D48e - 9.O-O Bb7 - Meran (1926)

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D48e — Meran
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.O-O Bb7
Les coups candidats
Ambassadeurs : Weber, Karlheinz (67x), Pravec, Ladislav (30x), Bennborn, Jan (30x), Isigkeit, Hans-Jürgen (26x), Balta, Mihai Victor (22x), Dreev, Aleksey (21x), Heinke, Richard (21x), Sherwood, Russell (19x)
10.a4 — 8.5% (524 parties)
Ambassadeurs : Kempinski, Robert (5x), Korchnoi, Viktor (4x), Pinter, Jozsef (3x), Ruckschloss, Karol (3x), Gelfand, Boris (3x), Golod, Vitali (3x), Secchi, Dino (3x), Weber, Karlheinz (3x)
10.Qe2 — 6.2% (382 parties)
Ambassadeurs : Riihimaki, Pekka (3x), Nyi Nyi Zaw (2x), Krallmann, Matthias (2x), Kaidanov, Gregory (2x), Papadopoulou, Vasiliki (2x), Mytsyk, Yuriy (2x), Nene, Themba (2x), Hoenlinger, Baldur (1x)
10.b3 — 3.5% (218 parties)
Ambassadeurs : Roizen, Nadejda (2x), Shumiakina, Tatiana (2x), Sramek, Vojtech (2x), Gerl, Hans, Dr. (2x), Sibu, Podder (2x), Norman Hansen, Holger (1x), Nielsen, Axel (1x), Hunte, Hugo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.e4 10.a4 10.Qe2 10.b3
<1800 214 56% 7% 5% 10%
1800-2200 2497 68% 7% 9% 5%
2200-2600 2348 83% 10% 4% 1%
2600+ 141 82% 17% — —
Évolution par décennie (% des parties)
Décennie N parties 10.e4 10.a4 10.Qe2 10.b3
1910s 3 67% 33% — —
1920s 4 25% — 25% —
1930s 4 50% 25% 25% —
1940s 4 25% 75% — —
1950s 22 45% 27% 18% 9%
1960s 16 56% 19% 25% —
1970s 18 56% 17% 6% 17%
1980s 82 73% 6% 12% 5%
1990s 559 70% 8% 9% 5%
2000s 2148 74% 9% 6% 3%
2010s 2873 76% 8% 6% 3%
2020s 467 75% 8% 4% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.e4 76% 75% -0.3%
10.a4 8% 8% ▲ +0.6%
10.Qe2 6% 4% ▼ -1.1%
10.b3 3% 5% ▲ +1.2%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 6 parties
Anand, Viswanathan — 5 parties
Kasparov, Garry — 4 parties
Karpov, Anatoly — 3 parties
Carlsen, Magnus — 2 parties
Ding, Liren — 2 parties
Alekhine, Alexander — 1 partie
Karpov, Aleksandr — 1 partie
Parties historiques
10.e4 — 74.3% (4604 parties)
1914 — Vidmar Milan vs John, Walter — 1-0 — Mannheim GER
1914 — Vidmar, Milan Sr vs John, Walter — 1-0 — Mannheim GER
1925 — Alekhine, Alexander vs Grigorieff, W. — 1-0 — Geneve simultaan
1934 — Andersen, Erik vs Bauer, Adam — 1-0 — Copenhagen DEN
1936 — Tipary, Lajos vs Gereben, Erno — 1/2-1/2 — Budapest HUN
10.a4 — 8.5% (524 parties)
1915 — Collijn, Ludvig vs Dahlberg, V. — 1-0 — Stockholm SWE
1930 — Van den Bosch, Johannes vs Winter, William — 1/2-1/2 — Hamburg GER
1949 — Rellstab, Ludwig Sr vs Bogoljubow, Efim — 0-1 — Bad Pyrmont GER
1949 — Rellstab, Ludwig vs Bogoljubow, Efim — 0-1 — Nuerenberg GER
1949 — Heemsoth, Hermann vs Tautvaisas, Povilas — 0-1 — ?
10.Qe2 — 6.2% (382 parties)
1926 — Hoenlinger, Baldur vs Lokvenc, Josef — 1/2-1/2 — Vienna AUT
1937 — Bolbochan, J. vs Piazzini — 1-0 — Buenos Aires ARG
1951 — Negyesy, Gyorgy vs Szily, Jozsef — 0-1 — Hungary ch
1952 — Tabura vs Tartakower, Savielly — 0-1 — Paris FRA
1954 — Laynes, Henrique vs Ribeiro, Neto Joao B — 0-1 — ?
10.b3 — 3.5% (218 parties)
1951 — Hunte, Hugo vs Mueller, Claus — 0-1 — Schwerin GER
1957 — Norman Hansen, Holger vs Nielsen, Axel — 1-0 — Odense DEN
1974 — Kobaidze, Tsiuri vs Sammul Mari — 0-1 — Tbilisi GEO
1976 — Hestenes, David vs Pollard, Alan — 1/2-1/2 — Phoenix, AZ USA
1978 — Rosell, Percy vs Boye, Niels Mollmann — 0-1 — Horsens