D29l - 10…Qc7 - QGA: Classical (1907)

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D29l — QGA: Classical (1907)
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 9.Rd1 Nbd7 10.Nc3 Qc7
Les coups candidats
11.e4 — 42.5% (177 parties)
Ambassadeurs : Bialas, Wolfram (4x), Suetin, Alexey S (3x), Gerusel, Mathias (3x), Penrose, Justin (3x), Penrose, Jonathan (2x), Wichmann, Cliff (2x), Hoi, Carsten (2x), Addison, Wiliam G (1x)
11.d5 — 36.1% (150 parties)
Ambassadeurs : Pomar Salamanca, Arturo (2x), Lehmann, Heinz (2x), Suetin, Alexey S (2x), Dittmann, Sieghart (1x), Arnold, Dietmar (1x), Robatsch, Karl (1x), Pachman, Ludek (1x), Filip, Miroslav (1x)
11.Bd2 — 8.2% (34 parties)
Ambassadeurs : Jamieson, Peter M (1x), Clarke, Peter (1x), Rapaka Samuel Paul (1x), Lasker, Edward (1x), Evans, Larry (1x), Byrne, Robert E (1x), Kristiansen, Erling (1x), Aulin-Jansson, Joran (1x)
11.a3 — 5.0% (21 parties)
Ambassadeurs : Stenborg, Ake (1x), Kinnmark, Ove (1x), Ujtelky, Maximilián Samuel Rudolf (1x), Rohan (1x), Schuh, Franz (1x), Mainka, Gregor (1x), Golubovich, Anastasiya (1x), Ivanov, V. Vladimir (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.e4 11.d5 11.Bd2 11.a3
<1800 16 50% 12% 6% 19%
1800-2200 115 43% 28% 12% 4%
2200-2600 206 35% 46% 8% 5%
2600+ 7 86% 14% — —
Évolution par décennie (% des parties)
Décennie N parties 11.e4 11.d5 11.Bd2 11.a3
1950s 17 41% 41% 12% 6%
1960s 19 42% 47% 5% 5%
1970s 13 92% — — —
1980s 29 62% 28% 3% 3%
1990s 84 39% 40% 11% 5%
2000s 109 42% 36% 6% 3%
2010s 109 38% 38% 7% 7%
2020s 36 33% 33% 17% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.e4 38% 33% ▼ -4.3%
11.d5 38% 33% ▼ -4.3%
11.Bd2 7% 17% ▲ +9.3%
11.a3 7% 8% ▲ +1.0%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 1 partie
Parties historiques
11.e4 — 42.5% (177 parties)
1950 — Winter, William vs Newman, Richard — 1-0 — Buxton
1950 — Platz, Hans vs Herrmann, Ludwig — 1-0 — Soemmerda GER
1952 — Rapaka Samuel Paul vs Miguel, Nahuel — 1-0 — New York, NY USA
1953 — Ujtelky, Maximilian vs Stulik, Vlastimil — 0-1 — Prague CZE
1955 — Geller, Efim P. vs Fuderer, Andrija — 1-0 — Goteborg izt
11.d5 — 36.1% (150 parties)
1951 — Miguel, Nahuel vs Byrne, Robert E — 1/2-1/2 — New York, NY USA
1952 — Makarczyk, Kazimierz vs Litmanowicz, Wladyslaw — 1-0 — Katowice POL
1953 — Sajtar, Jaroslav vs Anay Barche — 0-1 — Bucharest ROU
1954 — Dittmann, Sieghart vs Arnold, Dietmar — 0-1 — Schkopau
1954 — Steinmeyer, Robert vs Harrow, Martin — 1/2-1/2 — New Orleans, LA USA
11.Bd2 — 8.2% (34 parties)
1951 — Evans, Larry vs Byrne, Robert E — 1-0 — New York, NY USA
1952 — Rapaka Samuel Paul vs Lasker, Edward — 1-0 — Havana CUB
1969 — Jamieson, Peter M vs Clarke, Peter — 1/2-1/2 — Rhyl ch-BCF
1988 — Kristiansen, Erling vs Aulin-Jansson, Joran — 0-1 — NOR-ch Asker NOR
1990 — Elliston, Robert V vs Bowyer, Kenneth J — 1/2-1/2 — corr GB
11.a3 — 5.0% (21 parties)
1954 — Ujtelky, Maximilián Samuel Rudolf vs Rohan — 1-0 — Amsterdam olm
1962 — Stenborg, Ake vs Kinnmark, Ove — 0-1 — Sweden
1989 — Schuh, Franz vs Mainka, Gregor — 0-1 — Dortmund III
1994 — Golubovich, Anastasiya vs Ivanov, V. Vladimir — 1-0 — corr Tch10-SU
1995 — Molvig, Henrik vs Lynge, Michael Birch — 1/2-1/2 — Roskilde DEN