A61j — Benoni: Uhlmann, 7…Bg7

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Bg5 Bg7 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité centre (2v1), case forte d5, Bg5 actif, paire de fous, colonne c.
Faiblesses adverses : arriérés d6, f7, Bg7 enfermé, Bc8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bf1 enfermé, 3 pièces non développées (F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● e4 — Centre d4+e4, menace e5 (Nf6 cloué par Bg5), libère Bf1
● h3 — Empêcher ...Bg4
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité aile_dame (3v2), case forte g4, case forte f5, avant-poste f5(F), paire de fous, colonne e.
Faiblesses adverses : Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bg7 enfermé, Bc8 enfermé, arriérés d6, f7, 4 pièces non développées (B8, C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nbd7 — Développer Nb8
● ...Bg4 — Développer Bc8, clouer Nf3
● ...c4 — Rupture
● ...Re — Tour sur colonne e

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

A61j — Uhlmann

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Bg5 Bg7

Eval: [+0.44]

Les coups candidats

8.e3 — 41.7% (381 parties)

Ambassadeurs : Reich, Thomas (8x), Lechtynsky, Jiri (7x), Antoshin, Vladimir S (6x), Psakhis, Lev (6x), Groszpeter, Attila (5x), Suba, Mihai (4x), Kiss, Pal (4x), Engqvist, Thomas (3x)

8.Nd2 — 31.5% (288 parties)

Ambassadeurs : Agdestein, Simen (6x), Cebalo, Miso (5x), Boersma, Paul (5x), Czerwonski, Aleksander (5x), Horvath, Csaba (4x), Horvath, Jozsef (3x), Sheldon, Ruth (3x), Kanovsky, David (3x)

8.e4 — 19.0% (174 parties) →

Ambassadeurs : Moody, David W (3x), Bobotsov, Milko G (2x), Muehlberg, Siegfried (2x), Goldenberg, Edgardo (2x), Taimanov, Mark (2x), Baquero, Luis A. (2x), Stempin, Pawel (2x), Bradbury, Neil H (2x)

8.Qd2 — 2.6% (24 parties)

Ambassadeurs : Leighton, G. (2x), Feneridis, A. (1x), Sarapu, O. (1x), Lahti, Jouko (1x), Lombardy, William J (1x), Ristic, Nebojsa B (1x), Zelcic, Robert (1x), Veselsky, Jozef (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.e3	8.Nd2	8.e4	8.Qd2
<1800	21	33%	19%	33%	—
1800-2200	262	37%	24%	25%	5%
2200-2600	391	52%	36%	9%	1%
2600+	3	33%	67%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8.e3	8.Nd2	8.e4	8.Qd2
1950s	12	25%	42%	25%	8%
1960s	62	34%	47%	16%	2%
1970s	51	43%	37%	20%	—
1980s	161	48%	39%	11%	1%
1990s	163	40%	29%	21%	4%
2000s	247	43%	24%	21%	4%
2010s	192	40%	29%	22%	2%
2020s	26	35%	46%	15%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.e3	40%	35%	▼ -5.5%
8.Nd2	29%	46%	▲ +17.5%
8.e4	22%	15%	▼ -6.5%
8.Qd2	2%	0%	▼ -1.6%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 4 parties
Kasparov, Garry — 2 parties
Botvinnik, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie

Parties historiques

8.e3 — 41.7% (381 parties)

1954 — Saigin, Vladimir vs Tal, Mikhail — 1/2-1/2 — Riga LAT
1956 — Di Camillo, Attilio vs Saidy, Anthony — 1/2-1/2 — Oklahoma City, OK USA
1958 — Laska, Karol vs Grabec Milan — 0-1 — Zlin CZE
1960 — Fuchs, Reinhart vs Padevsky, Nikola — 0-1 — Varna Varna BUL
1960 — Newman, Richard Hilary vs Wood, Baruch — 1-0 — Leicester

8.Nd2 — 31.5% (288 parties)

1954 — Kholmov, Ratmir D vs Petrosian, Tigran A. — 1/2-1/2 — Kiev ch-URS
1957 — Berliner, Hans vs Henin, Charles — 1-0 — Cleveland, OH USA
1959 — Portisch, Lajos vs Honfi, Gyorgy — 1-0 — Budapest HUN
1959 — Averbakh, Yuri L vs Vasiukov, Evgeni — 1-0 — Tbilisi ch-URS
1959 — Lehmann, Heinz vs Martius, Ottokar — 1-0 — FRG-ch Nuerenberg GER

