C92j - 9…Bb7 10.d4 - Closed Zaitsev

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C92j — Closed Zaitsev
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Bb7 10.d4
Eval: [+0.39]
Les coups candidats
Ambassadeurs : Langer, Raimund (208x), Karpov, Anatoly (82x), Schwetlick, Thomas (66x), Pheby, Ian M (62x), Pinchon, François (58x), Gligoric, Svetozar (57x), Beliavsky, Alexander G (50x), Daurelle, Herve (47x)
10…Nd7 — 5.4% (955 parties)
Ambassadeurs : Arnaudov, G. Petar (17x), Kovanova, Baira (15x), Piccoli, Fábio Bidart (12x), Kravtsiv, Martyn (12x), Nikitenko, Mihail (12x), Svetushkin, Dmitry (11x), Elwood, David (10x), Barkhagen, Jonas (8x)
10…h6 — 3.8% (675 parties)
Ambassadeurs : Pecotic, Kuzma Mag (11x), Korzh, Leonty (5x), Koziel, Roberto Eugenio (4x), Saralegui, Mario (3x), Kachiani-Gersinska, Ketino (3x), Espinosa Mari, Juan Jose (3x), Skripkin, Viktor Grigorievich (3x), Hedke, Fred (3x)
10…Na5 — 2.8% (492 parties)
Ambassadeurs : Klovans, Janis (12x), Ibragimov, Ildar (11x), Malewicz, Frank (9x), Hjorth, Jesper (9x), Trois, Francisco R.T. (6x), Ahlander, Bjorn (6x), Kindermann, Stefan (5x), Moreira, Jose Americo (5x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Re8 10…Nd7 10…h6 10…Na5
<1800 325 62% 7% 8% 8%
1800-2200 4537 80% 6% 6% 3%
2200-2600 9522 88% 6% 2% 2%
2600+ 643 94% 5% 0% 1%
Évolution par décennie (% des parties)
Décennie N parties 10…Re8 10…Nd7 10…h6 10…Na5
1860s 1 — — — 100%
1900s 2 — 50% 50% —
1930s 2 50% — 50% —
1940s 4 — 25% — 25%
1950s 22 — 5% — 9%
1960s 43 — 7% 5% 33%
1970s 192 64% 3% 3% 22%
1980s 1250 90% 1% 2% 2%
1990s 2468 82% 3% 5% 4%
2000s 4434 84% 2% 5% 4%
2010s 7265 83% 9% 3% 2%
2020s 2016 89% 5% 4% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Re8 83% 89% ▲ +5.5%
10…Nd7 9% 5% ▼ -4.3%
10…h6 3% 4% ▲ +0.6%
10…Na5 2% 1% ▼ -0.6%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Hou, Yifan — 10 parties
Tal, Mikhail — 7 parties
Smyslov, Vladimir — 4 parties
Carlsen, Magnus — 4 parties
Kramnik, Vladimir — 2 parties
Euwe, Max — 1 partie
Fischer, Robert James — 1 partie
Parties historiques
10…Re8 — 83.8% (14832 parties)
1938 — Poschauko, Karl vs Biedermann, Andrea — 0-1 — Krakow POL
1971 — Lau, Ralf vs Miclot, Claude — 1-0 — Coppa Latina
1971 — Markland, Peter R vs Bustos Santoro, Gersom Alexander — 1/2-1/2 — cr
1975 — Pinter, Jozsef vs Zaitsev, Igor A — 1/2-1/2 — Szolnok
1975 — Rajna, George vs Zaitsev, Igor A — 0-1 — Szolnok
10…Nd7 — 5.4% (955 parties)
1904 — Schlechter, Carl vs Von Bardeleben, Curt — 1-0 — Coburg GER
1947 — Szily, Jozsef vs Petrov, Peter — 1-0 — Sofia Balkaniade
1959 — Matanovic, Aleksandar vs Sokolov, Vladimir — 1-0 — Kragujevac ch14-YUG
1961 — Dely, Isaline vs Siveri — 1-0 — Reggio Emilia ITA
1961 — Sakharov, Yuri N vs Lazarev, Efim M. — 1-0 — Kiev UKR
10…h6 — 3.8% (675 parties)
1904 — Schlechter, Carl vs Gottschall, D — 1-0 — Coburg
1938 — Trifunovic, Petar vs Preinfalk, Anton — 1-0 — Ljubljana
1969 — Incelli, Renato vs Bedeschi, Andrea — 1/2-1/2 — corr Italy
1969 — Kavalek, Lubomir vs Lenstra, Wiebe — 1-0 — ?
1976 — Petersen, Hans vs Gomez Abad, Antonio — 1-0 — Haifa ISR
10…Na5 — 2.8% (492 parties)
1866 — Thorold, Edmund vs Owen, John — 0-1 — Redcar
1945 — Tsvetkov, Alexandar K vs Kazic, Bozidar — 1/2-1/2 — Novi Sad SRB
1959 — Keres, Paul vs Gligoric, Svetozar — 1-0 — ?
1959 — Keres, Paul Petrovich vs Gligoric, Svetozar — 1-0 — Zurich SUI
1960 — Tarnowski, Alfred vs Fauconnier, Clement — 1-0 — Leipzig GER