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A86j — Leningrad
1.d4 f5 2.c4 Nf6 3.g3 g6 4.Bg2 Bg7
Les coups candidats
Ambassadeurs : Malaniuk, Vladimir P (34x), Lukacs, Peter (22x), Bakheet Farag (22x), Suba, Mihai (21x), Hoang, Thanh Trang (16x), Clemens, Christian, Dr. (12x), Sherwood, Russell (11x), Gazik, Igor (11x)
Ambassadeurs : Chen, Yanxi Lolly (18x), Jelen, Igor (15x), Hoang, Thanh Trang (14x), Sherwood, Russell (12x), Malaniuk, Vladimir P (11x), Pannullo, Pierpaolo (9x), Künzel, Ulrich (9x), Ablancourt, Jordan (8x)
Ambassadeurs : Hoang, Thanh Trang (9x), Kahn, Evarth Dr. (5x), Borngaesser, Rene (3x), Pavlov, Aleksandr (3x), Son, Olga (3x), Balogh, Peter (3x), Zhang, Zhong (3x), Polugaevsky, Lev (2x)
5.b3 — 0.8% (70 parties)
Ambassadeurs : Broniek, Mariusz Maciej (5x), Arkell, Keith C (3x), Pirs, Matjaz (3x), Tabatadze, Tamaz (2x), Almada, Enrique (2x), Krizsany, Laszlo (2x), Konikowski, Jerzy (1x), Polster, Wolfgang, Dr. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Nc3 5.Nf3 5.Nh3 5.b3
<1800 361 53% 39% 4% 2%
1800-2200 3434 56% 33% 8% 1%
2200-2600 3458 55% 33% 10% 1%
2600+ 73 52% 40% 7%
Évolution par décennie (% des parties)
Décennie N parties 5.Nc3 5.Nf3 5.Nh3 5.b3
1950s 43 74% 23% 2%
1960s 68 62% 34% 3%
1970s 164 61% 30% 8% 1%
1980s 419 51% 39% 9% 0%
1990s 2021 51% 37% 10% 1%
2000s 2752 55% 33% 10% 1%
2010s 2459 55% 36% 7% 1%
2020s 530 52% 40% 5% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Nc3 55% 52% ▼ -3.5%
5.Nf3 36% 40% ▲ +4.5%
5.Nh3 7% 5% ▼ -1.7%
5.b3 1% 2% ▲ +0.9%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 6 parties
Kasparov, Garry — 3 parties
Kramnik, Vladimir — 3 parties
Ju, Wenjun — 3 parties
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
5.Nc3 — 53.9% (4562 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
1952 — Grivainis, Konstantin vs Ozols, Karlis — 1-0 — Latvian Exiles
1953 — Boxall, Ronald Frank vs Fazekas, Stephan — 1-0 — Hastings ENG
5.Nf3 — 35.4% (2997 parties)
1955 — Ravn, Palle vs Larsen, Bent — 1/2-1/2 — Copenhagen DEN
1955 — Barata da Cruz, V. vs Heidenfeld, Wolfgang — 0-1 — Johannesburg
1955 — Grinfelds, Z. vs Ozols, Karlis — 0-1 — Perth AUS
1956 — Namsrai, D. vs Liebert, Heinz — 0-1 — Ulaanbaatar MGL
1957 — Kamensky, Vitaly vs Shekhtman, Eduard — 1-0 — ?
5.Nh3 — 8.7% (735 parties)
1958 — Ingelmo Iglesias, Agustin vs Puig, Pedro — 0-1 — Catalunya
1961 — Klass, Harry vs Haag, Ervin — 0-1 — corr FS
1969 — Kokanovic, Danica vs Konarkowska-Sokolov, Henrijeta — 1/2-1/2 — Pula CRO
1970 — Kriz, Adam vs Marszalek, Dawid — 1/2-1/2 — Prague CZE
1972 — Polugaevsky, Lev vs Gurgenidze, Bukhuti — 1-0 — URS ch 23/0.13)
5.b3 — 0.8% (70 parties)
1975 — Raicevic, Vladimir vs Planinec, Albin — 1-0 — Yugoslavia
1984 — Konikowski, Jerzy vs Polster, Wolfgang, Dr. — 1/2-1/2 — Duitsland tt
1990 — Arbakov, Valentin vs Almasi, Zoltan — 1-0 — Budapest open
1991 — Bykhovsky, Avigdor vs Tabatadze, Tamaz — 0-1 — Moscow RUS
1991 — Bisguier, Arthur B vs Geisler, Fabian — 1-0 — New York open