A61h — Benoni: Uhlmann, 7…h6

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Bg5 h6 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bh4 (92 % des parties) ; Bf4 (Fou actif (mobilité 8) — 4 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bg7 (Fianchetto, fou sur la grande diagonale — 33 % des parties) ; ...a6 (Préparer expansion aile dame — 12 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● d6→c5, f7→g6
Passés	—	—
Majorité	—	● aile dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● g4 (2v0), ● f5 (2v0)
Cases faibles	—	● d5
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)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	3 (● f1, ● a1, ● h1)	5 (● b8, ● 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	fermé

Partie
1959 Alekhine Memorial – Round 11 – Simagin, Vladimir – 0-1 – Vasiukov, Evgeni – G59 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 Bg7 9. Nd2 a6 10. a4 g5
1960 BUL-ch14 Sofia BUL – Round 2 – Neikirkh, Oleg – 1/2-1/2 – Bobotsov, Milko G – G5 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 Bg7 9. Nd2 g5 10. Bg3 Nh5
1961 Palanga Baltic Ch – Round ? – Buslaev, Aleksander – 1/2-1/2 – Zilber, Israel – G23 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 Bg7 9. e3 O-O 10. Nd2 a6
1962 Hungary – Round 11 – Liptay, Laszlo Dr. – 0-1 – Forintos, Gyozo V – G85 1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. e4 Nxg3
1962 Leningrad – Round 3.2 – Bondarevsky, Igor – 0-1 – Bilek, Istvan – G39 1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. e3 Nxg3
1962 Vrnjacka Banja – Round 11 – Krzisnik, Rok – 0-1 – Rabar, Braslav – G102 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. Nd2 Nxg3
1963 GDR Ch Aschersleben GER – Round 5 – Baumbach, Friedrich, Dr. – 1/2-1/2 – Golz, Werner – G25 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. Nd2 Nxg3
1963 Hoogovens – Round 2 – Van den Berg, Cees – 1/2-1/2 – Robatsch, Karl – G23 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. Nf3 d6 7. Bg5 h6 8. Bh4 Bg7 9. Nd2 O-O 10. Nc4 Na6
1963 HUN-RSFSR – Round 2.5 – Antoshin, Vladimir S – 1-0 – Forintos, Gyozo V – G15 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. e3 Nxg3
1963 Zonal Enschede NED – Round 1 – Popov, Luben – 1/2-1/2 – Darga, Klaus – G6 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 h6 8. Bf4 Bg7 9. Nd2 Nh5 10. Qa4+ Kf8
1964 Capablanca Memorial – Round 15 – Stahlberg, Gideon – 0-1 – Portisch, Lajos – G149 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. e3 Nxg3
1964 Capablanca Memorial – Round 4 – Cobo Arteaga, Eldis – 1-0 – Wade, Robert G – G42 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 Bg7 9. Nd2 g5 10. Bg3 Nh5
1964 RSFSR-HUN – Round 1.2 – Polugaevsky, Lev – 1/2-1/2 – Bilek, Istvan – G3 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. Nd2 Nxg3
1965 Hastings ch-BCF – Round 6 – Macdonald, Michael Gavin – 0-1 – Hartston, William R – G64 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. e3 Nxg3
1966 Bucharest Bucharest ROM – Round 8 – Neamtu, Serban-Constantin – 0-1 – Soos, Bela – G21 1. Nf3 Nf6 2. c4 e6 3. d4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. e3 a6
1966 Tel Aviv 6th – Round 15 – Bolbochan, Jacobo – 1/2-1/2 – Czerniak, Moshe – G51 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 Bg7 9. Nd2 O-O 10. Nc4 Re8
1968 Sarajevo – Round 12 – Krogius, Nikolai V – 1-0 – Kelecevic, Nedeljko – G83 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 Bg7 9. Nd2 Nbd7 10. e4 O-O
1969 Buenos Aires – Round 3 – Bronstein, Luis Marcos – 1-0 – Incutto, Carlos – G22 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 h6 8. Bh4 Bg7 9. Nd2 g5 10. Bg3 Nh5
1969 Skopje Skopje MKD – Round ? – Uhlmann, Wolfgang – 1-0 – Planinec, Albin – G3 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 Bg7 9. Nd2 g5 10. Bg3 Nh5
Reggio Emilia8586 1985 – Round 26 – Cebalo, Miso – 1/2-1/2 – Ljubojevic, Ljubomir – G19 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 g6 6. Nc3 d6 7. Bg5 h6 8. Bh4 a6 9. a4 Bg7 10. e3 O-O
Ruy Lopez Memorial 1975 – Round 5 – Tal, Mikhail – 1-0 – Tatai, Stefano – G9 1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Nh5 10. e3 Nxg3

