A37q - 5…e5 - Symmetrical Variation, Botvinnik System Reversed, with Nf3 (2002)

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A37q — Symmetrical Variation, Botvinnik System Reversed, with Nf3 (2002)
1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 e5
Les coups candidats
Ambassadeurs : Ernst, Thomas (22x), Miezis, Normunds (16x), Wedberg, Tom (12x), Ksieski, Zbigniew (11x), Uhlmann, Wolfgang (8x), Mitrandzas, Athanasios (8x), Kozak, Adam (7x), Bobotsov, Milko G (6x)
Ambassadeurs : Polgar, Judit (6x), Wedberg, Tom (6x), Eperjesi, Laszlo Dr. (5x), Jirovsky, Pavel (5x), Anay Barche (4x), Bobotsov, Milko G (3x), Norwood, David R (3x), Lengyel, Laszlo (3x)
Ambassadeurs : Loginov, Valery A (18x), Gdanski, Jacek (10x), Fancsy, Imre (10x), De Firmian, Nick (7x), Ernst, Thomas (6x), Kaidanov, Gregory (6x), Wedberg, Tom (5x), Cramling, Pia (5x)
6.e4 — 1.6% (118 parties)
Ambassadeurs : Alexakis, Dimitrios NA (1x), Bousios, Hristos (1x), Areeba Shabir (1x), Ljubisavljevic, Zivojin Z (1x), Ahn, Changbum (1x), Taylor, Gordon (1x), Ludgate, Alan (1x), Fuller, Maxwell L (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.O-O 6.d3 6.a3 6.e4
<1800 290 52% 34% 6% 6%
1800-2200 2824 57% 33% 7% 2%
2200-2600 3806 60% 23% 15% 1%
2600+ 146 49% 23% 27% —
Évolution par décennie (% des parties)
Décennie N parties 6.O-O 6.d3 6.a3 6.e4
1950s 9 44% 56% — —
1960s 51 47% 47% 6% —
1970s 129 56% 33% 8% 2%
1980s 297 56% 30% 12% 1%
1990s 961 52% 30% 15% 1%
2000s 1912 55% 31% 10% 2%
2010s 3187 63% 25% 10% 1%
2020s 1000 55% 26% 16% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.O-O 63% 55% ▼ -7.4%
6.d3 25% 26% ▲ +1.1%
6.a3 10% 16% ▲ +6.1%
6.e4 1% 1% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 8 parties
Botvinnik, Mikhail — 3 parties
Karpov, Anatoly — 2 parties
Carlsen, Magnus — 2 parties
Gukesh D — 2 parties
Ding, Liren — 2 parties
Anand, Viswanathan — 1 partie
Parties historiques
6.O-O — 57.8% (4360 parties)
1957 — Averbakh, Yuri L vs Bagirov, Vladimir — 1-0 — Sverdlovsk
1957 — Holm, Sejer vs Petersen, Finn — 0-1 — Odense DEN
1958 — Byvshev, Vasily vs Kholmov, Ratmir D — 0-1 — Tashkent UZB
1959 — Jaeger, Walter vs Lehmann, Heinz — 0-1 — FRG-ch Nuerenberg GER
1960 — Peterson, Andrejs vs Osnos, Viatcheslav — 1/2-1/2 — Vilnius LTU
6.d3 — 27.8% (2099 parties)
1956 — Christian Fernandes vs Boutteville, Cesar — 0-1 — Paris FRA
1956 — Parak, Frantisek vs Holas, Josef — 1-0 — Podebrady CZE
1957 — Gurgenidze, Bukhuti vs Stoliar, Efim Samoilovich — 1/2-1/2 — Moscow RUS
1959 — Ujtelky, Maximilián Samuel Rudolf vs Honfi, Karoly — 1/2-1/2 — Balatonfured
1959 — Mikenas, Vladas vs Gipslis, Aivars — 1-0 — Riga LAT
6.a3 — 11.5% (866 parties)
1962 — Sanguineti, Raúl Carlos vs Rubinetti, Jorge — 1-0 — Buenos Aires ARG
1962 — Bernstein, Sidney vs Mednis, Edmar J — 1-0 — New York Marshall CC
1968 — Ivkov, Borislav vs Medina-Garcia, Antonio — 1-0 — Malaga ESP
1972 — Malich, Burkhard, Dr. vs Timman, Jan H — 1-0 — Amsterdam NED
1972 — Jongsma, Alexander vs Soos, Bela — 1-0 — Amsterdam NED
6.e4 — 1.6% (118 parties)
1975 — Valent, Ing vs Eperjesi, Laszlo Dr. — 0-1 — Salgotarjan
1976 — Ludgate, Alan vs Fuller, Maxwell L — 0-1 — London ENG
1979 — Alexakis, Dimitrios NA vs Bousios, Hristos — 0-1 — Athens GRE
1981 — Ahn, Changbum vs Taylor, Gordon — 0-1 — Vancouver BC CAN
1982 — Skrenek, Jiri vs Silman, Jeremy — 0-1 — ?