A07b - 2…Nf6 3.Bg2 c6 4.O-O Bg4 5.d3 Nbd7 6.Nbd2 e6 - KIA, Yugoslav, Main Line (1937)

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A07b — KIA, Yugoslav, Main Line (1937)
1.Nf3 d5 2.g3 Nf6 3.Bg2 c6 4.O-O Bg4 5.d3 Nbd7 6.Nbd2 e6
Les coups candidats
7.e4 — 30.5% (486 parties)
Ambassadeurs : Kruse, Herbert (9x), Weindl, Alfred (7x), Eldridge, Mark (5x), Gonzaga Grego, Luís (4x), Zoebisch, Herbert (3x), Staller, Peter (3x), Lenic, Luka (3x), Charnushevich, Aliaksei (3x)
7.h3 — 26.6% (424 parties)
Ambassadeurs : Koehler, Josef (5x), Gierse, Heinz-Dieter, Dr. (3x), Lohmann, Heinrich (3x), Foisor, Cristina-Adela (3x), Boos, Markus (3x), Junge, Kai (3x), Koch, Christian (3x), Weinitschke, Guenter (2x)
7.b3 — 19.2% (306 parties)
Ambassadeurs : Petran, Peter (7x), Eperjesi, Laszlo Dr. (6x), Podzielny, Karl-Heinz (3x), Rogers, Ian (3x), Vaganian, Rafael A (3x), Stoisavljevic, Sava (3x), Assmann, Norbert (3x), Bak, Istvan (2x)
7.Qe1 — 9.0% (144 parties)
Ambassadeurs : Haub, Thorsten Michael (7x), Habibi, Ali (3x), Gross, Stefan (2x), Deglmann, Ludwig (2x), Schorr Blank, Leon (1x), Bouwmeester, Hans (1x), Vukic, Milan (1x), Bukic, Enver (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.e4 7.h3 7.b3 7.Qe1
<1800 55 42% 20% 13% 5%
1800-2200 472 27% 25% 17% 8%
2200-2600 846 30% 28% 22% 10%
2600+ 11 55% 27% 9% 9%
Évolution par décennie (% des parties)
Décennie N parties 7.e4 7.h3 7.b3 7.Qe1
1950s 1 — — — —
1960s 20 45% 15% 25% 15%
1970s 52 27% 29% 29% 8%
1980s 111 24% 32% 24% 6%
1990s 402 30% 22% 21% 9%
2000s 485 28% 27% 20% 11%
2010s 455 34% 29% 15% 7%
2020s 67 36% 31% 9% 10%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.e4 34% 36% ▲ +2.0%
7.h3 29% 31% ▲ +2.1%
7.b3 15% 9% ▼ -6.4%
7.Qe1 7% 10% ▲ +3.0%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 2 parties
Anand, Viswanathan — 2 parties
Botvinnik, Mikhail — 1 partie
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
7.e4 — 30.5% (486 parties)
1961 — Bouwmeester, Hans vs Ferloni, Jose W Perez — 1/2-1/2 — Zevenaar
1963 — Botvinnik, Mikhail vs Furman, Semyon — 1-0 — Leningrad RUS
1963 — Vitolinsh, Alvis vs Bojkovic, Slobodan — 1/2-1/2 — Rijeka
1965 — Tringov, Georgi P vs Sokolov, Vladimir — 1/2-1/2 — Belgrade SRB
1965 — Johansson, Martin 1979 vs Ek, Hans — 1/2-1/2 — Falkoeping
7.h3 — 26.6% (424 parties)
1967 — Polugaevsky, Lev vs Hennings, Artur — 1/2-1/2 — Havana CUB
1967 — ? vs Ilievski, Borce — 1/2-1/2 — Skopje MKD
1968 — Portisch, Lajos vs Hort, Vlastimil — 1-0 — Lugano olm
1971 — Eising, Johannes vs Matanovic, Aleksandar — 1/2-1/2 — Luxembourg
1972 — Savon, Vladimir vs Rashkovsky, Nukhim N — 1-0 — Baku ch-URS
7.b3 — 19.2% (306 parties)
1965 — Bilo, Heinz vs Speer, Albrecht — 1/2-1/2 — Ennigerloh
1966 — Novak, Stanislav vs Adamski, Jan — 1/2-1/2 — Prague CZE
1967 — Bak, Istvan vs Geller, Efim P. — 1/2-1/2 — Sousse TUN
1967 — Bak, Istvan vs Damjanovic, Mato — 1/2-1/2 — Salgotarjan
1968 — Kottnauer, Cenek vs Fuller, Maxwell Leonard — 1-0 — Hastings ENG
7.Qe1 — 9.0% (144 parties)
1960 — Anay Barche vs Ivkov, Borislav — 0-1 — Leipzig GER
1966 — Schorr Blank, Leon vs Bouwmeester, Hans — 0-1 — La Habana olm prel
1969 — Vukic, Milan vs Bukic, Enver — 0-1 — Novi Travnik
1973 — Christoph, Manfred, Dr. vs Geller, Efim P. — 0-1 — Bath etc
1974 — Jacobs, John N vs Benko, Pal — 0-1 — New York, NY USA