Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● c4, ● c7
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	—	● aile dame 4v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● e5 (2v1), ● g5 (2v0)	● g4 (2v0), ● d5 (2v1)
Cases faibles	● d4	—
Centre	● e5 (2v1)	● d4 (2v1), ● d5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 0)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	—	● knight c6
Non développées	4 (● c1, ● f1, ● a1, ● h1)	4 (● 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	—	● …e7-e5

D23e — QGA: Mannheim, 4…Nc6

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Qa4+ Nc6 5.Nc3 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Qxc4 (Centraliser la dame — 43 % des parties) ; e4 (Occuper le centre — 40 % des parties) ; Ne5 (Cavalier centralisé en e5 — 5 % des parties) ; e3 (Libérer Bf1, préparer Bd3 — 5 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nd5 (Cavalier centralisé en d5 — 65 % des parties) ; ...e6 (Poussée — 17 % des parties) ; ...Bg4 (Fou actif (mobilité 7), Développer c8 — 7 % des parties) ; ...Nd7 (7 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1935 Warsaw ol Warsaw POL – Round 19 – Alekhine, Alexander – 1/2-1/2 – Book, Eero – G31 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Bg4 6. Ne5 Bd7 7. Qxc4 Be6 8. Qb5 a6 9. Nxc6 axb5 10. Nxd8 Kxd8
1936 Budapest IT – Round 16 – Havasi, Kornel – 0-1 – Kluger, Gyula – G18 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 e6 6. e3 Be7 7. Bxc4 O-O 8. O-O Bd7 9. Qd1 Na5 10. Bd3 c5
1952 Moscow Ch – Round 15 – Glotov, Vitaly – 1/2-1/2 – Flohr, Salo – G80 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Qa4+ Nc6 5. Nc3 e6 6. e3 Bd6 7. Bxc4 O-O 8. O-O e5 9. d5 Ne7 10. Qc2 h6
1960 Leningrad ch-URS – Round 19 – Averbakh, Yuri L – 1/2-1/2 – Spassky, Boris Vasily – G173 1. d4 d5 2. c4 Nc6 3. Nc3 dxc4 4. Nf3 Nf6 5. Qa4 e6 6. Qxc4 Bb4 7. a3 Ba5 8. e3 O-O 9. Be2 Re8 10. b4 Bb6
1960 Nimzowitsch Memorial – Round 1 – Petrosian, Tigran V – 1-0 – Golz, Werner – G5 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Bg4 6. e3 Bxf3 7. gxf3 Nd7 8. Qxc4 Nb6 9. Qe2 Qd7 10. f4 e6
1961 DDR-ch2 – Round ? – Koch, Berthold – 1/2-1/2 – Pietzsch, Wolfgang – G2 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Bg4 6. Ne5 Bd7 7. Qxc4 e6 8. Nxd7 Qxd7 9. e3 e5 10. dxe5 Nxe5
1962 Candidats Tournament – Round 9 – Petrosian, Tigran V – 1/2-1/2 – Korchnoi, Viktor – G30 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Bg4 6. Ne5 Bd7 7. Qxc4 e6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nxd7 Qxd7
1963 Club Argentino – Round 11 – Cruz, Raul C. – 0-1 – Sanguineti, Raúl Carlos – G46 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Nd5 6. e4 Nb6 7. Qd1 Bg4 8. Be3 Bxf3 9. gxf3 e6 10. Be2 Qh4
1963 LAT Ch – Round ? – Zilber, Israel – 1-0 – Kirilov, Valentins – G6 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Bg4 6. e3 Bxf3 7. gxf3 e6 8. Qxc4 a6 9. Bg2 Qd7 10. f4 Na5
1963 World Championship 25th – Round 22 – Botvinnik, Mikhail – 1/2-1/2 – Petrosian, Tigran V – G21 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Nd5 6. e4 Nb6 7. Qd1 Bg4 8. d5 Ne5 9. Bf4 Ng6 10. Be3 e6 1/2-1/2
1964 Tel Aviv olm fin-A – Round 12 – Reshevsky, Samuel – 1/2-1/2 – Portisch, Lajos – G248 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Nd5 6. Qxc4 Nb6 7. Qd3 e5 8. Nxe5 Qxd4 9. Nxc6 Qxd3 10. exd3 bxc6
1965 Hamburg etc – Round 4 – Trifunovic, Petar – 1/2-1/2 – Aczel Szabo, Janos – G52 1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. Nc3 Nc6 5. Qa4 e6 6. Qxc4 Nb4 7. Qb3 c5 8. Bg5 cxd4 9. Rd1 d3 10. exd3 Be7
1968 Prague U26 – Round 1 – Zajic, Jiri – 1/2-1/2 – Neduchal Zdenek – G2 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Qa4+ Nc6 5. Nc3 Nd5 6. Qxc4 Ndb4 7. Qb3 Nxd4 8. Nxd4 Qxd4 9. Be3 Be6 10. Qa4+ Bd7
4. World Blitz 2008 – Round 2 – Ivanchuk, Vasyl – 1/2-1/2 – Dominguez Perez, Leinier – G9 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Qa4+ Nc6 5. Nc3 Nd5 6. Qxc4 Nb6 7. Qb5 a6 8. Qd3 e5 9. Nxe5 Qxd4 10. Nxc6 Qxd3
Biel Interzonal 1993 – Round 12 – Illescas Cordoba, Miguel – 0-1 – Wolff, Patrick G – G275 1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. Qa4+ Nc6 5. Nc3 e6 6. Qxc4 Nb4 7. Qb3 c5 8. e3 cxd4 9. exd4 Be7 10. Bg5 Nc6
Johannesburg 1981 – Round 3 – Andersson, Ulf 1949 – 1/2-1/2 – Korchnoi, Viktor – G16 1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. Qa4+ Nc6 5. Nc3 Nd5 6. Qxc4 Ndb4 7. Qb3 Nxd4 8. Nxd4 Qxd4 9. Be3 Be6 10. Qa4+ Bd7
Johannesburg 1981 – Round 97 – Andersson, Ulf 1949 – 1/2-1/2 – Korchnoi, Viktor – G2 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Nd5 6. Qxc4 Ndb4 7. Qb3 Nxd4 8. Nxd4 Qxd4 9. Be3 Be6 10. Qa4+ Bd7

