D98j - 9.Rd1 - Russian, Smyslov (1957)

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D98j — Russian, Smyslov (1957)
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.Rd1
Les coups candidats
9…Nb6 — 56.4% (193 parties)
Ambassadeurs : Uhlmann, Wolfgang (4x), Jansa, Vlastimil (4x), Bakheet Farag (3x), Lilienthal, Andor (2x), Koch, Berthold (2x), Diez del Corral, Jesus (2x), Corral Blanco, Juan Antonio (2x), Lputian, Smbat (2x)
Ambassadeurs : Karpov, Anatoly (4x), Szabo, Laszlo (3x), Konguvel, Ponnuswamy (3x), Lilienthal, Andor (2x), Tukmakov, Vladimir B (2x), Smejkal, Jan (2x), Timman, Jan H (2x), Kasparov, Garry (2x)
9…e5 — 1.2% (4 parties)
Ambassadeurs : Collins, John W (1x), Bernstein, Sidney (1x), Cabarkapa, Milenko (1x), Wendt, Horst (1x), Falleiros, Ivan G Sandoval (1x), Eboli, Carlos (1x), Kamanel Zamora, Juan Felipe (1x), Casamayor Torriente, Alberto (1x)
9…Bxf3 — 0.9% (3 parties)
Ambassadeurs : Kots, Yuri I (1x), Kopilov, Nikolay Georgiyevich (1x), Nemet, Ivan (1x), Postema, Wim (1x), Herzog, Adolf (1x), Kosmac, Blaz (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Nb6 9…Nc6 9…e5 9…Bxf3
<1800 8 62% 38% — —
1800-2200 75 61% 37% — 1%
2200-2600 164 65% 33% — 1%
2600+ 11 18% 82% — —
Évolution par décennie (% des parties)
Décennie N parties 9…Nb6 9…Nc6 9…e5 9…Bxf3
1950s 15 53% 40% — 7%
1960s 23 26% 61% 4% —
1970s 26 54% 42% — 4%
1980s 66 67% 30% 3% —
1990s 91 49% 47% 1% 1%
2000s 61 59% 41% — —
2010s 50 68% 32% — —
2020s 10 60% 40% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Nb6 68% 60% ▼ -8.0%
9…Nc6 32% 40% ▲ +8.0%
9…e5 0% 0% +0.0%
9…Bxf3 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 4 parties
Kasparov, Garry — 2 parties
Botvinnik, Mikhail — 1 partie
Parties historiques
9…Nb6 — 56.4% (193 parties)
1951 — Sumar, Julio vs Rossetto, Hector — 1/2-1/2 — Mar del Plata ARG
1952 — Arlamowski, Edward vs Koch, Berthold — 0-1 — Miedzyzdroje
1954 — Kuhn, Paul vs Koch, Berthold — 0-1 — Meerane
1954 — Szabo, Laszlo vs Koskinen, Heikki — 1-0 — Praag zt
1955 — Olafsson, Fridrik vs Larsen, Bent — 0-1 — Oslo Nordic ch
9…Nc6 — 40.6% (139 parties)
1950 — Lilienthal, Andor vs Szabo, Laszlo — 0-1 — Budapest HUN
1950 — Lilienthal, Andor vs Szabo, Laszlo — 0-1 — Budapest HUN
1951 — Szapiel, Henryk vs Milev, Zdravko — 1/2-1/2 — Bucharest ROU
1952 — Budowski, Gerardo vs Trifunovic, Petar — 0-1 — Mar del Plata ARG
1953 — Wexler, Bernardo vs Bolbochan, Julio — 0-1 — Mar del Plata ARG
9…e5 — 1.2% (4 parties)
1960 — Collins, John W vs Bernstein, Sidney — 0-1 — New York cc
1985 — Cabarkapa, Milenko vs Wendt, Horst — 1-0 — Benidorm
1988 — Falleiros, Ivan G Sandoval vs Eboli, Carlos — 1-0 — ?
1992 — Kamanel Zamora, Juan Felipe vs Casamayor Torriente, Alberto — 1-0 — ?
9…Bxf3 — 0.9% (3 parties)
1958 — Kots, Yuri I vs Kopilov, Nikolay Georgiyevich — 1/2-1/2 — Rostov on Don
1979 — Nemet, Ivan vs Postema, Wim — 1-0 — Dieren NED
1996 — Herzog, Adolf vs Kosmac, Blaz — 1-0 — St Veit