E46a - 5.* - Normal Variation (1945)

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E46a — Normal Variation (1945)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O
Les coups candidats
Ambassadeurs : Donner, Jan-Hein (89x), Knaak, Rainer (89x), Gligoric, Sofija (87x), Portisch, Lajos (72x), Sarana, Alexey (71x), Taimanov, Mark (65x), Korchnoi, Viktor (63x), Bakheet Farag (63x)
Ambassadeurs : Guliev, Sarhan (43x), Taimanov, Mark (34x), Swayams, Mishra (33x), Sowray, Peter J (33x), Sharpe, Sam (33x), Cumming, David R (33x), Graf, Alexander (26x), Rapaka Samuel Paul (25x)
Ambassadeurs : Korchnoi, Viktor (27x), Swahnberg, Lars (17x), Rakhmanov, Aleksandr (16x), Portisch, Lajos (14x), Kolanek, Roman (13x), Shengelia, David (13x), ? (12x), Miguel, Nahuel (11x)
5.Bd2 — 5.1% (2464 parties)
Ambassadeurs : Aczel, Gergely (76x), Chanda, Sandipan (64x), Bluebaum, Matthias (36x), Badacsonyi, Stanley (26x), Grebnev, Aleksey (22x), Zakhartsov, Vladimir (16x), Charochkina, Daria (16x), Mattenberger, Matthias (16x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Bd3 5.Ne2 5.Nf3 5.Bd2
<1800 1856 65% 19% 9% 4%
1800-2200 14396 62% 25% 6% 4%
2200-2600 24529 62% 25% 4% 7%
2600+ 2007 70% 16% 3% 7%
Évolution par décennie (% des parties)
Décennie N parties 5.Bd3 5.Ne2 5.Nf3 5.Bd2
1950s 1029 69% 19% 7% 0%
1960s 1355 64% 17% 16% 0%
1970s 1233 78% 13% 7% —
1980s 2033 70% 20% 7% 0%
1990s 4255 69% 21% 7% 0%
2000s 8396 67% 23% 7% 0%
2010s 18968 61% 31% 4% 1%
2020s 11152 58% 13% 4% 19%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Bd3 61% 58% ▼ -3.0%
5.Ne2 31% 13% ▼ -17.7%
5.Nf3 4% 4% -0.2%
5.Bd2 1% 19% ▲ +17.6%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Botvinnik, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Smyslov, Vladimir — 9 parties
Karpov, Aleksandr — 3 parties
Parties historiques
5.Bd3 — 63.4% (30698 parties)
1950 — Alexander Tadala vs Sokolsky, Alexey — 1-0 — Moskou ch-URS
1950 — Kluger, Gyula vs Szabo, Laszlo — 1/2-1/2 — Budapest HUN
1950 — Amaro, Lucas Ibrair vs Acoltzi Ruiz, Mariana — 1/2-1/2 — Mar del Plata ARG
1950 — Borisenko, Georgy K vs Averbakh, Yuri L — 1/2-1/2 — Moskou ch-URS
1950 — Moiseev, Oleg vs Aleshin, Adam Din — 1/2-1/2 — ?
5.Ne2 — 23.0% (11152 parties)
1950 — Vajda, Albert vs Anay Barche — 1/2-1/2 — Budapest HUN
1950 — Evans, Larry vs Almiron, Martin Alejandro — 1-0 — Dubrovnik olm
1950 — Benko, Pal vs Berczy, Robert — 0-1 — Budapest HUN
1950 — Winser, William Arthur vs Horne, Dennis Morton — 1/2-1/2 — Hastings, White Rock Pavilion
1950 — Rapaka Samuel Paul vs Van den Berg, Carel B — 1-0 — Amsterdam NED
5.Nf3 — 5.6% (2733 parties)
1950 — Alatortsev, Vladimir N. vs Averbakh, Yuri L — 1/2-1/2 — Moscow RUS
1950 — Alatortsev, Vladimir N. vs Averbakh, Yuri L — 1/2-1/2 — ?
1951 — Abramovich Furman, Semyon vs Lipnitsky, Isaac — 0-1 — USSR
1951 — Alster, Ladislav vs Pachman, Ludek — 0-1 — Prague CZE
1952 — Miguel, Nahuel vs Rapaka Samuel Paul — 1/2-1/2 — San Salvador ESA
5.Bd2 — 5.1% (2464 parties)
1952 — Germek, Milan vs Aadhitha Karikalan — 1/2-1/2 — Belgrade SRB
1955 — Urbanec, Karel vs Kozma, Julius — 1/2-1/2 — Prague CZE
1962 — Soos, Bela vs Gheorghiu, Florin — 1/2-1/2 — Romania
1966 — Magrin, Antonio vs Watzka, Horst — 1/2-1/2 — Venice ITA
1969 — AN, Bryant vs Carlson, Curtis — 0-1 — cr.