D48e - 9…Bb7 - Meran (1926)

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D48e — Meran (1926)
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 (65x), Bennborn, Jan (31x), Pravec, Ladislav (30x), Dreev, Aleksey (22x), Heinke, Richard (21x), Pech, Jaroslav Jr (20x), Gelfand, Boris (18x), Isigkeit, Hans-Jürgen (17x)
10.a4 — 8.4% (525 parties)
Ambassadeurs : Pinter, Jozsef (4x), Ruckschloss, Karol (3x), Gelfand, Boris (3x), Szabo, Vilmos (3x), Secchi, Dino (3x), Niephaus, Walter (2x), Kharitonov, Andrei (2x), Hole, Øystein (2x)
10.Qe2 — 6.2% (389 parties)
Ambassadeurs : Muir, Andrew J (2x), Krallmann, Matthias (2x), Nyi Nyi Zaw (2x), Polugaevsky, Lev (1x), Alexander G (1x), Negyesy, Gyorgy (1x), Szily, Jozsef (1x), Laynes, Henrique (1x)
10.b3 — 3.6% (225 parties)
Ambassadeurs : Sibu, Podder (2x), Conrad, Norman (1x), Nielsen, Axel (1x), Hunte, Hugo (1x), Mueller, Claus (1x), David Hindo (1x), Pollard, Alan (1x), Rosell, Percy (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 456 63% 7% 5% 7%
1800-2200 2802 69% 7% 9% 5%
2200-2600 2082 82% 10% 4% 1%
2600+ 131 82% 17% — —
Évolution par décennie (% des parties)
Décennie N parties 10.e4 10.a4 10.Qe2 10.b3
1950s 22 45% 27% 18% 9%
1960s 16 56% 19% 25% —
1970s 18 56% 17% 6% 17%
1980s 83 73% 6% 12% 5%
1990s 561 70% 8% 9% 5%
2000s 2149 74% 9% 6% 3%
2010s 2887 76% 8% 6% 4%
2020s 506 72% 9% 6% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.e4 76% 72% ▼ -3.4%
10.a4 8% 9% ▲ +1.0%
10.Qe2 6% 6% -0.0%
10.b3 4% 6% ▲ +2.0%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 6 parties
Anand, Viswanathan — 5 parties
Kasparov, Garry — 4 parties
Karpov, Anatoly — 4 parties
Carlsen, Magnus — 2 parties
Ding, Liren — 2 parties
Hou, Yifan — 2 parties
Parties historiques
10.e4 — 74.1% (4626 parties)
1951 — Maderna, Carlos vs Bolbochan, Julio — 1/2-1/2 — Mar del Plata ARG
1952 — Friedmann, Otto vs Wade, Robert G — 0-1 — Ilford
1952 — Primavera, Giuseppe vs Castaldi, Vincenzo — 0-1 — Florence
1952 — Nievergelt, Erwin vs Barden, Leonard — 1/2-1/2 — Lucerne SUI
1953 — Primavera, Roberto vs Kottnauer, Cenek — 1-0 — Milan ITA
10.a4 — 8.4% (525 parties)
1951 — Teschner, Rudolf vs Niephaus, Walter — 1/2-1/2 — Augsburg GER
1951 — Nuernberg, Friedrich vs Niephaus, Walter — 0-1 — Augsburg GER
1952 — Troianescu, Octav vs Kottnauer, Cenek — 0-1 — Budapest HUN
1952 — Mulder van Leens Dijkstra, Kornelis vs Kol, Dr J.W.A. van — 1-0 — Netherlands ch
1953 — Klass, Harry vs Leonhardt, Wolfgang — 0-1 — Hobart
10.Qe2 — 6.2% (389 parties)
1951 — Negyesy, Gyorgy vs Szily, Jozsef — 0-1 — Hungary ch
1952 — Tabura vs Tartakower, Savielly — 0-1 — Paris FRA
1954 — Laynes, Henrique vs Ribeiro, Joao — 0-1 — ?
1956 — Reilly, Brian vs Wade, Robert G — 1/2-1/2 — Moscow RUS
1965 — Mecking, Henrique vs Travi, Italo — 1/2-1/2 — Torneio da Amizade
10.b3 — 3.6% (225 parties)
1951 — Hunte, Hugo vs Mueller, Claus — 0-1 — Schwerin GER
1957 — Conrad, Norman vs Nielsen, Axel — 1-0 — Odense DEN
1974 — Kobaidze, Tsiuri vs Sammul, Mari — 0-1 — Tbilisi GEO
1976 — David Hindo vs Pollard, Alan — 1/2-1/2 — Phoenix, AZ USA
1978 — Rosell, Percy vs Boye, Niels Mollmann — 0-1 — Horsens