Bc8 7. Bg2 e6 8. f4 Be7 9. Nf3 g6 10. a4 b6
1925 Baden-Baden – Round 1 – Thomas, George Alan – 0-1 – Alekhine, Alexander – G107 1. e4 Nf6 2. d3 c5 3. f4 Nc6 4. Nf3 g6 5. Be2 Bg7 6. Nbd2 d5 7. O-O O-O 8. Kh1 b6 9. exd5 Qxd5 10. Qe1 Bb7
1925 Baden-Baden GER – Round 10 – Thomas, George Alan – 0-1 – Alan-Alekhine, Alexander – G4 1. e4 Nf6 2. d3 c5 3. f4 Nc6 4. Nf3 g6 5. Be2 Bg7 6. Nbd2 d5 7. O-O O-O 8. Kh1 b6 9. exd5 Qxd5 10. Qe1 Bb7
1926 Budapest – Round 7 – Prokes, Ladislav – 1/2-1/2 – Takacs, Sandor – G44 1. e4 Nf6 2. d3 c5 3. f4 d6 4. Nf3 e6 5. Be2 b6 6. b3 Nbd7 7. Bb2 Bb7 8. Nbd2 Be7 9. O-O O-O 10. Ng5 Ne8
1926 Dresden – Round 1 – Nimzowitsch, Aron – 0-1 – Alekhine, Alexander – G6 1. e4 Nf6 2. d3 c5 3. c4 Nc6 4. Nc3 e6 5. f4 d5 6. e5 d4 7. Ne4 Nxe4 8. dxe4 g5 9. Nf3 gxf4 10. Bxf4 Qc7
1926 Vienna – Round 10 – Wolf, Siegfried – 1/2-1/2 – Hoenlinger, Baldur – G22 1. e4 Nf6 2. d3 c5 3. f4 d5 4. e5 Nfd7 5. c3 e6 6. Nf3 Be7 7. Be2 Nc6 8. O-O Qb6 9. Kh1 O-O 10. d4 f5
1926 Vienna – Round 4 – Wolf, Siegfried – 1/2-1/2 – Koenig, Imre – G14 1. e4 Nf6 2. d3 c5 3. f4 d5 4. e5 Nfd7 5. c3 Nb6 6. Be2 Nc6 7. Nf3 Bf5 8. Nh4 Bd7 9. O-O e6 10. Nf3 Be7
1927 Kecskemet II – Round 5 – Nimzowitsch, Aron – 1-0 – Vukovic, Vladimir – G16 1. e4 Nf6 2. d3 c5 3. c4 Nc6 4. f4 d6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nd4 8. Qd2 Ng4 9. Bxg4 Bxg4 10. Bxd4 Bxd4
1927 New York – Round 4 – Nimzowitsch, Aron – 1/2-1/2 – Alekhine, Alexander – G47 1. e4 Nf6 2. d3 e5 3. f4 Nc6 4. fxe5 Nxe5 5. Nf3 Nxf3+ 6. Qxf3 d5 7. e5 Qe7 8. d4 Ne4 9. Bd3 Qh4+ 10. g3 Qg4
1927 Trebitsch Memorial 11th – Round 1 – Wolf, Siegfried – 1-0 – Takacs, Sandor – G2 1. e4 Nf6 2. d3 c5 3. f4 Nc6 4. c3 d6 5. Be2 e6 6. Na3 Be7 7. Nh3 a6 8. Nf2 e5 9. O-O O-O 10. f5 d5
1928 Vienna – Round 1 – Wolf, Siegfried – 1/2-1/2 – Von Doery, Ladislaus – G20 1. e4 Nf6 2. d3 c5 3. f4 d6 4. Be2 Nc6 5. c3 g6 6. Na3 a6 7. Nc2 b5 8. Bf3 Bb7 9. Nh3 Bg7 10. O-O O-O
1932 Mexico City – Round 2 – Alekhine, Alexander – 1-0 – Abad Gonzalez, Jose Miguel – G5 1. e4 Nf6 2. d3 d6 3. Nc3 c5 4. Bg5 e6 5. f4 Nc6 6. Nf3 Be7 7. Be2 Bd7 8. O-O Ng8 9. Bxe7 Ngxe7 10. Nb5 Qb8
1961 Moskou ZShK – Round 9 – Bakulin, Nikolac I – 0-1 – Smyslov, Vasily – G47 1. e4 Nf6 2. d3 c5 3. f4 Nc6 4. c4 d6 5. Nf3 g6 6. Be2 Bg7 7. O-O O-O 8. Nc3 a6 9. Bd2 b5 10. Qe1 Rb8
1962 CSR Ch sf – Round 10 – Kopriva, Jiri – 1/2-1/2 – Ratolistka, Josef – G34 1. e4 Nf6 2. d3 d5 3. Nd2 g6 4. Ngf3 Bg7 5. g3 O-O 6. Bg2 Nc6 7. O-O e5 8. c3 dxe4 9. dxe4 a5 10. Qc2 Qe7
1962 It Bamberg GER – Round 2 – Langeweg, Kick – 1/2-1/2 – Rinder, Gerd – G8 1. e4 Nf6 2. d3 d5 3. Nd2 e5 4. Ngf3 Nc6 5. g3 dxe4 6. dxe4 Bg4 7. h3 Bh5 8. Bg2 Nd4 9. g4 Nxf3+ 10. Qxf3 Bg6
