A36e - 4…Bg7 - Symmetrical (1945)

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A36e — Symmetrical (1945)
1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7
Les coups candidats
Ambassadeurs : Keinanen, Toivo (22x), Lehtinen, Heikki (20x), Markowski, Tadeusz (18x), Schmidt, Wlodzimierz (17x), Cebalo, Miso (16x), Rodrigue-Lemieux, Shawn (16x), Donchenko, Alexander (15x), Green, Peter (14x)
Ambassadeurs : Adorjan, Andras (22x), Bukal, Vladimir Jr. (22x), Forintos, Gyozo V (21x), Gheorghiu, Florin (18x), Bak, Istvan (17x), Kulon, Klaudia (17x), Schmidt, Wlodzimierz (15x), Ribli, Zoltan (15x)
Ambassadeurs : Hickl, Joerg (36x), Seirawan, Yasser (34x), Gurevich, Valery M. (18x), Gheorghiu, Florin (17x), Manouck, Thierry (16x), Spiridonov, Nikola (16x), Zueger, Beat (15x), Miezis, Normunds (14x)
Ambassadeurs : Miezis, Normunds (103x), Weyerstrass, Ronald (26x), Zwardon, Vojtech (24x), Foisor, Cristina-Adela (21x), Williams, Simon K (12x), Zoltek, Tadeusz (12x), Sehner, Norbert (11x), Hentunen, Asko (11x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Nf3 5.e3 5.a3 5.d3
<1800 1572 39% 21% 10% 13%
1800-2200 11082 38% 19% 15% 14%
2200-2600 12326 35% 19% 22% 13%
2600+ 482 40% 13% 16% 21%
Évolution par décennie (% des parties)
Décennie N parties 5.Nf3 5.e3 5.a3 5.d3
1950s 99 35% 22% 14% 16%
1960s 644 27% 28% 12% 18%
1970s 1015 24% 29% 20% 14%
1980s 1393 32% 25% 22% 8%
1990s 4113 36% 24% 14% 11%
2000s 6706 30% 20% 23% 13%
2010s 11045 44% 16% 15% 13%
2020s 3660 38% 15% 13% 17%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Nf3 44% 38% ▼ -5.7%
5.e3 16% 15% ▼ -0.6%
5.a3 15% 13% ▼ -1.7%
5.d3 13% 17% ▲ +4.3%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 10 parties
Tal, Mikhail — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Anand, Viswanathan — 10 parties
Ding, Liren — 10 parties
Karpov, Anatoly — 9 parties
Gukesh D — 9 parties
Hou, Yifan — 6 parties
Kasparov, Garry — 5 parties
Smyslov, Vladimir — 1 partie
Fischer, Robert James — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
5.Nf3 — 37.1% (10645 parties)
1952 — Heinicke, Herbert vs Levy, Pascal — 1-0 — Helsinki olm
1954 — Raizman, Maurice vs Trifunovic, Petar — 1/2-1/2 — Amsterdam NED
1955 — Steiner, Herman vs Steinmeyer, Robert — 1/2-1/2 — Long Beach, CA USA
1956 — Portisch, Lajos vs Pogats, Jozsef Jr. — 1/2-1/2 — Budapest HUN
1956 — Conen, Friedrich vs Groenegress, Wilfried — 1-0 — Rheda
5.e3 — 19.1% (5484 parties)
1954 — Moiseev, Oleg vs Lebedev, Sergey — 1-0 — Erevan ARM
1955 — Bisguier, Arthur B vs Reiter, Alexander — 1-0 — New York, NY USA
1955 — Antonio Molina, Zayra Angelina vs Ujtelky, Maximilián Samuel Rudolf — 1/2-1/2 — Prague CZE
1956 — Boutteville, Cesar vs Partyka, Kazimierz — 1-0 — Moskou olm
1956 — Pachman, Ludek vs Botvinnik, Mikhail — 1/2-1/2 — Moscow RUS
5.a3 — 16.9% (4840 parties)
1956 — Kotov, Alexander vs Slepoy, Yosef — 0-1 — Leningrad RUS
1957 — Taimanov, Mark vs Suetin, Alexey S — 1-0 — Leningrad RUS
1957 — Rapaka Samuel Paul vs Byrne, David — 1/2-1/2 — New York, NY USA
1957 — Vukovic, Sava vs Gligoric, Sofija — 1/2-1/2 — Sombor
1957 — Botvinnik, Mikhail vs Averbakh, Yuri L — 0-1 — Moscow RUS
5.d3 — 13.2% (3793 parties)
1952 — Heinicke, Herbert vs Ehrat, Jules — 1-0 — Lucerne SUI
1954 — Petrosian, Tigran V. vs Bisguier, Arthur B — 1-0 — New York, NY USA
1955 — Sanguineti, Raúl Carlos vs Trifunovic, Petar — 1/2-1/2 — Buenos Aires ARG
1956 — Koblentz, A. vs Khalilbayov, Sabirbay — 1/2-1/2 — Tbilisi GEO
1956 — Koblencs, Alexander vs Khalilbeili, Sultan — 1/2-1/2 — Tbilisi GEO