8.e4 — 19.0% (174 parties)

1957 — Bobotsov, Milko G vs Muehlberg, Siegfried — 1-0 — Varna BUL
1957 — Bobotsov vs Muehlberg, Siegfried — 1-0 — Varna BUL
1957 — Bobotsov, Milko G vs Shamkovich — 0-1 — RUS-Bulgaria m
1960 — Goldenberg, Edgardo vs Eliskases — 0-1 — Buenos Aires ch-ARG
1961 — Goldenberg, Edgardo vs Bielicki, Carlos — 0-1 — Mar del Plata ARG

8.Qd2 — 2.6% (24 parties)

1957 — Lahti, Jouko vs Lombardy, William J — 0-1 — Reykjavik ol stud tt
1961 — Feneridis, A. vs Sarapu, O. — 0-1 — New Zealand ch
1983 — Veselsky, Jozef vs Petrik, Stanislav — 0-1 — Nova Bana
1989 — Ristic, Nebojsa B vs Zelcic, Robert — 1-0 — Belgrade SRB
1993 — Zousman L vs Pribic, V. — 1-0 — Hessenliga 9293

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● d6, ● f7
Chaînes	—	● d6→c5, f7→g6, h7→g6
Passés	—	—
Majorité	● centre 2v1	● aile_dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d5 (2v1)	● g4 (2v0), ● f5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● d5 (2v1)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● e

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 0)
Bg5	● Bg5 Actif (mob. 7)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (f1, a1, h1)	4 (b8, 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	● e2-e3	● …c5-c4

