Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● d6→c5, f7→e6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 1)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● a1, ● h1)	6 (● b8, ● g8, ● 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	● d2-d4, ● e4-e5	● …d6-d5, ● …f7-f5

B50j — Sicilian: 2.Nf3 d6 3.Nc3 e6

1.e4 c5 2.Nf3 d6 3.Nc3 e6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. d4 (Occuper le centre — 71 % des parties) ; g3 (Préparer le fianchetto — 11 % des parties) ; Bb5+ (Fou actif (mobilité 9), Développer f1 — 7 % des parties) ; Bc4 (Fou actif (mobilité 8), Développer f1 — 5 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nc6 (Développer b8 — 10 % des parties) ; ...Nf6 (Développer g8 — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1925 Moscow – Round 1 – Ilyin Zhenevsky, Alexander – 0-1 – Lasker, Emanuel – G61 1. e4 c5 2. Nc3 e6 3. Nf3 d6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. b3 Nc6 8. Bb2 Bd7 9. d4 cxd4 10. Nxd4 Qa5
1926 Budapest – Round 1 – Tartakower, Savielly – 0-1 – Kmoch, Hans – G11 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nf6 5. Bg2 Be7 6. O-O e5 7. d3 h6 8. h3 Nc6 9. Nd5 Be6 10. Nxf6+ Bxf6
1926 Budapest Budapest HUN – Round 6 – Tartakower, Savielly – 0-1 – Kmoch, Hans – G10 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nf6 5. Bg2 Be7 6. O-O e5 7. d3 h6 8. h3 Nc6 9. Nd5 Be6 10. Nxf6+ Bxf6
1932 Bern – Round 15 – Grob, Henry – 0-1 – Bogoljubow, Efim – G109 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. Be2 Nf6 5. O-O Be7 6. d4 cxd4 7. Nxd4 O-O 8. b3 Nc6 9. Bb2 a6 10. Kh1 Bd7
1934 Zuerich – Round 1 – Bernstein, Olivia – 1/2-1/2 – Bogoljubow, Efim – G68 1. e4 c5 2. Nc3 d6 3. Nf3 e6 4. g3 Nc6 5. Bg2 Nf6 6. O-O Be7 7. d4 cxd4 8. Nxd4 O-O 9. Nxc6 bxc6 10. e5 dxe5
1960 Olympiad final A – Round 4 – Haygarth, Michael J – 1/2-1/2 – Bialas, Wolfram – G9 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. d4 cxd4 8. Nxd4 Bd7 9. Be3 Nc6 10. Qe2 a6
1961 Zagreb – Round 1 – Puc, Stojan – 1-0 – Stupica, Janez – G21 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nf6 5. Bg2 Nc6 6. O-O Be7 7. h3 O-O 8. d4 cxd4 9. Nxd4 Bd7 10. Kh2 Nxd4
1967 Havering Women's International – Round 3 – Gaprindashvili, Nona – 1-0 – Rinder, Elfriede – G7 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nf6 5. Bg2 Nbd7 6. O-O Be7 7. d3 O-O 8. Nd2 Rb8 9. a4 a6 10. f4 b6
1968 Belgrade (Women) 4th – Round 10 – Gaprindashvili, Nona – 1-0 – Konarkowska-Sokolov, Henrijeta – G38 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nc6 5. Bg2 Nge7 6. O-O Nd4 7. Nxd4 cxd4 8. Ne2 Nc6 9. d3 Be7 10. c3 dxc3
1968 IBM – Round 1 – Jongsma, Alexander – 0-1 – Ciric, Dimitrije – G6 1. e4 c5 2. Nf3 d6 3. Nc3 e6 4. Bb5+ Nc6 5. O-O Bd7 6. b3 Nf6 7. Bb2 e5 8. Re1 g6 9. Nd5 Bg7 10. c3 O-O
1969 Athens zt – Round 17 – Huebner, Robert – 1-0 – Lombard, Andre – G91 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nf6 5. Bg2 Be7 6. e5 dxe5 7. Nxe5 O-O 8. O-O Nfd7 9. Nc4 Nc6 10. Re1 Nb6
1969 URS Team Ch Grozny – Round 4 – Lein, Anatoly – 0-1 – Privorotsky, Oleg – G12 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nc6 5. Bg2 Nf6 6. O-O Be7 7. d4 cxd4 8. Nxd4 O-O 9. h3 a6 10. Nde2 Qc7
40. Olympiad Open 2012 – Round 1.7 – Safarli, Elmir – 1-0 – Serban, Vasile-Petru – G72 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. d4 cxd4 8. Nxd4 a6 9. a4 Qc7 10. Nb3 Nc6
41. Olympiad Open 2014 – Round 4.19 – Kamsky, Gata – 0-1 – Steel, Henry Robert – G264 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. Bc4 Nf6 5. O-O Be7 6. a3 O-O 7. Ba2 Nc6 8. d3 Rb8 9. Re1 b5 10. Ne2 a5
Euwe Memorial 1988 – Round 1 – Ljubojevic, Ljubomir – 1-0 – Timman, Jan H – G6 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. d4 cxd4 5. Qxd4 Nc6 6. Bb5 Bd7 7. Qd3 Nf6 8. Bf4 a6 9. Bxc6 Bxc6 10. O-O-O Be7
Hoogovens 1999 – Round 13 – Timman, Jan H – 1-0 – Yermolinsky, Alex – G76 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. d4 cxd4 5. Qxd4 Nc6 6. Bb5 Bd7 7. Qd3 a6 8. Bxc6 Bxc6 9. Bf4 Nf6 10. O-O-O Be7
World Cup 1991 – Round 7 – Timman, Jan H – 1/2-1/2 – Ehlvest, Jaan – G51 1. e4 c5 2. Nc3 e6 3. Nf3 d6 4. g3 Nc6 5. Bg2 Nf6 6. O-O Be7 7. d3 O-O 8. Bf4 Bd7 9. h3 Rc8 10. Be3 Re8

