D47h - 7.Bxc4 b5 8.Bd3 Bd6 - Meran [+0.35]

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D47h — Meran
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 Bd6
Eval: [+0.35]
Les coups candidats
9.O-O — 71.7% (1565 parties)
Ambassadeurs : Grachev, Boris (20x), Erdos, Viktor (9x), Zvjaginsev, Vadim (8x), Kharitonov, Alexandr (8x), Delchev, Aleksander (8x), Aronian, Levon (7x), Moiseenko, Alexander (7x), Shabalov, Alexander (6x)
9.e4 — 6.9% (150 parties)
Ambassadeurs : Nadanian, Ashot (2x), Mensch, Etienne (2x), Sedlak, Nikola (2x), Kiuttu, Roope (2x), Ziegler, Ari (1x), Wikstrom, Per (1x), Jelen, Igor (1x), Soln, Primoz (1x)
9.Qc2 — 5.8% (126 parties)
Ambassadeurs : Avrukh, Boris (2x), Legemaat, Gert (2x), Kouba, Petr (2x), Wells, Peter J (2x), Civitillo, Alfredo (2x), Adhiban, B. (2x), Van Delft, Merijn (1x), Coleman, Michael (1x)
9.Bd2 — 5.6% (122 parties)
Ambassadeurs : Grachev, Boris (3x), David, Alberto (3x), Sokolov, Ivan (2x), Dreev, Aleksey (2x), Ehlvest, Jaan (2x), Gavrilov, Alexei (2x), Atalik, Suat (2x), Stavrianakis, Ioannis (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.O-O 9.e4 9.Qc2 9.Bd2
<1800 52 65% 17% 8% —
1800-2200 641 71% 9% 5% 7%
2200-2600 1188 73% 6% 6% 5%
2600+ 152 71% — 7% 9%
Évolution par décennie (% des parties)
Décennie N parties 9.O-O 9.e4 9.Qc2 9.Bd2
1980s 1 100% — — —
1990s 31 71% 16% 6% —
2000s 729 70% 7% 5% 6%
2010s 1157 74% 6% 4% 6%
2020s 266 67% 9% 13% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.O-O 74% 67% ▼ -6.3%
9.e4 6% 9% ▲ +2.9%
9.Qc2 4% 13% ▲ +8.4%
9.Bd2 6% 3% ▼ -3.2%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 5 parties
Anand, Viswanathan — 5 parties
Karpov, Anatoly — 2 parties
Kasparov, Garry — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
9.O-O — 71.7% (1565 parties)
1988 — Ihlenfeld, Felix vs Beisser, Andre — 0-1 — corr GER
1990 — Solozhenkin, Evgeniy vs Zvjaginsev, Vadim — 1/2-1/2 — Ashkhabad
1993 — Chekhova-Kostina, Tatiana M vs Zvjaginsev, Vadim — 1/2-1/2 — Cappelle la Grande FRA
1994 — Lotz, Kolja vs Sohn, H. — 1/2-1/2 — Wallertheim op-RH
1995 — Toikka, Jussi vs Heino, Jukka — 1/2-1/2 — Finland
9.e4 — 6.9% (150 parties)
1991 — Chekaev, Alexander vs Zvjaginsev, Vadim — 0-1 — Alma Ata KAZ
1996 — Paramos Dominguez, Roberto vs San Segundo Carrillo, Pablo — 1/2-1/2 — Zaragoza
1996 — Torrecillas Martinez, Antonio vs Abrain Perez, Jesus — 1-0 — Catalunya
1997 — Jelen, Igor vs Soln, Primoz — 0-1 — SLO-ch Krsko
1999 — Ziegler, Ari vs Wikstrom, Per — 1/2-1/2 — Oslo NOR
9.Qc2 — 5.8% (126 parties)
1999 — Avrukh, Boris vs Van Delft, Merijn — 1/2-1/2 — Apeldoorn NED
1999 — Coleman, Michael vs Burks Stan — 0-1 — ?
2000 — Avrukh, Boris vs Morovic Fernandez, Ivan — 1-0 — Neum BIH
2000 — Sheehan, Michael J vs Tokmachev, Mikhail — 1/2-1/2 — IECG
2002 — Vo T Kim, Phung vs Nguyen, Thao Han — 1-0 — Vietnam
9.Bd2 — 5.6% (122 parties)
2000 — Kruppa, Yuri vs Utnasunov, Alexander — 1/2-1/2 — Elista RUS
2003 — Borgo, Giulio vs Plachkinova, Tatjana — 1-0 — Lido Estensi ITA
2004 — Nestorovic, Dejan vs Miljkovic, Miroslav D — 0-1 — Belgrade SRB
2004 — Dreev, Aleksey vs Harikrishna, Pentala — 1/2-1/2 — Catalan Bay Gibraltar
2005 — Milov, Vadim vs Tkachiev, Vladislav — 1/2-1/2 — Cannes FRA