A08d — KIA
1.Nf3 d5 2.g3 c5 3.Bg2 Nf6
Eval: [+0.16]
Les coups candidats
Ambassadeurs : Misericordia, Antonio (30x), Kruse, Herbert (25x), Koehler, Josef (21x), Nývlt, Zdenek (19x), Naumkin, Igor (19x), Fridman, Daniel (17x), Ozen, Bahadir (17x), Emrich, Eiko (15x)
4.d3 — 10.1% (1134 parties)
Ambassadeurs : Knezevic, Zeljka (4x), Schurig, Wilhelm (3x), Belezky, Alexander (3x), Maqseed, Nasser (3x), Poelig, Juergen (3x), Sparnacini, Stefano (3x), Engels, Ludwig (2x), Clarke, Paul R H (2x)
4.c4 — 9.0% (1018 parties)
Ambassadeurs : Koehler, Josef (16x), Norwood, David R (7x), Hickl, Joerg (6x), Korchnoi, Viktor (5x), Kelemen, Imre (4x), Chelushkina, Irina (4x), Aranaz Murillo, Amalia (4x), Gomes, Mary Ann (4x)
4.d4 — 3.7% (414 parties)
Ambassadeurs : Zhelesny, Stanislav (5x), Parkkinen, Jyrki (4x), Gussone, Claudio (3x), Riegel, Arinna (3x), Gierse, Heinz-Dieter, Dr. (2x), Rodriguez Garcia, Jesus (2x), Sabater Moner, Guillermo (2x), Stefanova, Antoaneta (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.O-O 4.d3 4.c4 4.d4
<1800 445 65% 18% 8% 7%
1800-2200 4267 70% 13% 10% 5%
2200-2600 4469 84% 4% 9% 2%
2600+ 262 92% 1% 6% 0%
Évolution par décennie (% des parties)
Décennie N parties 4.O-O 4.d3 4.c4 4.d4
1850s 1 100%
1920s 1 100%
1930s 9 78% 22%
1940s 43 79% 5% 5% 7%
1950s 94 80% 9% 4% 5%
1960s 111 82% 6% 9% 3%
1970s 178 71% 11% 11% 6%
1980s 415 74% 11% 11% 3%
1990s 1391 69% 15% 11% 4%
2000s 2261 69% 15% 10% 5%
2010s 4381 76% 10% 10% 4%
2020s 2365 88% 3% 6% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.O-O 76% 88% ▲ +12.2%
4.d3 10% 3% ▼ -6.3%
4.c4 10% 6% ▼ -3.6%
4.d4 4% 2% ▼ -1.7%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 10 parties
Anand, Viswanathan — 10 parties
Gukesh D — 9 parties
Ding, Liren — 7 parties
Tal, Mikhail — 5 parties
Carlsen, Magnus — 5 parties
Kramnik, Vladimir — 4 parties
Smyslov, Vladimir — 2 parties
Hou, Yifan — 2 parties
Euwe, Max — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
4.O-O — 75.8% (8530 parties)
1853 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 1-0 — Calcutta IND
1923 — Reti, Richard vs Davidson Gallego, Jorge — 1-0 — Scheveningen NED
1931 — Bolbochan, J. vs Holtey, Guillermo — 1/2-1/2 — Buenos Aires ARG
1933 — Palme, Rudolf vs Gruenfeld, Ernst — 0-1 — Vienna AUT
1936 — Lisitsin, Georgy vs Sokolsky, Alexey — 0-1 — Moscow RUS
4.d3 — 10.1% (1134 parties)
1936 — Pelikan, Jorge vs Pirc, Vasja — 1/2-1/2 — Podebrady CZE
1939 — Engels, Ludwig vs Rellstab, Ludwig — 0-1 — Bad Oeynhausen ch-GER
1946 — Kottnauer, Cenek vs Levenfish, Grigory — 0-1 — Leningrad RUS
1947 — Ufimtsev, Anatoly vs Ragozin, Viacheslav — 0-1 — Leningrad ch-URS
1952 — Petrosian, Tigran A. vs Barcza, Gedeon — 1-0 — Budapest HUN
4.c4 — 9.0% (1018 parties)
1941 — Marchand, Edgar vs Rauch, Joseph Lyon — 1-0 — St Louis
1949 — Catozzi, Henry vs Boutteville, Cesar — 1-0 — Besancon FRA
1950 — Koberl, Ferenc vs Pytlakowski, Andrzej — 1/2-1/2 — Schiavno Zdroj
1955 — Lisitsin, Georgy vs Simagin, Vladimir — 0-1 — Moskou ch-URS
1957 — Hoensch, Irene vs Asenova, Venka — 0-1 — Emmen
4.d4 — 3.7% (414 parties)
1947 — Barcza, Gedeon vs Mueller, Pascal — 1-0 — CCOL1 prel6-02
1947 — Ceccato, Adrien vs Gabinara — 0-1 — Rome ch
1947 — Kostic, Boris vs Tomovic, Vasilje — 1/2-1/2 — Ljubljana
1950 — Lange, Wilfried vs Schifferdecker, Wilhelm — 1-0 — Bad Pyrmont GER
1952 — Piro, Valerio vs Incutto, Carlos — 0-1 — Buenos Aires ARG