Partie
1954 Kiev ch-URS – Round 1 – Kholmov, Ratmir D – 1/2-1/2 – Petrosian, Tigran A. – G58 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. Nd2 O-O 9. e4 Nbd7 10. Be2 Qe7
1957 Reykjavik ol stud tt – Round 8.1 – Lahti, Jouko – 0-1 – Lombardy, William J – G22 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Qd2 O-O 9. g3 a6 10. a4 Nbd7
1957 USA Ch Open 58th – Round 10 – Berliner, Hans – 1-0 – Henin, Charles – G68 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 g5 10. Bg3 Nh5
1959 Tbilisi ch-URS – Round 16 – Averbakh, Yuri L – 1-0 – Vasiukov, Evgeni – G134 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 a6 10. a4 g5
1960 Baltic Nations – Round 9 – Nei, Iivo – 1/2-1/2 – Burehall, Arne – G19 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 a6 9. Nd2 h6 10. Bh4 O-O
1960 Budapest zt – Round 12 – Raisa, Unto – 0-1 – Bertok, Mario Jr. – G69 1. d4 Nf6 2. c4 g6 3. Nc3 c5 4. d5 e6 5. Nf3 exd5 6. cxd5 d6 7. Bg5 Bg7 8. e3 h6 9. Bh4 a6 10. a4 g5
1960 GBR Ch 47th – Round 3.13 – Newman, Richard Hilary – 1-0 – Wood, Baruch – G24 1. d4 c5 2. d5 Nf6 3. c4 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 O-O 9. Nd2 h6 10. Bh4 a6
1960 Leipzig olm prel – Round 3 – Milev, Zdravko – 1-0 – Tan Hoang Liong – G89 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 O-O 10. e3 Qe7
1960 Leningrad ch-URS – Round 15 – Simagin, Vladimir – 1-0 – Suetin, Alexey S – G137 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 a6 9. e3 O-O 10. a4 Nbd7
1960 Leningrad tt – Round 5 – Popov, Luben – 1/2-1/2 – Tan Hoang Liong – G58 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 O-O 10. e4 Qe7
1960 Mar del Plata – Round 12 – Letelier Martner, Rene – 1-0 – Marini, Luis – G96 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 g5 10. Bg3 Nh5
1960 URS Ch sf – Round 14 – Simagin, Vladimir – 1-0 – Tolush, Alexander V – G107 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 g6 6. Nc3 Bg7 7. Bg5 d6 8. e3 O-O 9. Nd2 h6 10. Bh4 Re8
1960 URS Ch sf – Round 5 – Barenboim, Grigory – 0-1 – Osnos, Viatcheslav – G36 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. e3 h6 9. Bh4 a6 10. a4 Qb6
1960 USSR – Round 1 – Boleslavsky, Isaac – 1-0 – Goldenov, Boris P – G6 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 O-O 10. e3 Na6
1960 Varna Varna BUL – Round 10 – Fuchs, Reinhart – 0-1 – Padevsky, Nikola – G37 1. c4 Nf6 2. Nf3 e6 3. d4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. e3 O-O 9. Nd2 h6 10. Bh4 Re8
1960 World Championship 23th – Round 2 – Botvinnik, Mikhail – 1/2-1/2 – Tal, Mikhail – G2 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 g5 10. Bg3 Nh5
1961 Alekhine Memorial – Round 16 – Germek, Milan – 0-1 – Tal, Mikhail – G9 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 h6 9. Bh4 g5 10. Bg3 Nh5
1961 Balcarce – Round 1 – Aguirre Alvarez, Andres – 0-1 – Behrensen, Jorge – G14 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 O-O 10. f3 Re8
1961 Belgrade Open Belgrade YUG – Round 9 – Doda, Zbigniew – 0-1 – Smederevac, Petar – G19 1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. e3 h6 9. Bh4 a6 10. Nd2 b5
1961 Oberhausen etc – Round 5 – Florian, Tibor – 0-1 – Matulovic, Milan – G128 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 a6 10. a4 g5
1962 CSR Ch – Round 11 – Hýbl, Jaroslav – 0-1 – Marsalek, Josef – G89 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 O-O 9. e3 b6 10. a4 Na6
1962 Poznan ch POL – Round 5 – Balcerowski, Witold – 1/2-1/2 – Filipowicz, Andrzej – G26 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 O-O 9. Nd2 a6 10. a4 Nbd7
1962 Sofia – Round 3 – Popov, Lazar – 1/2-1/2 – Kluger, Gyula – G21 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 g5 10. Bg3 Nh5
1962 Varna olm – Round 8 – Geller, Efim P – 1-0 – Langeweg, Kick – G343 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. Bg5 d6 7. Nf3 Bg7 8. Nd2 h6 9. Bh4 g5 10. Bg3 Nh5
1963 Capablanca Memorial – Round 16 – Haro Garcia, Gilberto – 0-1 – Tal, Mikhail – G147 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 g5 10. Bg3 Nh5
1965 Hungary – Round 1 – Polgar, Istvan – 1-0 – Kluger, Gyula – G40 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. e3 h6 9. Bh4 a6 10. a4 g5
1966 EU Ch U20 Niemeyer 4th – Round 1 – Vadasz, Laszlo – 1-0 – Danner, Georg – G1 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 g5 10. Bg3 Nh5
1966 Malaga 06th – Round 9 – O'Kelly de Galway, Alberic – 1-0 – Gonzalez Haro, Emilio – G18 1. c4 Nf6 2. Nc3 e6 3. d4 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 g5 10. Bg3 Nh5
1966 Zinnowitz GER – Round 10 – Moehring, Guenther – 0-1 – Golz, Werner – G19 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 O-O 9. Nd2 a6 10. a4 Nbd7
1967 POL Team Ch 20th – Round 1 – Doda, Zbigniew – 0-1 – Serwinski, Benedykt – G4 1. d4 Nf6 2. Nf3 g6 3. c4 c5 4. d5 e6 5. Nc3 exd5 6. cxd5 d6 7. Bg5 Bg7 8. e3 O-O 9. Be2 Na6 10. O-O h6
1968 Buenos Aires – Round 7 – Guimard, Carlos E – 1-0 – Cuasnicu, Oscar – G49 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. Nd2 h6 9. Bh4 g5 10. Bg3 Nh5
1969 Belgrade – Round 11 – Geller, Efim P – 1-0 – Tringov, Georgi P – G24 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 h6 9. Bh4 O-O 10. Nd2 Na6
1969 IBM-B – Round 6 – Johannessen, Simon T – 1/2-1/2 – Diez del Corral, Jesus – G33 1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. e3 O-O 9. Nd2 a6 10. a4 Nbd7
1969 Moskou ch-URS – Round 1 – Furman, Slavomir – 1-0 – Vasiukov, Evgeni – G39 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 O-O 9. Nd2 h6 10. Bh4 Nbd7
1969 URS-ch37 – Round ? – Abramovich Furman, Semyon – 1-0 – Vasiukov, Evgeni – G5 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 O-O 9. Nd2 h6 10. Bh4 Nbd7
1969 Zagreb – Round 7 – Damjanovic, Marko – 0-1 – Cebalo, Miso – G50 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 Bg7 8. e3 h6 9. Bh4 g5 10. Bg3 Nh5
1975 URS Team Ch – Round 1 – Furman, Slavomir – 1-0 – Mamatov, Dair – G141 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. e3 a6 9. Nd2 Qc7 10. a4 Nbd7

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