D78l - 7.Nbd2 Nbd7 - Neo-Gruenfeld [+0.21]

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D78l — Neo-Gruenfeld
1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.Nbd2 Nbd7
Eval: [+0.21]
Les coups candidats
8.b3 — 61.2% (438 parties)
Ambassadeurs : Jirovsky, Pavel (4x), Csom, Istvan (3x), Neckar, Lubomir (3x), Kuich, Gero (3x), Vajda, Attila (3x), Stoltz, Gosta (2x), Kengis, Edvins (2x), Ponfilenok, Vladimir (2x)
8.Qc2 — 19.4% (139 parties)
Ambassadeurs : Bilek, Istvan (3x), Speelman, Jon S (2x), Bruckner, Guenther (1x), Palme, Rudolf (1x), Menchik, Vera (1x), Mallison, Harold Vincent (1x), Di Camillo, Attilio (1x), Kramer, George (1x)
8.Re1 — 6.0% (43 parties)
Ambassadeurs : Luckis, Marcos (1x), Liebstein, Arturo (1x), Zizda, Joe (1x), Brow, Dr (1x), Bialas, Wolfram (1x), Kramer, Haije (1x), Angel Gomez, William (1x), Alvarez Garcia, Norberto Vidal (1x)
8.cxd5 — 4.3% (31 parties)
Ambassadeurs : Naxakis, Theodoros (2x), Poljak, Srebrenka (1x), Moiseev, Oleg (1x), Braeu, Emmi (1x), Schumacher, Ursula (1x), Luther, Juergen (1x), Katz, Roland (1x), Garcia Winkler, Alejandro (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.b3 8.Qc2 8.Re1 8.cxd5
<1800 28 36% 29% 11% 11%
1800-2200 354 62% 18% 8% 3%
2200-2600 163 71% 17% 2% 4%
2600+ 3 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 8.b3 8.Qc2 8.Re1 8.cxd5
1930s 5 80% 20% — —
1940s 7 57% 29% 14% —
1950s 15 60% 33% — 7%
1960s 18 44% 39% 11% —
1970s 17 76% 12% — —
1980s 24 67% 33% — —
1990s 113 59% 18% 4% 9%
2000s 202 59% 18% 6% 6%
2010s 266 62% 18% 8% 3%
2020s 49 69% 20% 6% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.b3 62% 69% ▲ +7.7%
8.Qc2 18% 20% ▲ +2.4%
8.Re1 8% 6% ▼ -1.8%
8.cxd5 3% 2% ▼ -0.6%
Parties historiques
8.b3 — 61.2% (438 parties)
1931 — Flohr, Salo vs Stoltz, Gosta — 1/2-1/2 — Goteborg SWE
1936 — Arturo N vs Matrangolo, C. — 0-1 — Argentina
1938 — Kupchik, Abraham vs Morton, Harold — 0-1 — New York, NY USA
1939 — Poliak, Evsey vs Konstantinopolsky, Alexander — 1-0 — Dnipropetrovsk
1940 — Kashdan, Isaac vs Seidman, Herbert — 1-0 — New York, NY USA
8.Qc2 — 19.4% (139 parties)
1936 — Menchik, Vera vs Mallison, Harold Vincent — 1/2-1/2 — Nottingham ENG
1946 — Di Camillo, Attilio vs Kramer, George — 1-0 — USA-ch New York, NY USA
1948 — Bruckner, Guenther vs Palme, Rudolf — 1-0 — Bad Gastein
1950 — Aguilar Flores, Renata Camila vs Johansson, Ingemar 1966 — 1/2-1/2 — Dubrovnik olm
1951 — Palomaa, Vilho vs Poulsen, Christian — 1/2-1/2 — Beverwijk NED
8.Re1 — 6.0% (43 parties)
1944 — Luckis, Marcos vs Liebstein, Arturo — 0-1 — Mar del Plata ARG
1960 — Bialas, Wolfram vs Kramer, Haije — 1-0 — Leipzig GER
1961 — Zizda, Joe vs Brow, Dr — 1-0 — Monterey Park. CA
1994 — Guillermo Casocobos vs Rodriguez Antuna, Ruben Angel — 1-0 — Asturias
1995 — Sutmuller, Jos vs Van Amerongen-Jansen, Peggy — 1-0 — ?
8.cxd5 — 4.3% (31 parties)
1954 — Poljak, Srebrenka vs Moiseev, Oleg — 1-0 — Riga LAT
1990 — Garcia Winkler, Alejandro vs Bendel, Ralf — 1/2-1/2 — Wurtemberg
1991 — Gill, Katrin vs Seils, Gudula — 0-1 — R Berlin-Guben
1991 — Glaser, Andrea vs Mueller-Ludwig, Kristin — 1/2-1/2 — GER
1993 — Aidan George Wilson vs Cassar Manghi, Paolo — 1-0 — BCCC