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D14h — Exchange (1925)
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.cxd5 cxd5 5.Nc3 Nc6 6.Bf4 Bf5 7.e3 e6 8.Bd3
Les coups candidats
8…Bxd3 — 93.9% (2618 parties)
Ambassadeurs : Meduna, Eduard (24x), Dao, Thien Hai (18x), Popov, Luben (16x), Knezevic, Milorad (15x), Gufeld, Eduard (13x), Ivkov, Borislav (11x), Zhao, Shengxin (11x), Velikov, Petar (10x)
8…Bg6 — 3.3% (93 parties)
Ambassadeurs : Rashkovsky, Nukhim N (2x), Krueger, Olaf (2x), Mayr, Klaus (2x), Pelts, Roman (1x), ? (1x), Blagidze, Alexander (1x), Mnatsakanian, Eduard A (1x), Kojder, Konrad (1x)
8…Bd6 — 1.0% (28 parties)
Ambassadeurs : Eperjesi, Laszlo Dr. (2x), Ligterink, Gert (1x), Bohm, Hans (1x), Schinzel, Wladyslaw (1x), Masic, Ljubomir (1x), Troesch, Thomas (1x), Epple, Dennis (1x), Daly, Colm (1x)
8…Ne4 — 0.7% (20 parties)
Ambassadeurs : Hector, Jonny (2x), Alexandre, Jorge (1x), Ravikumar, Vaidyanathan (1x), Grunwald, R. (1x), Mueller, Leonhard (1x), Wallach, Kenneth (1x), Van Meter, Lester (1x), Rodgaard, John (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Bxd3 8…Bg6 8…Bd6 8…Ne4
<1800 56 71% 14% 7%
1800-2200 568 91% 6% 1% 1%
2200-2600 1874 95% 2% 1% 0%
2600+ 93 99% 1%
Évolution par décennie (% des parties)
Décennie N parties 8…Bxd3 8…Bg6 8…Bd6 8…Ne4
1950s 17 88% 6%
1960s 79 99% 1%
1970s 88 95% 5%
1980s 226 94% 4% 1% 2%
1990s 376 92% 4% 2% 1%
2000s 576 93% 3% 2% 1%
2010s 1090 94% 3% 0% 1%
2020s 336 94% 4% 0% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Bxd3 94% 94% -0.1%
8…Bg6 3% 4% +0.4%
8…Bd6 0% 0% -0.2%
8…Ne4 1% 1% +0.3%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 2 parties
Carlsen, Magnus — 2 parties
Botvinnik, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
8…Bxd3 — 93.9% (2618 parties)
1950 — Kottnauer, Cenek vs Rossolimo, Nicolas — 1/2-1/2 — Amsterdam NED
1950 — Al Husari, Zita Fatima vs Kottnauer, Cenek — 1/2-1/2 — Schiavno Zdroj
1951 — Flohr, Salo vs Botvinnik, Mikhail — 1/2-1/2 — Moskou ch-URS
1952 — Rapaka Samuel Paul vs Gligoric, Sofija — 1/2-1/2 — New York, NY USA
1952 — Garcia Vera, Oscar vs Patt Rubinstein, J. — 1/2-1/2 — Rosario ARG
8…Bg6 — 3.3% (93 parties)
1957 — Blagidze, Alexander vs Mnatsakanian, Eduard A — 1/2-1/2 — Tbilisi GEO
1963 — Pelts, Roman vs ? — 1/2-1/2 — Kiev UKR
1971 — Spiridonov, Nikolai vs Spassov, Liuben — 1/2-1/2 — Sofia BUL
1972 — HASAN MOHAMED ALAALI vs Tumurbator, Purev — 1-0 — Teheran
1973 — Garcia Gonzales, Guillermo vs Hennings, Artur — 1/2-1/2 — DSV-Turnier Leipzig GER
8…Bd6 — 1.0% (28 parties)
1980 — Schinzel, Wladyslaw vs Masic, Ljubomir — 1/2-1/2 — Sombor
1983 — Ligterink, Gert vs Bohm, Hans — 1/2-1/2 — Wijk aan Zee NED
1993 — Ayan Schneider vs Eperjesi, Laszlo Dr. — 1/2-1/2 — Budapest II
1996 — Annakov, Babakuli vs Ulko, Jaroslav — 1/2-1/2 — ?
1996 — Ikonnikov, Vyacheslav vs Komarov, Dimitri — 1/2-1/2 — Paris FRA
8…Ne4 — 0.7% (20 parties)
1982 — Alexandre, Jorge vs Ravikumar, Vaidyanathan — 1/2-1/2 — Indianapolis, IN USA
1986 — Wallach, Kenneth vs Van Meter, Lester — 0-1 — Philadelphia, PA USA
1987 — Grunwald, R. vs Mueller, Leonhard — 1-0 — Dortmund open
1987 — Rodgaard, John vs Hector, Jonny — 0-1 — Espergaerde
1992 — Andersen, Lars Even vs Skagen, Bo — 1-0 — Gjovik