E70s - 4…d6 5.Bg5 - Accelerated Averbakh System [+0.25]

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E70s — Accelerated Averbakh System
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Bg5
Eval: [+0.25]
Les coups candidats
Ambassadeurs : Nikolaidis, Ioannis NA (31x), Bisguier, Arthur B (16x), Rajkovic, Dusan (14x), Biebinger, Gerhard (12x), Milov, Vadim (11x), Milanovic, Danilo (10x), Ermenkov, Evgenij (9x), Crouch, Colin S (8x)
Ambassadeurs : Nikolaidis, Ioannis NA (11x), Bisguier, Arthur B (10x), Sokolov, Ivan (8x), Ipatov, Alexander (8x), Milanovic, Danilo (8x), Kroll, Ove (5x), Bakic, Rados (5x), Ertbjerg, Per (5x)
5…c5 — 8.2% (282 parties)
Ambassadeurs : Bisguier, Arthur B (11x), Golz, Werner (5x), Sliwa, Bogdan (4x), Matanovic, Aleksandar (3x), Moehring, Guenther (3x), Sakharov, Yuri N (3x), Durao, Joaquim (3x), Thorbergsson, Freysteinn (2x)
5…Nbd7 — 6.6% (228 parties)
Ambassadeurs : Kobler, Andraz (2x), Lagha, Khelil (2x), Hesse, Peter (2x), Egan, Bill (2x), Mueller, Helmut (2x), Bakic, Rados (2x), Chojnacki, Krzysztof (2x), Traskovetskaja, D (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…O-O 5…h6 5…c5 5…Nbd7
<1800 121 65% 17% 5% 8%
1800-2200 1075 53% 27% 7% 8%
2200-2600 1078 58% 30% 6% 4%
2600+ 29 41% 48% 7% 3%
Évolution par décennie (% des parties)
Décennie N parties 5…O-O 5…h6 5…c5 5…Nbd7
1930s 2 50% — — 50%
1940s 4 — — 25% 50%
1950s 106 42% 23% 31% 3%
1960s 287 34% 36% 22% 6%
1970s 85 29% 39% 19% 8%
1980s 128 45% 35% 12% 6%
1990s 783 62% 22% 6% 6%
2000s 1106 57% 26% 5% 7%
2010s 850 56% 26% 6% 7%
2020s 90 60% 24% 8% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…O-O 56% 60% ▲ +3.5%
5…h6 26% 24% ▼ -1.9%
5…c5 6% 8% ▲ +2.0%
5…Nbd7 7% 4% ▼ -2.6%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 2 parties
Ju, Wenjun — 2 parties
Tal, Mikhail — 1 partie
Kasparov, Garry — 1 partie
Ding, Liren — 1 partie
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Gukesh D — 1 partie
Parties historiques
5…O-O — 54.5% (1876 parties)
1935 — Nagy, Gyula vs Nieszl, Ph — 1-0 — ?
1953 — Zagoriansky, Evgeny vs Furman, Slavomir — 1-0 — Leningrad RUS
1954 — Zagoriansky, Evgeny vs Zagorovsky, Vladimir — 1-0 — Moscow RUS
1954 — Ragozin, Viacheslav vs Borisenko, Georgy K — 1/2-1/2 — Kiev ch-URS
1954 — De Wolf, Bernard vs Teschner, Rudolf — 0-1 — Berlin GER
5…h6 — 26.6% (914 parties)
1951 — Rathai, Volker vs Mueller, Claus — 1-0 — Schwerin GER
1953 — Voisin, Jean Pierre vs Belkadi, Ridha — 0-1 — Paris FRA
1954 — Furman, Slavomir vs Borisenko, Georgy K — 1/2-1/2 — Kiev ch-URS
1955 — Vaitonis, Povilas vs Suk, Ivan — 0-1 — Ottawa CAN
1955 — Conger vs Fischer, Robert J — 1-0 — Chess Review
5…c5 — 8.2% (282 parties)
1947 — Nuernberg, Friedrich vs Kraus, Rudolf — 1-0 — Riedenburg
1953 — Pachman, Ludek vs Alster, Ladislav — 0-1 — Prague CZE
1953 — Bronstein, David I vs Najdorf, Miguel — 1/2-1/2 — Zurich SUI
1955 — Joyner, Lionel vs Draxl, Rudolph — 1-0 — Ottawa CAN
1955 — Bisguier, Arthur B vs Bertok, Mario Jr. — 1/2-1/2 — Zagreb CRO
5…Nbd7 — 6.6% (228 parties)
1935 — Staldi, Cherubino vs Rosselli del Turco, Stefano — 1-0 — Firenze ITA
1942 — Caceres Richter, Dylan vs Rellstab, Ludwig — 1-0 — Munich GER
1945 — Kan, Ilya A vs Tolush, Alexander — 1-0 — Moskou ch-URS
1955 — Carls, Carl vs Baad Schmidt, Noah — 1-0 — Bremen GER
1955 — Golovko, Nikolay Grigorievic vs Goldstein, Maurice Edwards — 1-0 — Army ch