1963 Ch - Closed – Round 4 – Blackstone, John – 1-0 – Kupersmith, Leo – G4 1. e4 Nf6 2. d3 d6 3. g3 c5 4. Bg2 Nc6 5. Nc3 g6 6. Nf3 Bg7 7. O-O O-O 8. Nh4 Bd7 9. f4 Ng4 10. Ne2 f5
1963 WchT U26 10th – Round 7.1 – Hort, Vlastimil – 1/2-1/2 – Bagirov, Vladimir – G43 1. e4 Nf6 2. d3 d5 3. Nd2 g6 4. Ngf3 Bg7 5. g3 O-O 6. Bg2 c5 7. O-O Nc6 8. Re1 b6 9. c3 Bb7 10. h3 e6
1963 WchTq U26 10th – Round 3.2 – Janata, Michael – 1-0 – Csom, Istvan – G9 1. e4 Nf6 2. d3 d5 3. Nd2 Nc6 4. Ngf3 Bg4 5. Be2 dxe4 6. dxe4 e5 7. c3 Bc5 8. O-O O-O 9. b4 Bd6 10. Qc2 Qe7
1967 CSR Ch – Round 15 – Novak, Ervin – 1-0 – Trmal, Jaroslav – G103 1. e4 Nf6 2. d3 c5 3. g3 Nc6 4. Bg2 d6 5. Ne2 g6 6. O-O Bg7 7. h3 O-O 8. Be3 Qb6 9. b3 Bd7 10. c3 Qa5
1967 HUN Ch Budapest HUN – Round 11 – Tompa, Janos – 1/2-1/2 – Prelovszky, Laszlo – G42 1. e4 Nf6 2. d3 d6 3. Nf3 e6 4. g3 Be7 5. Bg2 c5 6. O-O Nc6 7. c3 O-O 8. Qe2 e5 9. h3 Bd7 10. Nbd2 b5
1968 CB Cup Bad Aibling GER – Round 1 – Medina-Garcia, Antonio – 1/2-1/2 – Darga, Klaus – G3 1. e4 Nf6 2. d3 g6 3. g3 d5 4. Nd2 Bg7 5. Bg2 O-O 6. Ngf3 Nc6 7. O-O e5 8. Re1 Re8 9. c3 a5 10. Qc2 h6
1968 Lugano olm - Round 1 - Domnitz, Zadok - 1/2-1/2 - Basman, Michael J - G444 1. e4 Nf6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bc5 5. Be2 O-O 6. O-O Re8 7. c3 dxe4 8. dxe4 Bg4 9. h3 Bh5 10. Nh4 Bg6
1968 Memorial Em. Lasker – Round 1 – Csom, Istvan – 0-1 – Espig, Lutz – G23 1. e4 Nf6 2. d3 d5 3. Nd2 Nc6 4. Ngf3 e5 5. c3 Be7 6. Be2 O-O 7. O-O h6 8. Qc2 Bg4 9. Re1 Qd7 10. b4 a6
1968 SWE Ch – Round 11 – Fridh, Anton – 0-1 – Ekenberg, Bengt – G45 1. e4 Nf6 2. d3 d5 3. Nd2 Nc6 4. c3 e5 5. Ngf3 Be7 6. Be2 O-O 7. O-O a5 8. Re1 Re8 9. Qc2 Bg4 10. Nf1 d4
1969 Hoogovens-B – Round 14 – Hartoch, Robert G – 0-1 – Ciocaltea, Victor – G81 1. e4 Nf6 2. d3 c5 3. Nd2 Nc6 4. Ngf3 d6 5. c3 g6 6. Be2 Bg7 7. O-O O-O 8. b3 e5 9. a3 a5 10. a4 b6
1969 It Bad Pyrmont GER – Round 14 – Tompa, Janos – 1/2-1/2 – Neckar, Lubomir – G24 1. e4 Nf6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. h3 e6 6. g3 Be7 7. Bg2 O-O 8. O-O Qc7 9. Re1 b5 10. e5 Nd7
41. Olympiad Open 2014 – Round 5.38 – Zhang, Zhong – 1-0 – Munoz Santana, Jose Lisandro – G367 1. e4 Nf6 2. d3 c5 3. f4 Nc6 4. Nf3 g6 5. g3 Bg7 6. Bg2 O-O 7. O-O d6 8. h3 c4 9. Nc3 cxd3 10. cxd3 Qb6+
World Blitz 2017 – Round 18.6 – Artemiev, Vladislav – 1-0 – Bortnyk, Olexandr – G965 1. e4 Nf6 2. d3 d5 3. Nd2 c5 4. g3 dxe4 5. dxe4 Nc6 6. Bg2 g6 7. Ngf3 Bg7 8. O-O O-O 9. Qe2 e5 10. c3 Qc7
World Blitz 2021 – Round 16.52 – Shevchenko, Kirill – 1-0 – Yuffa, Daniil – G961 1. e4 Nf6 2. d3 d5 3. e5 Nfd7 4. d4 c5 5. c3 Nc6 6. Be3 cxd4 7. cxd4 Nb6 8. Nc3 Bf5 9. h4 h6 10. Bd3 Bxd3

