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A81i — Semi-Leningrad Variation (1923)
1.d4 f5 2.g3 Nf6 3.Bg2 g6
Les coups candidats
Ambassadeurs : Malaniuk, Vladimir P (84x), Pirs, Matjaz (68x), Sherwood, Russell (50x), Marten, Gero (47x), Aalders, Peter (34x), Bartel, Mateusz (30x), Fritsche, Frank (28x), Reinderman, Dimitri (28x)
Ambassadeurs : Malaniuk, Vladimir P (34x), Lukacs, Peter (30x), Hoang, Thanh Trang (24x), Bakheet Farag (22x), Sherwood, Russell (18x), Dzhumaev, Marat (14x), Wall, Gavin (14x), De La Riva Aguado, Oscar (13x)
4.Nh3 — 14.1% (2619 parties)
Ambassadeurs : Malaniuk, Vladimir P (21x), De La Riva Aguado, Oscar (13x), Mellado Trivino, Juan (12x), Galyas, Miklos (11x), Wall, Gavin (11x), Van Beers, Eddy (10x), Zysk, Robert (10x), Sherwood, Russell (10x)
4.c3 — 7.7% (1434 parties)
Ambassadeurs : Malaniuk, Vladimir P (11x), Khenkin, Igor (11x), Kiriakov, Petr (10x), Grabarczyk, Bogdan (9x), Flear, Glenn C (8x), Ksieski, Zbigniew (8x), Szabolcsi, Janos (7x), Garcia Ilundain, David (6x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.Nf3 4.c4 4.Nh3 4.c3
<1800 685 57% 21% 9% 5%
1800-2200 6725 50% 22% 14% 7%
2200-2600 9350 48% 20% 15% 9%
2600+ 234 59% 16% 11% 6%
Évolution par décennie (% des parties)
Décennie N parties 4.Nf3 4.c4 4.Nh3 4.c3
1950s 42 33% 24% 5% —
1960s 91 40% 25% 12% 1%
1970s 194 41% 31% 11% 1%
1980s 668 53% 26% 7% 7%
1990s 4126 42% 21% 19% 9%
2000s 5723 45% 23% 16% 9%
2010s 6393 58% 18% 12% 6%
2020s 1373 60% 15% 9% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.Nf3 58% 60% ▲ +2.7%
4.c4 18% 15% ▼ -3.3%
4.Nh3 12% 9% ▼ -2.8%
4.c3 6% 5% ▼ -1.4%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 10 parties
Ju, Wenjun — 10 parties
Karpov, Anatoly — 9 parties
Kramnik, Vladimir — 7 parties
Kasparov, Garry — 4 parties
Carlsen, Magnus — 4 parties
Botvinnik, Mikhail — 2 parties
Tal, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Ding, Liren — 1 partie
Parties historiques
4.Nf3 — 50.0% (9297 parties)
1954 — Benkner, Otto vs Parliaros, Dimitrios — 1-0 — Amsterdam olm
1955 — Steiner, Lajos vs Ozols, Karlis — 1/2-1/2 — Perth AUS
1956 — Vyslouzil, Antonin vs Weiner, Milan — 0-1 — Bratislava SVK
1957 — Franco Raymundo, Eduardo vs Farre, Miguel — 1/2-1/2 — Zaragoza
1957 — Borisenko, Georgy K vs Lutikov, Anatoly S — 1-0 — Sverdlovsk
4.c4 — 20.2% (3759 parties)
1950 — Ritson-Morry, William vs Wood, Baruch — 1-0 — Buxton
1952 — Endzelins, Lucius vs Ozols, Karlis — 1/2-1/2 — ?
1952 — Bosch van Rosenthal, Edzard vs Kostic, Barbara — 1-0 — Beverwijk NED
1955 — Egger, Herbert vs Larsen, Bent — 0-1 — ?
1956 — Palmason, Gudmundur vs Liebert, Heinz — 1/2-1/2 — Uppsala
4.Nh3 — 14.1% (2619 parties)
1956 — Letelier Martner, Rene vs Collet, Hugo — 0-1 — Paris FRA
1958 — Kirby, Kenneth vs Farre, Miguel — 0-1 — Munich GER
1960 — Lopez, Mia vs Farre, Miguel — 1-0 — Madrid ESP
1960 — Kaszdan, Ernesto vs Silva, Nazzari Hector — 1-0 — ?
1961 — Byrne, Robert E vs Sullivan, Joseph G — 1-0 — San Francisco, CA USA
4.c3 — 7.7% (1434 parties)
1968 — Geller, Efim P. vs Gufeld, Eduard — 1/2-1/2 — Kislovodsk
1972 — Mayer, Stepanka vs Lazarevic, Milunka — 1/2-1/2 — Skopje ol women
1982 — Fuller, Maxwell L vs Hjorth Gregory — 1/2-1/2 — Melbourne AUS
1983 — Rogers, Ian vs Aahil Saleem Nasir — 1/2-1/2 — Southport ch-BCF
1986 — Knoppert, Erik vs Driedonks, A. — 1-0 — Utrecht NED