E11m - 4.Bd2 a5 5.g3

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E11m —
1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 a5 5.g3
Eval: [+0.17]
Les coups candidats
5…b6 — 28.7% (1045 parties)
Ambassadeurs : Eperjesi, Laszlo Dr. (18x), Korchnoi, Viktor (12x), Kholmov, Ratmir D (11x), Urday, Henry (10x), Salov, Valery (9x), Fedorchuk, Sergey A. (9x), Garcia Gonzales, Guillermo (8x), Timman, Jan H (8x)
5…d6 — 28.5% (1037 parties)
Ambassadeurs : Kveinys, Aloyzas (18x), Ksieski, Zbigniew (15x), Winants, Luc (12x), Shubin, Kirill (10x), Turov, Maxim (10x), Garcia Ilundain, David (8x), Kulaots, Kaido (8x), Babula, Vlastimil (8x)
5…d5 — 23.5% (856 parties)
Ambassadeurs : Taimanov, Mark (33x), Miezis, Normunds (15x), Zajogin, Alexander (13x), Aleksandrov Ivanchev, Aleksandar (8x), Kurajica, Bojan (8x), Smyslov, Vladimir (7x), Eingorn, Vereslav S (7x), Kosten, Anthony C. (7x)
5…O-O — 15.5% (563 parties)
Ambassadeurs : Jussupow, Artur (6x), Makarichev, Sergey (5x), Iturrizaga Bonelli, Eduardo (5x), Alvarino Cazon, Jose Manuel (4x), Bass, Leonid (3x), Popov, Luben (3x), Raicevic, Ivica (3x), Pira, Davoud (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…b6 5…d6 5…d5 5…O-O
<1800 28 29% 18% 25% 21%
1800-2200 701 31% 26% 15% 23%
2200-2600 2556 28% 30% 26% 12%
2600+ 121 29% 32% 23% 12%
Évolution par décennie (% des parties)
Décennie N parties 5…b6 5…d6 5…d5 5…O-O
1960s 13 15% 15% — 69%
1970s 25 32% 20% 4% 24%
1980s 346 37% 9% 37% 14%
1990s 595 27% 27% 26% 17%
2000s 685 29% 24% 28% 15%
2010s 1489 27% 37% 18% 14%
2020s 485 30% 25% 22% 19%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…b6 27% 30% ▲ +3.6%
5…d6 37% 25% ▼ -11.8%
5…d5 18% 22% ▲ +3.6%
5…O-O 14% 19% ▲ +5.1%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 10 parties
Karpov, Aleksandr — 3 parties
Karpov, Anatoly — 3 parties
Kasparov, Garry — 2 parties
Ju, Wenjun — 2 parties
Carlsen, Magnus — 1 partie
Hou, Yifan — 1 partie
Parties historiques
5…b6 — 28.7% (1045 parties)
1968 — Kokkoris, Hristos vs Parma, Bruno — 0-1 — Athens GRE
1969 — Benko, Pal vs Lengyel, Laszlo — 1-0 — Malaga ESP
1970 — Ghitescu, Theodor vs Smyslov, Vladimir — 1/2-1/2 — Rovinj/Zagreb CRO
1971 — Popov, Luben vs Orev, Petar — 1-0 — Sofia BUL
1971 — Schaufelberger, Heinz vs Hohler, Peter — 1-0 — Birseck
5…d6 — 28.5% (1037 parties)
1967 — Krogius, Nikolai V vs Smyslov, Vladimir — 0-1 — Moscow RUS
1969 — Ghitescu, Theodor vs Gerusel, Mathias — 1/2-1/2 — Buesum GER
1970 — Agdamus, Jose Luis vs Rubinetti, Jorge — 1/2-1/2 — Buenos Aires ARG
1972 — Ghitescu, Theodor vs Dely, Peter — 1/2-1/2 — Toth mem Kecskemet HUN
1974 — Laurencena, Alberto vs Morgado, Juan Sebastian — 1/2-1/2 — cr.
5…d5 — 23.5% (856 parties)
1976 — Genovese, Alberto vs Manzini, Fernando — 1-0 — corr Italy
1981 — Sosonko, Gennadi vs Taimanov, Mark — 1/2-1/2 — Wijk aan Zee NED
1981 — Boensch, Uwe vs Taimanov, Mark — 1/2-1/2 — telex
1981 — Schmidt, Waldemar vs Pokojowczyk, Jerzy — 1/2-1/2 — Lubniewice ch-POL
1981 — Sinadinovic, Andjelko vs Nikolic, Zivoslav — 1/2-1/2 — Nis SRB
5…O-O — 15.5% (563 parties)
1964 — Dos Santos Teofilo, Alberto vs De Freitas, Marcio Elisio — 1/2-1/2 — Brasilia BRA
1967 — Zelevinsky, Vladimi vs Osnos, Viatcheslav — 1/2-1/2 — Leningrad RUS
1968 — Karosene vs Sammul Mari — 0-1 — Riga LAT
1968 — Podgaets, Mikhail vs Osnos, Viatcheslav — 1/2-1/2 — Alma Ata ch-URS
1968 — Ghitescu, Theodor vs Polugaevsky, Lev — 1/2-1/2 — Lugano SUI