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A41d — Neo-Old Indian (1923)
1.d4 d6 2.Nf3
Les coups candidats
Ambassadeurs : McNab, Colin A (168x), Jovanovic, Zoran (126x), Azmaiparashvili, Zurab (82x), Onyshchuk, Volodymyr (76x), Czebe, Attila (70x), Biti, Ozren (69x), Oratovsky, Michael (61x), Kantsler, Boris (61x)
Ambassadeurs : Hickl, Joerg (88x), Lorscheid, Gerhard (64x), Klinova, Masha (59x), Klenburg, Michael (59x), Tratar, Marko (51x), Kadric, Denis (51x), Komliakov, Viktor (48x), Koellner, Ruben Gideon (47x)
Ambassadeurs : Popchev, Milko (80x), Hodgson, Julian M (67x), Jansa, Vlastimil (67x), Czerwonski, Aleksander (64x), Villing, Dieter (62x), Bezold, Michael (51x), Miles, Anthony J (48x), Plat, Vojtech (48x)
2…f5 — 6.0% (2581 parties)
Ambassadeurs : Wall, Gavin (12x), Espig, Lutz (11x), Mozes, Ervin (11x), Farrand, Julian T (11x), Clares Huanca, Danner Saed (10x), Yrjola, Jouni (9x), McKay, Roderick M (9x), Grigorov, Jordan N (8x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2…g6 2…Nf6 2…Bg4 2…f5
<1800 1928 26% 41% 15% 4%
1800-2200 15191 29% 31% 23% 6%
2200-2600 22335 32% 28% 29% 6%
2600+ 734 44% 33% 18% 4%
Évolution par décennie (% des parties)
Décennie N parties 2…g6 2…Nf6 2…Bg4 2…f5
1950s 68 15% 60% 9% 10%
1960s 164 33% 38% 17% 9%
1970s 351 34% 39% 15% 8%
1980s 1334 32% 23% 32% 8%
1990s 7551 26% 25% 36% 7%
2000s 11264 30% 29% 27% 6%
2010s 17152 33% 31% 22% 6%
2020s 5177 30% 42% 14% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2…g6 33% 30% ▼ -3.0%
2…Nf6 31% 42% ▲ +11.8%
2…Bg4 22% 14% ▼ -7.6%
2…f5 6% 4% ▼ -1.9%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Kramnik, Vladimir — 10 parties
Karpov, Anatoly — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 10 parties
Carlsen, Magnus — 9 parties
Kasparov, Garry — 8 parties
Anand, Viswanathan — 7 parties
Botvinnik, Mikhail — 5 parties
Gukesh D — 4 parties
Hou, Yifan — 2 parties
Parties historiques
2…g6 — 30.6% (13170 parties)
1950 — Zagoriansky, Evgeny vs Salov, Vitaly V. — 1-0 — Tartu
1952 — Golombek, Harry vs Wade, Robert G — 1-0 — Saltsjobaden SWE
1955 — Kevitz, Alexander vs Kotov, Alexander — 0-1 — URS-USA telex
1955 — Hoenlinger, Baldur vs Jaeger, Walter — 0-1 — Hoechst ch-GER
1955 — Lisitsin, Georgy vs Kotov, Alexander — 0-1 — Moscow RUS
2…Nf6 — 30.5% (13145 parties)
1950 — Pytlakowski, Andrzej vs Greenfeld, Alon — 0-1 — Schiavno Zdroj
1950 — Alfred, Le Bron vs Kieninger, Georg — 1/2-1/2 — Bad Pyrmont GER
1952 — Lipnitsky, Isaac vs Lutikov, Anatoly S — 1-0 — Odessa UKR
1952 — Gonzalez, Juan Carlos vs Hofman, Lambert — 1-0 — Helsinki olm
1952 — Sandor, Bela vs Florian, Tibor — 1-0 — Budapest HUN
2…Bg4 — 24.9% (10705 parties)
1950 — Fridstein, Grigory vs Simagin, Vladimir — 0-1 — ?
1950 — Busek, Hans vs Prins, Lodewijk — 0-1 — Dubrovnik olm
1950 — Fridstein, German vs Simagin, Konstantin — 0-1 — Moscow RUS
1954 — Flohr, Salo vs Bastrikov, Georgy — 1-0 — Erevan ARM
1956 — Lisitsin, Georgy vs Simagin, Vladimir — 0-1 — Ch URS, Leningrad RUS
2…f5 — 6.0% (2581 parties)
1950 — Kan, Ilya A vs Kuzminykh, Evgeny — 1-0 — Leningrad RUS
1951 — Pirc, Vasja vs Fuderer, Andrija — 1-0 — Ljubljana
1955 — Morgan, Loenard vs Henderson, Peter — 1-0 — Virginia State ch;Roanoke,VA
1956 — Aronson, Lev vs Khasin, Abram — 1/2-1/2 — Moscow RUS
1957 — Kirillov, Vladimir vs Klavins, Janis — 1-0 — Minsk BLR