B02b — Maróczy Variation (1922)

1.e4 Nf6 2.d3

Les coups candidats

2…e5 — 41.4% (1432 parties)

Ambassadeurs : Cunningham, Don (10x), Konopka, Michal (9x), Mitchell, T. T. (8x), Surtees, Mike J (8x), Safranska, Anda (6x), Thieme-Garmann, Alexander (5x), Panchenko, Alexandar G (5x), Csom, Istvan (4x)

2…d5 — 35.8% (1238 parties)

Ambassadeurs : Neckar, Lubomir (10x), Tompa, Janos (6x), Grunberg, Mihai-Lucian (6x), Lenz, Juergen (6x), Kolker, Vladislav (6x), Werner, Bernd-Michael (5x), Paulsen, Dirk (4x), Krizsany, Laszlo (4x)

2…d6 — 9.9% (342 parties)

Ambassadeurs : Kaeding, Oliver (3x), Hasek, Vaclav (3x), Pennell, Gary (2x), De Coverly, Roger D (2x), Nemeth, Lajos (2x), Migdal, Benedikt (2x), Solozhenkin, Evgeniy (2x), Busto Campa, Jorge (2x)

2…c5 — 5.2% (179 parties)

Ambassadeurs : Cafferty, Bernard (5x), Laqua, Christian (4x), Pribyl, Josef (3x), Lutikov, Anatoly S (2x), Zoltek, Tadeusz (2x), Hort, Vlastimil (2x), Dumont, Sadi Glasser (2x), Sandmeier, Toni (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	2…e5	2…d5	2…d6	2…c5
<1800	261	44%	28%	14%	5%
1800-2200	1609	43%	34%	11%	4%
2200-2600	912	37%	45%	6%	6%
2600+	4	25%	50%	25%	—

Évolution par décennie (% des parties)

Décennie	N parties	2…e5	2…d5	2…d6	2…c5
1950s	3	33%	67%	—	—
1960s	51	24%	43%	10%	20%
1970s	105	43%	32%	9%	10%
1980s	181	33%	46%	8%	7%
1990s	904	40%	37%	10%	4%
2000s	1063	41%	35%	9%	6%
2010s	986	44%	34%	11%	4%
2020s	167	44%	37%	7%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
2…e5	44%	44%	▼ -0.7%
2…d5	34%	37%	▲ +2.9%
2…d6	11%	7%	▼ -4.1%
2…c5	4%	5%	▲ +1.8%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie

Parties historiques

2…e5 — 41.4% (1432 parties)

1956 — O'Reilly, Edward vs Dittmann, Sieghart — 1-0 — Moscow RUS
1960 — Belmont, Daniel M vs Jones, Tamsin — 1-0 — Fresno, CA
1961 — Hunter Chalid vs Bonner, David R — 1-0 — corr England
1962 — Vitolinsh, Alvis vs Vooremaa, Andres — 1-0 — Leningrad RUS
1964 — Schrancz, Istvan vs Mostert, Hendrik Jan — 1/2-1/2 — cr EU M

2…d5 — 35.8% (1238 parties)

1957 — Prakhov, Valentin Asenov vs Valchanov, Mihail — 1/2-1/2 — Sofia BUL
1959 — Lamprecht, Karl vs Lehmann, Heinz — 0-1 — It Kiel GER
1962 — Kopriva, Jiri vs LAR, Rai Joseph — 1/2-1/2 — Sternberk
1962 — Langeweg, Kick vs Rinder, Gerd — 1/2-1/2 — It Bamberg GER
1963 — Janata, Michael vs Csom, Istvan — 1-0 — Budva MNE

2…d6 — 9.9% (342 parties)

1963 — Blackstone, John vs Kupersmith, Leo — 1-0 — Los Angeles, CA USA
1964 — Tatai, Stefano vs Giustolisi, Alberto — 0-1 — Rome ITA
1967 — Tompa, Janos vs Prelovszky, Laszlo — 1/2-1/2 — HUN-ch Budapest HUN
1968 — Konarkowska-Sokolov, Henrijeta vs Radikovska, Kristina — 1-0 — Belgrade SRB
1968 — Kirpichnikov, Vladimir vs Reiman, Arvo — 1-0 — Riga LAT

2…c5 — 5.2% (179 parties)

1961 — Bakulin, Nikolac I vs Smyslov, Vasily — 0-1 — Moskou ZShK
1962 — Anastassopoulos, Alexio vs Hoen, Ragnar Harald — 0-1 — Varna olm
1962 — Littlewood, John E vs Soby, Frode — 0-1 — Varna BUL
1965 — Bednarski, Jacek vs Drozd, Ryszard — 1/2-1/2 — Lublin POL
1967 — Novak, Ervin vs Trmal, Jaroslav — 1-0 — Bratislava SVK

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