A65g - 6…g6 7.Bd3 Bg7 8.Nge2 O-O 9.O-O

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A65g —
1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Bd3 Bg7 8.Nge2 O-O 9.O-O
Les coups candidats
Ambassadeurs : Zubac, Marius (8x), Knaak, Rainer (7x), Ghitescu, Theodor (6x), Miles, Anthony J (5x), Nunn, John D M (5x), Bilek, Istvan (4x), Schulien, Charles (4x), Haik, Aldo (4x)
9…Re8 — 21.0% (518 parties)
Ambassadeurs : Knaak, Rainer (8x), Mai, Iris (4x), Maksimovic, Suzana (4x), Schrems, Hermann (4x), Goldberg, Alexander, Dr. (3x), Ribli, Zoltan (3x), Suetin, Alexey S (3x), Kovacevic, Slobodan (3x)
Ambassadeurs : Knaak, Rainer (9x), Kavalek, Lubomir (5x), Ghitescu, Theodor (4x), Haik, Aldo (4x), Cramling, Pia (4x), Ivkov, Borislav (3x), Mititelu, Gheorghe (3x), Miles, Anthony J (3x)
Ambassadeurs : Knaak, Rainer (13x), Ghitescu, Theodor (9x), Suetin, Alexey S (6x), Hulak, Krunoslav (5x), Basagic, Zlatko (5x), ? (4x), Beyen, Roland (3x), Giffard, Nicolas (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…a6 9…Re8 9…Na6 9…b6
<1800 35 43% 23% 17% 3%
1800-2200 739 41% 23% 20% 7%
2200-2600 1045 33% 19% 20% 14%
2600+ 15 40% 20% 20% 13%
Évolution par décennie (% des parties)
Décennie N parties 9…a6 9…Re8 9…Na6 9…b6
1930s 1 — 100% — —
1950s 11 18% 55% — 18%
1960s 124 30% 11% 35% 15%
1970s 156 22% 20% 22% 29%
1980s 397 31% 17% 17% 23%
1990s 544 32% 20% 21% 14%
2000s 713 39% 21% 20% 7%
2010s 473 45% 26% 15% 4%
2020s 48 42% 33% 12% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…a6 45% 42% ▼ -3.8%
9…Re8 26% 33% ▲ +7.1%
9…Na6 15% 12% ▼ -2.5%
9…b6 4% 2% ▼ -1.5%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 9 parties
Tal, Mikhail — 3 parties
Parties historiques
9…a6 — 35.8% (882 parties)
1954 — Mileika, Janis vs Tal, Mikhail — 0-1 — Riga LAT
1957 — Hasek, Josef vs Malcanek, Oldrich — 1-0 — Brno CZE
1960 — Penrose, Jonathan vs Tal, Mikhail — 1-0 — Leipzig GER
1960 — Penrose, Justin vs Al Tal, Ammar — 1-0 — Leipzig olm
1961 — Molnar, Illes vs Varnusz, Egon — 1-0 — Budapest ch-HUN
9…Re8 — 21.0% (518 parties)
1937 — Saemisch, Friedrich vs Schlage, Willi — 0-1 — Berlin GER
1953 — Novotelnov, Nikolai vs Nezhmetdinov, Rashid — 0-1 — RSFSR ch
1955 — Ebralidze, Arkhil vs Suetin, Alexey S — 0-1 — Moskou
1955 — Ebralidze, Arkhil vs Shestoperov, Aleksej — 0-1 — USSR
1957 — Kramer, Gerald vs Di Camillo, Attilio — 0-1 — New York, NY USA
9…Na6 — 19.6% (483 parties)
1960 — Alvarez del Monte, Jose vs Eliskases, Erich — 1/2-1/2 — Mar del Plata ARG
1960 — Alvarez del Monte, Jose vs Eliskases, Erich — 1/2-1/2 — Mar del Plata ARG
1961 — Sallay, Roland vs Varnusz, Egon — 0-1 — Budapest ch-HUN
1961 — Bertok, Mario Jr. vs Matulovic, M. — 1-0 — Zagreb CRO
1961 — Camara Ronald vs De Souza Mendes, Joao — 1-0 — Vitoria
9…b6 — 12.3% (303 parties)
1958 — Kchouk, Bechir vs Van Schoor, Karl — 0-1 — Munich GER
1959 — Abreu Sanchez, Leonel Jesus vs Sanguinetti, Ricardo — 1-0 — Mar del Plata ARG
1960 — Raisa, Unto vs Czerniak, Moshe — 1/2-1/2 — Leipzig GER
1961 — Banfalvi, Sander vs Suetin, Alexey S — 0-1 — Debrecen HUN
1961 — Giterman, Shlomo vs Suetin, Alexey S — 0-1 — Novgorod RUS