A61e - 7.Bg5 - Uhlmann Variation (2021)

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A61e — Uhlmann Variation (2021)
1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6 7.Bg5
Les coups candidats
Ambassadeurs : Lechtynsky, Jiri (7x), Abanin, Vladimir (6x), Psakhis, Lev (6x), Cebalo, Miso (6x), Boersma, Paul (5x), Kiss, Pal (5x), Bobotsov, Milko G (4x), Wedberg, Tom (4x)
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)
7…a6 — 0.9% (13 parties)
Ambassadeurs : Hurme, Harri (1x), Tringov, Georgi P (1x), Horvath, Gyula (1x), Schneider, Attila (1x), Levtchouk, George (1x), Lagasse, Pascal (1x), Groszpeter, Attila (1x), Stajcic, Nikola M (1x)
7…Nbd7 — 0.4% (5 parties)
Ambassadeurs : Tukmakov, Vladimir B (1x), Larsen, Bent Ravn (1x), Toth, Ladislav (1x), Suto, Gabor (1x), Karnaukh, Anatolij (1x), Zakharchenko, Alexander (1x), Dvorak, Jan (1x), Horak, Karel Jr (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Bg7 7…h6 7…a6 7…Nbd7
<1800 57 81% 19% — —
1800-2200 440 71% 27% 1% 1%
2200-2600 631 58% 40% 1% 0%
2600+ 2 50% — 50% —
Évolution par décennie (% des parties)
Décennie N parties 7…Bg7 7…h6 7…a6 7…Nbd7
1950s 14 86% 14% — —
1960s 91 64% 36% — —
1970s 104 49% 49% 1% 1%
1980s 275 57% 43% 0% —
1990s 240 68% 30% 1% 0%
2000s 376 66% 32% 1% 0%
2010s 263 73% 25% 1% 1%
2020s 50 60% 36% 4% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Bg7 73% 60% ▼ -12.6%
7…h6 25% 36% ▲ +10.5%
7…a6 1% 4% ▲ +3.2%
7…Nbd7 1% 0% ▼ -0.8%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 5 parties
Kasparov, Garry — 3 parties
Botvinnik, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
7…Bg7 — 64.5% (911 parties)
1954 — Saigin, Vladimir vs Tal, Mikhail — 1/2-1/2 — Riga LAT
1954 — Kholmov, Ratmir D vs Petrosian, Tigran V. — 1/2-1/2 — Kiev ch-URS
1956 — Di Camillo, Attilio vs Saidy, Anthony — 1/2-1/2 — Oklahoma City, OK USA
1957 — Bobotsov, Milko G vs Muehlberg, Siegfried — 1-0 — Varna BUL
1957 — Berliner, Hans vs Henin, Charles — 1-0 — Cleveland, OH USA
7…h6 — 34.0% (480 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
7…a6 — 0.9% (13 parties)
1974 — Hurme, Harri vs Tringov, Georgi P — 1-0 — Olympiad Nice FRA
1985 — Horvath, Gyula vs Schneider, Attila — 1/2-1/2 — Balatonbereny HUN
1990 — Levtchouk, George vs Lagasse, Pascal — 1-0 — Montreal CAN
1993 — Groszpeter, Attila vs Stajcic, Nikola M — 1-0 — Bucharest ROU
2000 — Garrido, Denis vs Foisor, Ovidiu-Doru — 1-0 — Creon op-5
7…Nbd7 — 0.4% (5 parties)
1978 — Tukmakov, Vladimir B vs Larsen, Bent Ravn — 1-0 — Las Palmas ESP
1991 — Toth, Ladislav vs Suto, Gabor — 0-1 — MCsBLB
2008 — Karnaukh, Anatolij vs Zakharchenko, Alexander — 1/2-1/2 — Kiev UKR
2010 — Vorobiov, Evgeny E. vs Savchenko, Boris — 1/2-1/2 — Moscow RUS
2014 — Dvorak, Jan vs Horak, Karel Jr — 0-1 — Czech Republic