A61h — Uhlmann (1959)

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Bg5 h6

Les coups candidats

8.Bh4 — 92.1% (442 parties)

Ambassadeurs : Bagirov, Vladimir (4x), Hartston, William R (4x), Geller, Efim P. (4x), Abanin, Vladimir (4x), Grivas, Efstratios (4x), Raetsky, Alexander (4x), Suetin, Alexey S (3x), Bak, Istvan (3x)

8.Bf4 — 4.2% (20 parties)

Ambassadeurs : Praszak, Michal (2x), Wahlbom, Magnus (2x), Popov, Vladimir L. (1x), Darga, Klaus (1x), Sikora-Lerch, Jan (1x), Malagon Martinez, Alberto Jose (1x), Piarnpuu, Leili (1x), Chelushkina, Irina (1x)

8.Bxf6 — 1.7% (8 parties)

Ambassadeurs : Garcia, Jose Ramon (1x), Menendez Rey, Francisco Javier (1x), Lupu, Gheorghe (1x), Iordache, Claudiu-Badea (1x), Garcia, Alonso Juan Luis (1x), Bernardini, Hughes (1x), Pascual, Orlando B (1x), Vercammen, Robert (1x)

8.Bd2 — 1.7% (8 parties)

Ambassadeurs : Mehmet Salih, Ari (1x), Sandehn, Kenth (1x), Halpert, Sandor (1x), Fehervari, Istvan (1x), Ruzin, Mikhail (1x), De Silva, Dinesh (1x), Georgiev, Todor St. (1x), Stoyanov, Georgi2 (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Bh4	8.Bf4	8.Bxf6	8.Bd2
<1800	11	82%	—	—	18%
1800-2200	117	84%	6%	4%	5%
2200-2600	253	96%	3%	0%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.Bh4	8.Bf4	8.Bxf6	8.Bd2
1950s	2	100%	—	—	—
1960s	33	97%	3%	—	—
1970s	51	96%	4%	—	—
1980s	117	97%	3%	1%	—
1990s	73	93%	4%	1%	—
2000s	119	89%	4%	4%	2%
2010s	67	87%	6%	—	7%
2020s	18	78%	11%	6%	6%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Bh4	87%	78%	▼ -8.8%
8.Bf4	6%	11%	▲ +5.1%
8.Bxf6	0%	6%	▲ +5.6%
8.Bd2	7%	6%	▼ -1.9%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 2 parties
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

8.Bh4 — 92.1% (442 parties)

1958 — Lagha, Khelil vs Aggos, Alexandros — 1-0 — Munich GER
1959 — Simagin, Vladimir vs Vasiukov, Evgeni — 0-1 — Moscow RUS
1960 — Yudovich, Mikhail Jr vs Arseniev, Vladimir V. — 0-1 — Perm RUS
1960 — Taimanov, Mark vs Gusakov, Vitaly — 1-0 — Perm RUS
1960 — Neikirkh, Oleg vs Bobotsov, Milko G — 1/2-1/2 — BUL-ch14 Sofia BUL

8.Bf4 — 4.2% (20 parties)

1963 — Popov, Vladimir L. vs Darga, Klaus — 1/2-1/2 — Enschede zt
1976 — Malagon Martinez, Alberto Jose vs Wahlbom, Magnus — 0-1 — Haifa ISR
1978 — Filip, Miroslav vs Rajkovic, Dusan — 0-1 — Smederevska Palanka
1981 — Praszak, Michal vs Sikora-Lerch, Jan — 0-1 — Ostrava CZE
1981 — Praszak, Michal vs Poloch, Petr — 0-1 — Ostrava CZE

8.Bxf6 — 1.7% (8 parties)

1983 — Garcia, Jose Ramon vs Menendez Rey, Francisco Javier — 0-1 — ?
1998 — Lupu, Gheorghe vs Iordache, Claudiu-Badea — 0-1 — Eforie Nord
2001 — Komarek, David vs Simacek, Pavel — 0-1 — Schneider Bohemia Open
2002 — Garcia, Alonso Juan Luis vs Bernardini, Hughes — 0-1 — ?
2002 — Pascual, Orlando B vs Vercammen, Robert — 0-1 — IECC

8.Bd2 — 1.7% (8 parties)

2002 — Mehmet Salih, Ari vs Sandehn, Kenth — 0-1 — IECG
2006 — Halpert, Sandor vs Fehervari, Istvan — 0-1 — HUN
2010 — Ruzin, Mikhail vs De Silva, Dinesh — 1/2-1/2 — FICGS
2017 — Georgiev, Todor St. vs Stoyanov, Georgi2 — 0-1 — Sofia BUL
2017 — Saharinen, Petri vs Lehtinen, Pentti — 0-1 — ICCF

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