Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	● a2	—
Arriérés	—	—
Chaînes	● c3→d4	● d6→e5, c7→d6
Passés	—	—
Majorité	—	● aile dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d5 (2v0), ● g5 (2v1)	—
Cases faibles	—	—
Centre	● d5 (2v0)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● b	—

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 7)
Bc4	● Bc4 Actif (mob. 8)
Bb6		● Bb6 Mauvais (mob. 3)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● b1, ● c1, ● a1)	4 (● g8, ● c8, ● a8, ● h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Au centre
Droits de roque	—	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	—	● …d6-d5, ● …f7-f5

C52o — Evans Gambit: Lasker’s Defence

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.O-O d6 7.d4 Bb6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. dxe5 (Capture en e5, Occuper le centre — 88 % des parties) ; Be3 (Fou actif (mobilité 5), Développer c1 — 3 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bg4 (Fou actif (mobilité 7), Développer c8 — 6 % des parties) ; ...Na5 (Attaquer Bc4 — 3 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1900 London ENG – Round 8 – Blackburne, Joseph – 1/2-1/2 – Gunsberg, Isidor – G11 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O Bb6 7. d4 d6 8. a4 exd4 9. a5 Nxa5 10. Rxa5 Bxa5
1904 It (Men) Monte Carlo MNC – Round 10 – Swiderski, Radoslaw – 0-1 – Gunsberg, Isidor – G25 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. O-O d6 7. d4 Bb6 8. a4 Bg4 9. Bb5 Bxf3 10. Qxf3 a6
1905 St Petersburg – Round 1 – Duz-Khotimirsky, Fedor Ivanovich – 0-1 – Salwe, Georg – G31 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O d6 7. d4 Bb6 8. a4 Nf6 9. Bb5 a6 10. Bxc6+ bxc6
1905 St Petersburg – Round 1 – Maliutin, Dmitrii – 0-1 – Salwe, Georg – G32 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O d6 7. d4 Bb6 8. a4 a6 9. Bd5 Nf6 10. Bxc6+ bxc6
1906 Earl tourn – Round ? – Alekhine, Alexander – 1-0 – Sachovskoj – G10 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O d6 7. d4 Bb6 8. dxe5 Be6 9. Bxe6 fxe6 10. Bg5 Qd7
1914 Baden-Baden – Round 1 – Johner, Paul – 0-1 – Fahrni, Hans – G16 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6 7. O-O Bb6 8. Ba3 exd4 9. cxd4 Bg4 10. Bb5 Bxf3
1935 Bad Nauheim – Round 6 – Grob, Henry – 0-1 – Eliskases, Erich – G23 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. O-O d6 7. d4 Bb6 8. dxe5 dxe5 9. Qxd8+ Nxd8 10. Nxe5 Be6
1951 YUG Ch 7th – Round 13 – Karaklajic, Nikola – 0-1 – Longer Milan – G110 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O d6 5. b4 Bxb4 6. c3 Ba5 7. d4 Bb6 8. dxe5 dxe5 9. Qxd8+ Nxd8 10. Nxe5 Be6
1960 Leipzig olm prel – Round 3 – Contedini, Ennio – 1/2-1/2 – Durão, Joaquim Manuel – G107 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 d6 7. O-O Bb6 8. dxe5 dxe5 9. Qb3 Qd7 10. Rd1 Qe7

C52o — Evans Gambit, Lasker Defense (1900)

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.O-O d6 7.d4 Bb6

Les coups candidats

8.dxe5 — 79.6% (164 parties)

Ambassadeurs : Corbat, Philippe (4x), Schonewald (2x), Krantz, Kjell (2x), Harding, Tim D (2x), Skotorenko, Vasily G. (2x), Schulz, Hans-Juergen (2x), Gaffagan, Steven (2x), Bettalli, Francesco (2x)

8.Ng5 — 3.9% (8 parties)

