Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● e4→d5	—
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● g5 (2v0)	—
Cases faibles	● d4	● d5
Centre	● d5 (3v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 5)
Bb4		● Bb4 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	4 (● c1, ● f1, ● a1, ● h1)	3 (● c8, ● 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	fermé
Ruptures	● d5-d6	—

C47j — Four Knights: Scotch, Bogoljubow, 5.d5

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 Bb4 5.d5 * ● 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 — 52 % des parties) ; Bd3 (Fou actif (mobilité 5), Développer f1 — 23 % des parties) ; Qd3 (Centraliser la dame, Prépare O-O-O — 14 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Ne7 (76 % des parties) ; ...Nb8 (13 % des parties) ; ...Nxe4 (Cavalier centralisé en e4 — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1902 USA tour sim – Round ? – Lasker, Emanuel – 1-0 – ? – G17 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Nd3 Bxc3+ 8. bxc3 Nxe4 9. Nf4 O-O 10. Bd3 Nf6
1919 Stockholm – Round 1 – Spielmann, Rudolf – 1-0 – Bogoljubow, Efim – G6 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Nd3 Bxc3+ 8. bxc3 Nxe4 9. Qf3 Nxc3 10. Nf4 Na4
1946 Treybal Memorial – Round 13 – Rohacek, Ivan – 0-1 – Trifunovic, Petar – G72 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Nf3 Nxe4 8. Qd4 Nxc3 9. bxc3 Ba5 10. Bd3 O-O
1951 San Rafael – Round ? – Toran Albero, Roman – 1-0 – Acebal Muniz, Antonio – G53 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Bd3 d6 7. O-O Bxc3 8. bxc3 Bg4 9. h3 Bd7 10. c4 b6
1952 GBR-NLD m – Round 1.5 – Cortlever, Nico – 1-0 – Milner Barry, Philip – G2 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 O-O 7. Qd4 Bxc3+ 8. bxc3 d6 9. Nf3 Re8 10. Be2 c5
1954 Belgrade – Round 19 – Czerniak, Moshe – 1-0 – Wade, Robert G – G152 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 O-O 7. Qd4 Bxc3+ 8. bxc3 Nxe4 9. Qxe4 Re8 10. Nxf7 Kxf7
1955 Erfurt – Round 12 – Balanel, Ion – 1-0 – Fichtl, Jiri – G74 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Nb8 6. Bd3 d6 7. h3 c6 8. dxc6 bxc6 9. O-O h6 10. Ne2 Qc7
1956 Moscow olm fin-A – Round 3 – Pilnik, Herman – 1-0 – Milner Barry, Philip – G50 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Nf3 Nxe4 8. Qd4 Bxc3+ 9. bxc3 Nf6 10. c4 O-O
1957 Leningrad Ch – Round 18 – Mnatsakanian, Eduard A – 0-1 – Tolush, Alexander V – G139 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Bb5+ c6 8. dxc6 O-O 9. cxb7 Bxb7 10. Nf3 Nxe4
1957 WchT U26 04th – Round 5.2 – Drimer, Dolfi – 1/2-1/2 – Kozma, Julius – G61 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Nf3 Nxe4 8. Qd4 Bxc3+ 9. bxc3 Nf6 10. c4 O-O
1959 Marianske Lazne – Round 15 – Radovici, Corvin – 1/2-1/2 – Minev, Nikolay N – G104 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Nf3 Nxe4 8. Qd4 Nxc3 9. bxc3 Ba5 10. Bb5+ Bd7
1960 Prague radio sim – Round ? – Tal, Mikhail – 1-0 – Smatlanek A – G17 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Bb5+ c6 8. dxc6 O-O 9. Nd7 Bxd7 10. cxd7 Nxe4
1961 Vrnjacka Banja ct women – Round 15 – Gaprindashvili, Nona – 1-0 – Polihroniade, Elisabeta – G79 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Bb5+ Kf8 8. Nf3 Nxe4 9. O-O Nxc3 10. bxc3 Bxc3
1963 Ch - Closed – Round 7 – Blackstone, John – 1-0 – Matzner, Stephen – G7 1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 Bb4 5. d5 Nxe4 6. dxc6 Nxc3 7. bxc3 Bxc3+ 8. Bd2 Bxa1 9. cxd7+ Bxd7 10. Qxa1 O-O
1963 LAT Ch – Round ? – Kuzmicovs, Genadijs – 0-1 – Klovans, Janis – G61 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 O-O 7. Bd3 Nexd5 8. exd5 Re8 9. O-O Rxe5 10. f4 Re8
1963 Split ol women – Round 8 – Gaprindashvili, Nona – 1-0 – Lazarevic, Milunka – G25 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Nf3 Nxe4 8. Qd4 Bxc3+ 9. bxc3 Nf6 10. Bb5+ Bd7
1964 Moscow RUS – Round 14 – Mnatsakanian, Eduard A – 1/2-1/2 – Liberzon, Vladimir M – G35 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 O-O 7. Bd3 Qe8 8. Qe2 c6 9. dxc6 d5 10. cxb7 Bxb7
1964 Sarajevo 7th – Round 4 – Hort, Vlastimil – 0-1 – Trifunovic, Petar – G5 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Bb5+ Kf8 8. Nd3 Bxc3+ 9. bxc3 Nxe4 10. Qf3 Nf6
1965 Zinnowitz 02nd – Round 14 – Zinn, Lothar – 0-1 – Moehring, Guenther – G38 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 Bb4 5. d5 Ne7 6. Qd3 O-O 7. Bd2 d6 8. h3 c6 9. dxc6 bxc6 10. a3 Ba5
1967 ISR Ch – Round 8 – Bar Ziv, Izak – 0-1 – Domnitz, Zadok – G37 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Ne7 6. Nxe5 d6 7. Nf3 Nxe4 8. Qd4 Bxc3+ 9. bxc3 Nf6 10. c4 Nf5
1968 DDR Ch 17th – Round 14 – Vogt, Lothar – 1/2-1/2 – Hennings, Artur – G56 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 Bb4 5. d5 Ne7 6. Qd3 Bxc3+ 7. Qxc3 d6 8. Bd3 O-O 9. Bg5 Ne8 10. Nd2 h6
1969 Vidmar Memorial – Round 8 – Musil, Vojko – 1/2-1/2 – Robatsch, Karl – G8 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. d5 Nb8 6. Bd3 Bxc3+ 7. bxc3 d6 8. O-O Nbd7 9. Ne1 Qe7 10. Be3 Nc5