D23e — QGA: Mannheim (1935)

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Qa4+ Nc6 5.Nc3

Les coups candidats

5…Nd5 — 55.0% (142 parties)

Ambassadeurs : Dlugy, Maxim (4x), Crouch, Colin S (3x), Sadler, Matthew D (3x), Ivanchuk, Vasyl (3x), Andersson, Ulf (2x), Korchnoi, Viktor (2x), Knezevic, Milorad (2x), Stohl, Igor (2x)

5…e6 — 18.6% (48 parties)

Ambassadeurs : Hadi, Adrian (1x), Clarke, Peter (1x), Trifunovic, Petar (1x), Szabo, Iuliu inactive (1x), Averbakh, Yuri L (1x), Spassky, Boris Vasily (1x), Glotov, Vladimir (1x), Flohr, Salo (1x)

5…Bd7 — 7.4% (19 parties)

Ambassadeurs : specialhj (4x), Ferreira Isasi, Oscar (1x), Braga, Fernando (1x), Prange, Dieter (1x), Palmer, Christian (1x), Cilia Vincenti, Victor (1x), Milicevic, Slobodan (1x), Tanggaard, Hans (1x)

5…Nd7 — 5.8% (15 parties)

Ambassadeurs : Elter, Sophia (2x), Bonin, Jay (2x), Hanks, John (1x), Reissmann, Paul (1x), Dowling, John (1x), Poschel, Paul (1x), Drasko, Milan (1x), Marjanovic, Slavoljub (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5…Nd5	5…e6	5…Bd7	5…Nd7
<1800	6	67%	17%	—	—
1800-2200	56	50%	21%	11%	2%
2200-2600	124	68%	15%	2%	9%
2600+	11	73%	27%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	5…Nd5	5…e6	5…Bd7	5…Nd7
1950s	1	—	100%	—	—
1960s	13	38%	23%	—	8%
1970s	3	67%	33%	—	—
1980s	27	78%	11%	4%	7%
1990s	66	55%	20%	5%	11%
2000s	68	56%	16%	9%	4%
2010s	63	49%	21%	11%	3%
2020s	17	53%	18%	12%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5…Nd5	49%	53%	▲ +3.7%
5…e6	21%	18%	▼ -3.0%
5…Bd7	11%	12%	▲ +0.7%
5…Nd7	3%	0%	▼ -3.2%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 1 partie

Parties historiques

5…Nd5 — 55.0% (142 parties)

1963 — Botvinnik, Mikhail vs Petrosian, Tigran V. — 1/2-1/2 — Moskou wch-m
1963 — Cruz, Raul C. vs Sanguineti, Raúl Carlos — 0-1 — Buenos Aires ARG
1963 — Taimanov, Mark vs Klaman, Konstantin Mikhailovich — 1-0 — Leningrad RUS
1964 — Rapaka Samuel Paul vs Portisch, Lajos — 1/2-1/2 — Tel Aviv ISR
1968 — Zajic, Jiri vs Neduchal, Zdenek — 1/2-1/2 — Prague CZE

5…e6 — 18.6% (48 parties)

1952 — Glotov, Vladimir vs Flohr, Salo — 1/2-1/2 — Moscow RUS
1960 — Averbakh, Yuri L vs Spassky, Boris Vasily — 1/2-1/2 — Leningrad ch-URS
1961 — Hadi, Adrian vs Clarke, Peter — 1/2-1/2 — Aberystwyth
1965 — Trifunovic, Petar vs Szabo, Iuliu inactive — 1/2-1/2 — Hamburg etc
1975 — Harper, Bruce vs Keres, Paul Petrovich — 0-1 — Vancouver op

5…Bd7 — 7.4% (19 parties)

1983 — Ferreira Isasi, Oscar vs Braga, Fernando — 0-1 — Asuncion PAR
1990 — Prange, Dieter vs Palmer, Christian — 1-0 — St Ingbert op
1990 — Cilia Vincenti, Victor vs Milicevic, Slobodan — 1/2-1/2 — Novi Sad SRB
1993 — Tanggaard, Hans vs Archangelsky, Mikhail — 0-1 — Aalborg DEN
2001 — Colard, Eric vs Zub Dmitry — 1-0 — ?

5…Nd7 — 5.8% (15 parties)

1964 — Hanks, John vs Reissmann, Paul — 1-0 — Tel Aviv ISR
1981 — Dowling, John vs Poschel, Paul — 0-1 — Warren Motor City op
1985 — Drasko, Milan vs Marjanovic, Slavoljub — 1/2-1/2 — Sarajevo BIH
1990 — Blagojevic, Dragisa vs Sulava, Nenad — 1-0 — Kladovo
1990 — Elter, Sophia vs Bonin, Jay — 0-1 — Manhattan

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