C55b — Two Knights: Deutz Gambit

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.O-O Bc5 5.d4 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Nxe5 (Cavalier centralisé en e5 — 7 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bxd4 (Clouer f2, Fou actif (mobilité 6) — 64 % des parties) ; ...exd4 (Capture en d4, Occuper le centre — 27 % des parties) ; ...Nxd4 (Cavalier centralisé en d4 — 7 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d5 (2v1), ● g5 (2v0)	● b4 (2v0)
Cases faibles	● d4	● e5
Centre	● d5 (2v1), ● e5 (2v1)	● d4 (3v2), ● e4 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc4	● Bc4 Actif (mob. 8)
Bc5		● Bc5 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	3 (● b1, ● c1, ● a1)	3 (● 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	—	● …d7-d5

Partie
1912 RUS Ch Vilnius LTU – Round 1 – Freiman, Andy – 0-1 – Bernstein, Ossip – G2 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 d6 8. f4 Qe7 9. Nc3 c6 10. Rf2 Be6
1945 Blomberg – Round 5 – Lidacis – 0-1 – Jursevskis Miervaldis – G4 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. c3 Nc6 9. f5 h6 10. g4 b6
1946 Maastricht – Round 2 – Van Scheltinga, Theo – 0-1 – Alexander Ronald Cheng – G13 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. Bg5 Be6 10. Nd2 Qd7
1949 BUL Ch – Round 6 – Dimitrov Krastev, Krastjo – 1-0 – Padevsky, Nikola – G31 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. Bg5 Be6 10. Bd3 Qe7
1949 JUG Ch – Round 12 – Ivkov, Borislav – 0-1 – Tomovic, Vasilje – G52 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 Qe7 8. Nc3 c6 9. Kh1 b5 10. Bb3 a5
1951 Marines Mem.Club,10 secm – Round ? – Koltanowski, George – 1-0 – Harrison, Jr – G25 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. d4 Nxd4 6. Nxe5 Qe7 7. Nxf7 Rf8 8. e5 Ne4 9. Be3 Ne6 10. Bxe6 dxe6
1951 Marines Mem.Club,10 secm – Round ? – Koltanowski, George – 1-0 – Lien, Eugene – G29 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. c3 Nc6 9. f5 O-O 10. Bg5 b6
1951 Marines Mem.Club,10 secm – Round ? – Koltanowski, George – 1-0 – Michalski, Richard F – G27 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. d4 Nxd4 6. Nxe5 O-O 7. Be3 Nxe4 8. Bxd4 Bxd4 9. Qxd4 Ng5 10. Nc3 d6
1951 Marines Mem.Club,10 secm – Round ? – Koltanowski, George – 1-0 – Van Arsdale, Danny – G18 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 Qe7 8. fxe5 Qxe5 9. Bf4 Qc5 10. Bxf7+ Kxf7
1951 Marines Mem.Club,10 secm – Round ? – Koltanowski, George – 1/2-1/2 – Townes, Miss Alta Lu – G17 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 Qe7 8. fxe5 Qxe5 9. Bf4 Qc5 10. Bxf7+ Kxf7
1953 Simul - Koltanowski – Round ? – Koltanowski, George – 1-0 – Nash, Dr. A.C. – G9 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 d5 6. exd5 Nxd4 7. Nxe5 Nxd5 8. c3 Ne6 9. Qxd5 Qxd5 10. Bxd5 O-O
1955 URS Ch sf – Round 1 – Estrin, Yakov – 1-0 – Ravinsky, Grigory – G66 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Nxd4 6. Nxe5 O-O 7. Be3 d5 8. exd5 b5 9. Bxd4 Bxd4 10. Qxd4 bxc4
1956 Simul Koltanowski +46 -01 =13 – Round ? – Koltanowski, George – 1/2-1/2 – Flohr, KS. – G11 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. c3 Ne6 9. f5 Nc5 10. Nd2 Qe7
1957 Leningrad Ch – Round 10 – Estrin, Yakov – 1-0 – Klaman, Konstantin – G79 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Nxd4 6. Nxe5 O-O 7. Be3 Qe7 8. Bxd4 Bxd4 9. Qxd4 c5 10. Qc3 Nxe4
1958 Match – Round 1 – Mack Lee, Aizyleen – 1-0 – Feeny, T. – G17 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. Bg5 Be6 10. Nd2 Qe7
1960 S.F. Fairmont Hotel, bl – Round 18 – Koltanowski, George – 1-0 – Feldman, Eddy – G7 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 d6 6. dxc5 dxc5 7. Qxd8+ Kxd8 8. Bxf7 b6 9. Bd5 Bb7 10. Nxe5 1-0
1960 S.F. Fairmont Hotel, bl – Round 47 – Koltanowski, George – 1-0 – Leete, Harley Sr – G21 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Nxd4 6. Nxe5 O-O 7. Be3 d6 8. Nxf7 Rxf7 9. Bxf7+ Kxf7 10. Bxd4 Bxd4
1960 S.F. Fairmont Hotel, bl – Round 48 – Koltanowski, George – 1-0 – Gault, James – G22 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. O-O Bc5 5. d4 d6 6. dxc5 dxc5 7. Qxd8+ Kxd8 8. Bxf7 Nxe4 9. Bd5 Kd7 10. Bxe4 1-0
1965 IBM – Round 9 – Karaklajic, Nikola – 1-0 – Bouwmeester, Hans – G31 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 d6 8. f4 Be6 9. Na3 Bxc4 10. Nxc4 Ne6
1965 It II Beverwijk NED – Round 5 – Karaklajic, Nikola – 1-0 – Giustolisi, Alberto – G16 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Nxd4 6. Nxe5 d5 7. exd5 Bb6 8. c3 Nf5 9. Bb5+ Kf8 10. Re1 h6
Corus A 2009 – Round 2 – Movsesian, Sergei – 1-0 – Adams, Michael – G13 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. Bg5 Be6 10. Na3 Qe7
Tal Memorial Blitz 2008 – Round 25 – Movsesian, Sergei – 0-1 – Leko, Peter – G208 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. Bg5 Be6 10. Na3 Qe7
Tal Memorial Blitz 2008 – Round 31 – Tkachiev, Vladislav – 1-0 – Eljanov, Pavel – G259 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8. fxe5 dxe5 9. Bg5 Be6 10. Na3 h6