C47j — Scotch, Bogoljubow (1902)

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 Bb4 5.d5

Les coups candidats

5…Ne7 — 68.2% (441 parties)

Ambassadeurs : Hort, Vlastimil (4x), Veroci, Zsuzsa (4x), Trifunovic, Petar (3x), Milner Barry, Philip (3x), Mnatsakanian, Eduard A (3x), Gaprindashvili, Nona (2x), Gross, Henry (2x), Spieringshoek, P.J (2x)

5…Nb8 — 17.3% (112 parties)

Ambassadeurs : Redko, Alyona (4x), Vahidov, Tair (4x), Starzec, Juraj (2x), Godena, Michele (2x), Maury, Claude (1x), Lagane, Claude (1x), Balanel, Ion (1x), Fichtl, Jiri (1x)

5…Nxe4 — 7.4% (48 parties)

Ambassadeurs : Blackstone, John (2x), Matzner, Stephen (1x), Kanamori, Aki (1x), Scheidegger, Andreas (1x), Paschke, Adam (1x), Kuijpers, Charles (1x), Cronick, Steve (1x), Pinheiro, Barros Fernando Luiz (1x)

5…Bxc3+ — 4.5% (29 parties)

Ambassadeurs : Chibukhchyan, Erik (2x), Berg, Tomas 1961 (1x), McGrath, Tom (1x), Alessi, Renato (1x), Schiavone, Raffaele (1x), Salamero Pelay, Fernando (1x), Lasierra Arceiz, Javier (1x), Cunningham, Don (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5…Ne7	5…Nb8	5…Nxe4	5…Bxc3+
<1800	33	48%	24%	15%	9%
1800-2200	235	74%	15%	7%	4%
2200-2600	198	69%	28%	3%	1%
2600+	3	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	5…Ne7	5…Nb8	5…Nxe4	5…Bxc3+
1950s	16	88%	12%	—	—
1960s	30	83%	10%	7%	—
1970s	20	70%	25%	5%	—
1980s	21	86%	5%	10%	—
1990s	141	70%	11%	11%	4%
2000s	174	63%	17%	11%	6%
2010s	191	65%	24%	3%	6%
2020s	54	70%	20%	4%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5…Ne7	65%	70%	▲ +5.4%
5…Nb8	24%	20%	▼ -3.2%
5…Nxe4	3%	4%	▲ +0.6%
5…Bxc3+	6%	2%	▼ -4.4%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie

Parties historiques

5…Ne7 — 68.2% (441 parties)

1951 — Toran Albero, Roman vs Muniz, Alexis — 1-0 — San Rafael
1952 — Cortlever, Nico vs Milner Barry, Philip — 1-0 — London ENG
1954 — Czerniak, Moshe vs Barrington, Wade — 1-0 — Belgrade SRB
1954 — Persitz, Raaphi vs White, Alexander — 1-0 — London ENG
1955 — Rabindra Ch. Dey vs Pines, Moshe — 1-0 — Johannesburg

5…Nb8 — 17.3% (112 parties)

1953 — Talevski, Mihajlo vs Gragger, Thomas — 1-0 — Vienna AUT
1955 — Balanel, Ion vs Fichtl, Jiri — 1-0 — Erfurt GER
1965 — Maury, Claude vs Lagane, Claude — 0-1 — Dunkerque
1969 — Chesnais, Wolfgang vs Faibisovich, Vadim Z — 0-1 — Voronezh RUS
1969 — Musil, Vojko vs Robatsch, Karl — 1/2-1/2 — Ljubljana SLO

5…Nxe4 — 7.4% (48 parties)

1963 — Blackstone, John vs Matzner, Stephen — 1-0 — Los Angeles, CA USA
1965 — Blackstone, John vs Kanamori, Aki — 1-0 — No. CA
1970 — Kuijpers, Charles vs Cronick, Steve — 1/2-1/2 — Bearsden, Glasgow
1984 — Scheidegger, Andreas vs Paschke, Adam — 1-0 — Zurich SUI
1984 — Pinheiro, Barros Fernando Luiz vs Pritsopoulos, Constantino D — 1-0 — ?

5…Bxc3+ — 4.5% (29 parties)

1995 — Salamero Pelay, Fernando vs Lasierra Arceiz, Javier — 1-0 — Zaragoza
1997 — Alessi, Renato vs Schiavone, Raffaele — 0-1 — Trieste ITA
1997 — Nightmare vs The Crazy Bishop — 0-1 — 15th WMCCC Paris FRA
1999 — Berg, Tomas 1961 vs McGrath, Tom — 1-0 — ?
1999 — Cunningham, Don vs Schrepfer, Jeff — 1-0 — ?

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