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E04e — Open (1948)
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 a6
Les coups candidats
Ambassadeurs : Deforel, Jorge Eduardo (29x), Allawi Rawlings (27x), Dorer, Manfred (27x), Sveshnikov, Evgeny (26x), Salzmann, Stefan (24x), Pérez López, Alberto (23x), Novikov, Igor (18x), Kveinys, Aloyzas (18x)
6.Ne5 — 13.8% (1233 parties)
Ambassadeurs : Allawi Rawlings (11x), Kopylov, Michael (8x), Van Wely, Loek (6x), Kiss, Pal (6x), Postny, Evgeny (6x), Raja Rithvik R (6x), Razuvaev, Yuri S (4x), Beliavsky, Alexander G (4x)
6.a4 — 4.2% (377 parties)
Ambassadeurs : Sveshnikov, Evgeny (3x), Donchev, Dimitar I. (2x), Rashkovsky, Nukhim N (2x), Tarleva, Diana (2x), Chekletsov, Ilya (2x), Tokat, Nehir (2x), Bredenhof, Bo (2x), Buonanno, Raffaele (2x)
6.Qc2 — 0.3% (29 parties)
Ambassadeurs : Tsiganova, Monika (2x), Hell, Manfred (1x), Busch, Raimund (1x), Jepson, Christian (1x), Schneider, Alexander (1x), Van Harreveld, Frenk (1x), De Roda Husman, Juan (1x), Parkhomenko, Ekaterina (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.O-O 6.Ne5 6.a4 6.Qc2
<1800 278 81% 13% 4% 1%
1800-2200 2930 80% 13% 6% 0%
2200-2600 5026 82% 14% 3% 0%
2600+ 287 77% 22% — —
Évolution par décennie (% des parties)
Décennie N parties 6.O-O 6.Ne5 6.a4 6.Qc2
1950s 14 43% 43% 14% —
1960s 9 33% 44% 11% —
1970s 62 50% 31% 18% —
1980s 259 80% 15% 5% —
1990s 336 76% 15% 8% 1%
2000s 1411 82% 13% 4% 1%
2010s 4539 83% 14% 3% 0%
2020s 2321 80% 14% 6% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.O-O 83% 80% ▼ -3.2%
6.Ne5 14% 14% +0.3%
6.a4 3% 6% ▲ +3.0%
6.Qc2 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 8 parties
Hou, Yifan — 8 parties
Ju, Wenjun — 7 parties
Gukesh D — 6 parties
Anand, Viswanathan — 5 parties
Carlsen, Magnus — 4 parties
Kramnik, Vladimir — 3 parties
Ding, Liren — 3 parties
Parties historiques
6.O-O — 81.3% (7274 parties)
1952 — Konstantinopolsky, Alexander vs Ravinsky, Grigory — 1-0 — Odessa UKR
1952 — Tylor, Theodore Henry vs Muhring, Willem Jan — 0-1 — London ENG
1954 — Walsh, James vs Fichtl, Jiri — 0-1 — Amsterdam olm
1954 — Opocensky, Karel vs Altschul, Milos — 1-0 — Jablonec nad Nisou
1955 — Martin Martinez, Pedro Jose vs Gligorić, Svetozar — 0-1 — Buenos Aires ARG
6.Ne5 — 13.8% (1233 parties)
1951 — Gereben, Erno vs Pogats, Jozsef Jr. — 1-0 — Hungary ch
1951 — Donner, Jan-Hein vs Gligorić, Svetozar — 1/2-1/2 — Birmingham Birmingham ENG
1952 — Platz, Hans vs Zenker, Lothar — 1-0 — Binz GER
1958 — Willaert, Robert vs Van Den Broeck, Hans — 1-0 — Blankenberge
1958 — Neishtadt, Yakov vs Prokonn — 1-0 — cr.
6.a4 — 4.2% (377 parties)
1951 — Golombek, Harry vs Eken, Max — 1-0 — Paignton
1958 — Bjeljakow, WM. vs Knothe, Karl — 0-1 — corr USSR-GER
1964 — Taimanov, Mark vs Pachman, Ludek — 1-0 — Havana CUB
1972 — Razuvaev, Yuri S vs Zhidkov, Valery S — 1/2-1/2 — Baku ch-URS
1973 — Espig, Lutz vs Moehring, Guenther — 1-0 — DDR-ch 22th Erfurt GER
6.Qc2 — 0.3% (29 parties)
1996 — Hell, Manfred vs Busch, Raimund — 0-1 — Oberliga Sued W9697
1996 — Jepson, Christian vs Schneider, Alexander — 0-1 — VK3
2001 — Van Harreveld, Frenk vs De Roda Husman, Juan — 1/2-1/2 — NED
2003 — Parkhomenko, Ekaterina vs Kim, Yuliya — 0-1 — Kazan RUS
2003 — Schalkwijk, Peter H vs Warwaszynski, Zbigniew — 1/2-1/2 — IECC