Ambassadeurs : Das, Urmila (1x), Palamarek, Dianna (1x), Nielsen, Peter Heine (1x), House, Randall I (1x), Correia, Jose Luis Dias (1x), De Pedroso, Oscar N (1x), Petrov, Peter (1x), Shelk, Alexander (1x)

8.Ba3 — 3.4% (7 parties)

Ambassadeurs : Brueggemann, Joachim (1x), Hoefker, Mathias (1x), Fontaine, Robert (1x), Gaudineau, Eric (1x), Schwoerer, Marcel (1x), Lessner, Guenter (1x), Planas Torrea, Francisco Javier (1x), Fuertes Garay, Javier (1x)

8.Qb3 — 2.9% (6 parties)

Ambassadeurs : Nabokov, Ivan (1x), Abdelmoumen, Ahmed (1x), Artner, Bob (1x), Gregg, Alan M (1x), Occhipinti, Massimo (1x), Scacco, Mauro (1x), Hassan, William (1x), Lewis, Scott (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.dxe5	8.Ng5	8.Ba3	8.Qb3
<1800	18	78%	—	—	—
1800-2200	82	77%	4%	5%	4%
2200-2600	35	77%	3%	6%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.dxe5	8.Ng5	8.Ba3	8.Qb3
1950s	6	100%	—	—	—
1960s	3	100%	—	—	—
1970s	5	100%	—	—	—
1980s	20	80%	5%	5%	—
1990s	40	80%	5%	2%	10%
2000s	61	90%	2%	2%	2%
2010s	55	65%	5%	5%	—
2020s	16	69%	6%	6%	6%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.dxe5	65%	69%	▲ +3.3%
8.Ng5	5%	6%	▲ +0.8%
8.Ba3	5%	6%	▲ +0.8%
8.Qb3	0%	6%	▲ +6.2%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 1 partie

Parties historiques

8.dxe5 — 79.6% (164 parties)

1951 — Aadhitha Karikalan vs Akash Langer — 0-1 — Sarajevo BIH
1952 — Patt Rubinstein, Jacobo vs Bartis, Gustavo — 0-1 — Buenos Aires ARG
1952 — Grob, Henry vs Benkner, Otto — 0-1 — Zurich SUI
1957 — Matkowski, Wiktor vs Dzieciolowski, Adam — 1/2-1/2 — Warchau ch POL
1959 — Eudey, M. vs Gross, Henry — 1-0 — Berkeley

8.Ng5 — 3.9% (8 parties)

1989 — Das, Urmila vs Palamarek, Dianna — 1/2-1/2 — Scarborough CAN
1995 — Nielsen, Peter Heine vs House, Randall I — 0-1 — ?
1996 — Correia, Jose Luis Dias vs De Pedroso, Oscar N — 0-1 — ?
2008 — Petrov, Peter vs Shelk, Alexander — 0-1 — Irkutsk
2010 — Lajda, Dusan vs Zemlickova, Olena — 0-1 — Brezova pod Bradlom

8.Ba3 — 3.4% (7 parties)

1989 — Brueggemann, Joachim vs Hoefker, Mathias — 1-0 — GER
1998 — Fontaine, Robert vs Gaudineau, Eric — 0-1 — FRA-chB Meribel
2000 — Schwoerer, Marcel vs Lessner, Guenter — 1/2-1/2 — Werther GER
2014 — Planas Torrea, Francisco Javier vs Fuertes Garay, Javier — 1/2-1/2 — Aragon
2015 — Shivacheva, Donika vs Galunova, Tsveta — 0-1 — Sofia BUL

8.Qb3 — 2.9% (6 parties)

1992 — Artner, Bob vs Gregg, Alan M — 0-1 — cr.
1997 — Hassan, William vs Lewis, Scott — 1/2-1/2 — IECC
1998 — Occhipinti, Massimo vs Scacco, Mauro — 0-1 — Italy
1999 — Nabokov, Ivan vs Abdelmoumen, Ahmed — 0-1 — IECG
2004 — Costa, Joao Carlos da vs Pereira Shashank — 0-1 — Sao Paulo BRA