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D98g — Russian, Smyslov (1947)
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7 9.Be2
Les coups candidats
9…Nb6 — 78.4% (152 parties)
Ambassadeurs : Limayo, Edgardo V (3x), Harju, Antero (2x), Castillo Bermudez, Manuel (2x), Poulsen, Allan (2x), Stohl, Igor (2x), David, Rene (2x), Waibel, Ulrich (2x), Miranda, Marcio Marcos do Carmo (1x)
9…Nc6 — 20.1% (39 parties)
Ambassadeurs : Portisch, Lajos (2x), Hort, Vlastimil (2x), Botvinnik, Mikhail (1x), Fischer, Robert J (1x), Bykov, Vladimir (1x), Krogius, Nikolai V (1x), Fihl Jensen, Frode (1x), Lekander, Rolf (1x)
9…Bxf3 — 1.0% (2 parties)
Ambassadeurs : Rondon, Luciano (1x), Weston, Paul (1x), Latzke, Boris (1x), Schulze, Andreas (1x)
9…c5 — 0.5% (1 parties)
Ambassadeurs : Pereira, Sergio (1x), Wilberger, Marcelo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Nb6 9…Nc6 9…Bxf3 9…c5
<1800 4 75% — — 25%
1800-2200 64 80% 17% 3% —
2200-2600 68 76% 24% — —
2600+ 3 67% 33% — —
Évolution par décennie (% des parties)
Décennie N parties 9…Nb6 9…Nc6 9…Bxf3 9…c5
1950s 7 86% 14% — —
1960s 18 78% 22% — —
1970s 19 58% 42% — —
1980s 17 94% 6% — —
1990s 39 77% 23% — —
2000s 46 76% 24% — —
2010s 40 90% 5% 2% 2%
2020s 8 50% 38% 12% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Nb6 90% 50% ▼ -40.0%
9…Nc6 5% 38% ▲ +32.5%
9…Bxf3 2% 12% ▲ +10.0%
9…c5 2% 0% ▼ -2.5%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 2 parties
Parties historiques
9…Nb6 — 78.4% (152 parties)
1950 — Amaro, Lucas Ibrair vs Castillo Bermudez, Manuel — 1/2-1/2 — Mar del Plata ARG
1950 — Castillo Bermudez, Manuel vs Rossetto, Hector — 0-1 — Mar del Plata ARG
1950 — Bradley, Ian R vs Cook, Percy Baldwin — 0-1 — Buxton
1957 — Kramer, George vs Baev, Pavel — 1/2-1/2 — New York, NY USA
1958 — Botvinnik, Mikhail vs Smyslov, Vasily — 1/2-1/2 — Moskou wch-m
9…Nc6 — 20.1% (39 parties)
1957 — Bykov, Vladimir vs Krogius, Nikolai V — 1/2-1/2 — Leningrad RUS
1960 — Cobo Arteaga, Eldis vs Beni, Alfred — 1/2-1/2 — Leipzig GER
1962 — Botvinnik, Mikhail vs Fischer, Robert J — 1/2-1/2 — Varna BUL
1968 — Fihl Jensen, Frode vs Lekander, Rolf — 1-0 — Ybbs
1968 — Beyen, Roland vs Koskinen, Heikki — 1/2-1/2 — Lugano olm
9…Bxf3 — 1.0% (2 parties)
2014 — Rondon, Luciano vs Weston, Paul — 0-1 — Montreal CAN
2024 — Latzke, Boris vs Schulze, Andreas — 1-0 — ?
9…c5 — 0.5% (1 parties)
2016 — Pereira, Sergio vs Wilberger, Marcelo — 1-0 — Asuncion PAR