Archives des A38a - 5…Nf6 - English: Symmetrical Main Line [+0.30]

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A38a — English: Symmetrical Main Line

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6

Eval: [+0.30]

Les coups candidats

Ambassadeurs : Vetter, Udo (22x), Farago, Sandor (17x), Szalanczi, Emil (15x), Zsiltzova-Lisenko, Lubov (12x), ? (11x), Wall, Bill (10x), Vehreschild, Axel (10x), Kahn, Evarth Dr. (10x)

6.d4 — 25.3% (3056 parties) →

Ambassadeurs : Arkell, Keith C (24x), Macieja, Bartlomiej (18x), Uhlmann, Wolfgang (11x), Grossi, Roberto (10x), Brusiani, Angelo (10x), Lehtinen, Heikki (9x), Kolojeski, Paul (9x), Wojtkiewicz, Aleksander (8x)

6.d3 — 3.3% (395 parties)

Ambassadeurs : McNab, Colin A (6x), Reti, Richard (3x), Green, Peter (3x), Gruenfeld, Ernst (2x), Hanspach, Alexander (2x), Dickson, Ian C (2x), Blair, Matthew (2x), Kaneda, Eric Kazuichi (2x)

6.a3 — 0.9% (113 parties)

Ambassadeurs : Schumacher, Ursula (3x), Homes, Helmut (2x), Chatel, Maurizio (2x), Benko, Pal (1x), Zuckerman, Bernard (1x), Szilagyi, Gyorgy Laszlo (1x), Geszosz Pavlosz (1x), Zoltek, Tadeusz (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6.O-O	6.d4	6.d3	6.a3
<1800	607	72%	14%	7%	3%
1800-2200	5071	70%	24%	4%	1%
2200-2600	3472	61%	37%	1%	1%
2600+	116	47%	53%	1%	—

Évolution par décennie (% des parties)

Décennie	N parties	6.O-O	6.d4	6.d3	6.a3
1910s	3	33%	67%	—	—
1920s	19	47%	16%	37%	—
1930s	11	73%	27%	—	—
1940s	8	75%	25%	—	—
1950s	46	61%	35%	4%	—
1960s	193	78%	18%	3%	1%
1970s	295	80%	17%	1%	1%
1980s	531	79%	17%	2%	1%
1990s	2377	75%	19%	3%	1%
2000s	3199	74%	20%	4%	1%
2010s	4607	62%	32%	3%	1%
2020s	768	58%	37%	3%	0%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6.O-O	62%	58%	▼ -4.2%
6.d4	32%	37%	▲ +5.1%
6.d3	3%	3%	-0.4%
6.a3	1%	0%	▼ -0.6%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 6 parties
Tal, Mikhail — 5 parties
Carlsen, Magnus — 5 parties
Anand, Viswanathan — 4 parties
Karpov, Anatoly — 2 parties
Kramnik, Vladimir — 2 parties
Kasparov, Garry — 1 partie
Botvinnik, Mikhail — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

6.O-O — 68.8% (8301 parties)

1914 — Carls, Carl vs Post, Erhard — 1-0 — Mannheim GER
1924 — Duchamp, Marcel vs Fallet Kahn, Victor — 0-1 — Paris FRA
1924 — Reti, Richard vs Guerra Boneo — 0-1 — Buenos Aires ARG
1924 — Maroczy, Geza vs Exner, Gyozo — 1-0 — Gyor
1925 — Anaya, Ogger Carlos vs Villegas, Benito — 1/2-1/2 — Montevideo URU

6.d4 — 25.3% (3056 parties)

1912 — Rubinstein, Akiba vs Důras, Oldřich — 1-0 — Bad Pistyan CZE
1912 — Rubinstein, Akiba vs Duras, Oldrich — 1-0 — Pistyan
1926 — Kmoch, Hans vs Vajda, Albert — 1/2-1/2 — Semmering AUT
1928 — Giersing, Johannes H vs Gemzoe, Jacob — 0-1 — Horsens
1928 — Carls, Carl vs Tschepurnoff, Anatol Aleksievitis — 1/2-1/2 — The Hague NED

6.d3 — 3.3% (395 parties)

1923 — Reti, Richard vs Becker Griesbeck, Achille — 1-0 — Vienna AUT
1923 — Reti, Richard vs Gruenfeld, Ernst — 1/2-1/2 — Maehrisch Ostrau
1923 — Reti, Richard vs Gruenfeld, Ernst — 1/2-1/2 — Maehrisch-Ostrau
1925 — Speijer, Abraham vs Van Hartingsvelt, Hendrik — 1-0 — NED
1925 — Herzog, Franz vs Kotek, Josef — 1-0 — Braunau

6.a3 — 0.9% (113 parties)

1965 — Szilagyi, Gyorgy Laszlo vs Geszosz Pavlosz — 1-0 — Budapest HUN
1967 — Benko, Pal vs Zuckerman, Bernard — 1-0 — USA
1973 — Karapchanski, Dimitar vs Orev, Petar — 1-0 — Sofia BUL
1974 — Seibold, Hubert, Dr. vs Blodig, Reinhard — 1/2-1/2 — Ebersberg
1975 — Van de Berkmortel, Theo vs Boll, Peter — 1-0 — Uden

Partie
1923 Maehrisch Ostrau – Round 13 – Reti, Richard – 1/2-1/2 – Gruenfeld, Ernst – G83 1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Bg2 Bg7 5. Nc3 Nc6 6. d3 O-O 7. Be3 d6 8. Qc1 Re8 9. h3 Bd7 10. O-O Rc8
1923 Vienna – Round 6 – Reti, Richard – 1-0 – Becker Griesbeck, Achille – G32 1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Bg2 Bg7 5. Nc3 Nc6 6. d3 O-O 7. Be3 d6 8. h3 Bd7 9. Qd2 Rb8 10. Bh6 Ne8
1963 Zenica ch YUG – Round 11 – Pirc, Vasja – 1/2-1/2 – Bukic, Enver – G62 1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. c4 Nc6 5. Nc3 Nf6 6. b3 d5 7. cxd5 Nxd5 8. Bb2 O-O 9. O-O Nxc3 10. Bxc3 e5

1923 Maehrisch Ostrau – Round 13 – Reti, Richard – 1/2-1/2 – Gruenfeld, Ernst – G83

1923 Vienna – Round 6 – Reti, Richard – 1-0 – Becker Griesbeck, Achille – G32

1963 Zenica ch YUG – Round 11 – Pirc, Vasja – 1/2-1/2 – Bukic, Enver – G62