C55b — Two Knights: Deutz Gambit (1912)

1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.O-O Bc5 5.d4

Les coups candidats

5…Bxd4 — 64.2% (1995 parties)

Ambassadeurs : Nowak, Ireneusz (11x), Koltanowski, George (10x), Davydov, Andrej (8x), Golek-Schild, Jagoda (7x), Antonopoulos, Chris (6x), Cruz Ramirez, Eliecer (6x), Alexeev, Sergey (6x), Gal, Tibor (5x)

5…exd4 — 27.4% (850 parties) →

Ambassadeurs : Koltanowski, George (11x), Ngo, Dieu Hoa (5x), Ritter, Uwe (5x), Skuhala, Barbara (4x), Ikromova, Malika (4x), Collins, Richard (3x), Geranichev, Mikhail (3x), Lukac, Roman (3x)

5…Nxd4 — 7.3% (228 parties)

Ambassadeurs : Koltanowski, George (3x), Estrin, Yakov (2x), Romero Holmes, Alfonso (2x), Basagic, Zlatko (2x), Kukucka, Matej (2x), Nguyen, Phuoc Quy Tuong (2x), Aadhitha Karikalan (1x), Giustolisi, Alberto (1x)

5…Bb6 — 0.3% (9 parties)

Ambassadeurs : Edmundson, Ed (1x), Blackstone, John (1x), Gavrilakis, Nikolaos (1x), Skembris, Spyridon (1x), Wall, Alejandro (1x), Ferguson, Alan (1x), Espino, Miguel (1x), Gonzalez, Gerardo (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5…Bxd4	5…exd4	5…Nxd4	5…Bb6
<1800	541	63%	27%	9%	0%
1800-2200	1326	66%	27%	8%	0%
2200-2600	614	76%	22%	3%	0%
2600+	12	75%	25%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	5…Bxd4	5…exd4	5…Nxd4	5…Bb6
1950s	27	41%	33%	19%	4%
1960s	34	32%	44%	15%	—
1970s	27	48%	37%	7%	7%
1980s	66	59%	35%	6%	—
1990s	296	53%	37%	9%	0%
2000s	699	60%	32%	8%	0%
2010s	1445	67%	25%	7%	0%
2020s	512	73%	20%	6%	0%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5…Bxd4	67%	73%	▲ +5.8%
5…exd4	25%	20%	▼ -5.3%
5…Nxd4	7%	6%	▼ -1.0%
5…Bb6	0%	0%	+0.3%

Joueurs célèbres

Champions du monde dans cette position

Gukesh D — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

5…Bxd4 — 64.2% (1995 parties)

1951 — Vinken, Alex vs Bouwmeester, Hans — 1-0 — Amsterdam NED
1951 — Koltanowski, George vs Lien, Eugene — 1-0 — San Francisco, CA USA
1951 — Koltanowski, George vs Townes, Miss Alta Lu — 1/2-1/2 — San Francisco, CA USA
1951 — Koltanowski, George vs Van Arsdale, Danny — 1-0 — San Francisco, CA USA
1953 — Koltanowski, George vs ? — 1-0 — Solothurn,SWZ simul

5…exd4 — 27.4% (850 parties)

1951 — Koltanowski, George vs Quinn, Adam — 1-0 — San Francisco, CA USA
1951 — Koltanowski, George vs Arnfast, Torsten — 1-0 — San Francisco, CA USA
1951 — Koltanowski, George vs Arnfast, Hugo — 1-0 — San Francisco, CA USA
1951 — Koltanowski, George vs Parker, William — 1-0 — San Francisco, CA USA
1951 — Koltanowski, George vs ? — 1-0 — San Francisco, CA USA

5…Nxd4 — 7.3% (228 parties)

1951 — Koltanowski, George vs Harrison, Jr — 1-0 — San Francisco, CA USA
1951 — Koltanowski, George vs Michalski, Richard F — 1-0 — San Francisco, CA USA
1955 — Estrin, Yakov vs Ravinsky, Grigory — 1-0 — Moscow RUS
1957 — Estrin, Yakov vs Klaman, Konstantin Mikhailovich — 1-0 — Leningrad RUS
1957 — Neil, David R vs Blacher, Fernand — 1/2-1/2 — France 22ch corr

5…Bb6 — 0.3% (9 parties)

1959 — Edmundson, Ed vs Blackstone, John — 0-1 — Fresno, CA
1973 — Gavrilakis, Nikolaos vs Skembris, Spyridon — 1-0 — Athens GRE
1975 — Wall, Alejandro vs Ferguson, Alan — 1-0 — Taylorsville,NC
1992 — Espino, Miguel vs Gonzalez, Gerardo — 1-0 — Fuerteventura
2004 — Baris, Ali Erkan vs Kutlu, Turgut Can — 1-0 — Kusadasi TUR

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