B50j — Sicilian (1925)

1.e4 c5 2.Nf3 d6 3.Nc3 e6

Les coups candidats

4.d4 — 71.2% (2173 parties)

Ambassadeurs : Espig, Lutz (24x), Vogt, Lothar (15x), Jansa, Vlastimil (15x), Kupreichik, Viktor D (13x), Van Wely, Loek (11x), Adorjan, Andras (10x), Vehi Bach, Victor Manuel (9x), Pedzich, Dominik (8x)

4.g3 — 11.2% (343 parties)

Ambassadeurs : Kveinys, Aloyzas (6x), Cvetkovic, Srdjan (5x), Kalegin, Evgenij (5x), Gaprindashvili, Nona (4x), Velickovic, Sasa (3x), Kosanski, Stanko (3x), Vogt, Lothar (3x), Fernandez Garcia, Jose Luis(2) (3x)

4.Bb5+ — 7.2% (220 parties)

Ambassadeurs : Ackermann, Hans Werner (3x), Westerinen, Heikki M.J. (3x), Lau, Ralf (2x), Nonnenmacher, Eberhard, Dr. (2x), Jongsma, Alexander (1x), Ciric, Dimitrije (1x), Kalmukova, Kirilka (1x), Chilingirova, Pavlina (1x)

4.Bc4 — 5.2% (158 parties)

Ambassadeurs : Ogden, Stephen (2x), Sydor, Andrzej (1x), Malich, Burkhard, Dr. (1x), Boudalakis, Filippos (1x), Dalschaert, Didier (1x), Zissos, Andrew (1x), Sykes, Alexander (1x), Herzog, Adolf (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4.d4	4.g3	4.Bb5+	4.Bc4
<1800	190	49%	6%	14%	18%
1800-2200	829	73%	10%	8%	4%
2200-2600	1486	79%	14%	4%	1%
2600+	37	86%	14%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	4.d4	4.g3	4.Bb5+	4.Bc4
1950s	8	100%	—	—	—
1960s	29	45%	41%	3%	3%
1970s	172	78%	15%	2%	1%
1980s	355	77%	14%	5%	1%
1990s	781	72%	12%	6%	6%
2000s	920	70%	10%	9%	6%
2010s	657	70%	9%	8%	5%
2020s	129	66%	11%	9%	9%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4.d4	70%	66%	▼ -3.7%
4.g3	9%	11%	▲ +1.7%
4.Bb5+	8%	9%	▲ +1.2%
4.Bc4	5%	9%	▲ +4.0%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 4 parties
Karpov, Anatoly — 1 partie
Kasparov, Garry — 1 partie
Botvinnik, Mikhail — 1 partie
Anand, Viswanathan — 1 partie

Parties historiques

4.d4 — 71.2% (2173 parties)

1950 — Bykova, Elizaveta vs Keller-Hermann, Edith — 1-0 — Moscow RUS
1952 — Szily, Jozsef vs Koch, Berthold — 1-0 — Miedzyzdroje
1952 — Dake, Arthur William vs Cooper, James Ross — 1/2-1/2 — Hollywood
1952 — Faleg, Alberto vs Reinhardt, Bahamonte — 0-1 — Buenos Aires ARG
1952 — Dake, Arthur William vs Cross, Robert Gary — 1/2-1/2 — Hollywood

4.g3 — 11.2% (343 parties)

1960 — Haygarth, Michael J vs Bialas, Wolfram — 1/2-1/2 — Leipzig GER
1960 — Van Schoor, Karl vs Bialas, Wolfram — 1-0 — Olympiad prel IV
1961 — Puc, Stojan vs Stupica, Janez — 1-0 — Zagreb CRO
1961 — Novopashin, Arkady vs Volchok, Alexandr — 0-1 — Kiev UKR
1967 — Gaprindashvili, Nona vs Rinder, Elfriede — 1-0 — Romford

4.Bb5+ — 7.2% (220 parties)

1968 — Jongsma, Alexander vs Ciric, Dimitrije — 0-1 — Amsterdam NED
1971 — Siaperas, Triantafyllos vs Kovacevic, Vlatko — 0-1 — Liberation tourn
1975 — Murray, Frankie vs Monkhouse, Neale — 1-0 — Saint John CAN
1979 — Bichsel, Walter vs Cordes, Hans-Joerg, Dr. — 1-0 — Bern SUI
1980 — Hug, Werner vs Helmers, Wim — 1/2-1/2 — La Valetta

4.Bc4 — 5.2% (158 parties)

1969 — Sydor, Andrzej vs Malich, Burkhard, Dr. — 0-1 — Zinnowitz GER
1973 — Zissos, Andrew vs Sykes, Alexander — 1-0 — ?
1980 — Herzog, Adolf vs Hutchings, Stuart J — 1-0 — La Valetta
1985 — Boudalakis, Filippos vs Dalschaert, Didier — 0-1 — Benidorm
1986 — Comeau, L. vs Sommerfeld, Gilbert — 1-0 — Moose Jaw CAN

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