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D23e — QGA: Mannheim (1935)
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Qa4+ Nc6 5.Nc3
Les coups candidats
5…Nd5 — 55.0% (142 parties)
Ambassadeurs : Dlugy, Maxim (4x), Crouch, Colin S (3x), Sadler, Matthew D (3x), Ivanchuk, Vasyl (3x), Andersson, Ulf (2x), Korchnoi, Viktor (2x), Knezevic, Milorad (2x), Stohl, Igor (2x)
5…e6 — 18.6% (48 parties)
Ambassadeurs : Hadi, Adrian (1x), Clarke, Peter (1x), Trifunovic, Petar (1x), Szabo, Iuliu inactive (1x), Averbakh, Yuri L (1x), Spassky, Boris Vasily (1x), Glotov, Vladimir (1x), Flohr, Salo (1x)
5…Bd7 — 7.4% (19 parties)
Ambassadeurs : specialhj (4x), Ferreira Isasi, Oscar (1x), Braga, Fernando (1x), Prange, Dieter (1x), Palmer, Christian (1x), Cilia Vincenti, Victor (1x), Milicevic, Slobodan (1x), Tanggaard, Hans (1x)
5…Nd7 — 5.8% (15 parties)
Ambassadeurs : Elter, Sophia (2x), Bonin, Jay (2x), Hanks, John (1x), Reissmann, Paul (1x), Dowling, John (1x), Poschel, Paul (1x), Drasko, Milan (1x), Marjanovic, Slavoljub (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Nd5 5…e6 5…Bd7 5…Nd7
<1800 6 67% 17% — —
1800-2200 56 50% 21% 11% 2%
2200-2600 124 68% 15% 2% 9%
2600+ 11 73% 27% — —
Évolution par décennie (% des parties)
Décennie N parties 5…Nd5 5…e6 5…Bd7 5…Nd7
1950s 1 — 100% — —
1960s 13 38% 23% — 8%
1970s 3 67% 33% — —
1980s 27 78% 11% 4% 7%
1990s 66 55% 20% 5% 11%
2000s 68 56% 16% 9% 4%
2010s 63 49% 21% 11% 3%
2020s 17 53% 18% 12% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Nd5 49% 53% ▲ +3.7%
5…e6 21% 18% ▼ -3.0%
5…Bd7 11% 12% ▲ +0.7%
5…Nd7 3% 0% ▼ -3.2%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 1 partie
Parties historiques
5…Nd5 — 55.0% (142 parties)
1963 — Botvinnik, Mikhail vs Petrosian, Tigran V. — 1/2-1/2 — Moskou wch-m
1963 — Cruz, Raul C. vs Sanguineti, Raúl Carlos — 0-1 — Buenos Aires ARG
1963 — Taimanov, Mark vs Klaman, Konstantin Mikhailovich — 1-0 — Leningrad RUS
1964 — Rapaka Samuel Paul vs Portisch, Lajos — 1/2-1/2 — Tel Aviv ISR
1968 — Zajic, Jiri vs Neduchal, Zdenek — 1/2-1/2 — Prague CZE
5…e6 — 18.6% (48 parties)
1952 — Glotov, Vladimir vs Flohr, Salo — 1/2-1/2 — Moscow RUS
1960 — Averbakh, Yuri L vs Spassky, Boris Vasily — 1/2-1/2 — Leningrad ch-URS
1961 — Hadi, Adrian vs Clarke, Peter — 1/2-1/2 — Aberystwyth
1965 — Trifunovic, Petar vs Szabo, Iuliu inactive — 1/2-1/2 — Hamburg etc
1975 — Harper, Bruce vs Keres, Paul Petrovich — 0-1 — Vancouver op
5…Bd7 — 7.4% (19 parties)
1983 — Ferreira Isasi, Oscar vs Braga, Fernando — 0-1 — Asuncion PAR
1990 — Prange, Dieter vs Palmer, Christian — 1-0 — St Ingbert op
1990 — Cilia Vincenti, Victor vs Milicevic, Slobodan — 1/2-1/2 — Novi Sad SRB
1993 — Tanggaard, Hans vs Archangelsky, Mikhail — 0-1 — Aalborg DEN
2001 — Colard, Eric vs Zub Dmitry — 1-0 — ?
5…Nd7 — 5.8% (15 parties)
1964 — Hanks, John vs Reissmann, Paul — 1-0 — Tel Aviv ISR
1981 — Dowling, John vs Poschel, Paul — 0-1 — Warren Motor City op
1985 — Drasko, Milan vs Marjanovic, Slavoljub — 1/2-1/2 — Sarajevo BIH
1990 — Blagojevic, Dragisa vs Sulava, Nenad — 1-0 — Kladovo
1990 — Elter, Sophia vs Bonin, Jay — 0-1 — Manhattan