C76b - 7.O-O - Modern Steinitz, Bronstein (1918)

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C76b — Modern Steinitz, Bronstein (1918)
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 g6 7.O-O
Les coups candidats
7…Bg7 — 98.2% (3225 parties)
Ambassadeurs : Zsinka, Laszlo (29x), Malaniuk, Vladimir P (25x), Semenova, Irina (18x), Kulon, Klaudia (18x), Veroci, Zsuzsa (17x), Giorgadze, Giorgi Gel (17x), Nezhmetdinov, Rashid (16x), Mamedyarov, Shakhriyar (15x)
7…Nf6 — 0.9% (29 parties)
Ambassadeurs : Scacco, Mauro (2x), Panbukchian, Valentin (1x), Ilin, Radu-Stefan (1x), Lkhagvasuren, Tsedendemberel (1x), Jigjidsuren, Purev (1x), ISICHESS X (1x), Boefelo Tao (1x), Yagupov, Igor (1x)
7…Qe7 — 0.3% (9 parties)
Ambassadeurs : Schubert, Hans Joachim (3x), Polyanskaya, Natalia (2x), Mednis, Edmar J (1x), Seidman, Herbert (1x), Zabala, Hector Ricardo (1x), Preziuso, Toni (1x), Miessner, Rolf (1x), Kirjak, Peter (1x)
7…f6 — 0.2% (7 parties)
Ambassadeurs : Milic, Borislav (1x), Kieninger, Georg (1x), Babula, Milan (1x), Blatny, Frantisek (1x), Akopyan, Harutyun (1x), Maser, Thomas (1x), Sourkova, Irena (1x), Sereda, Josef (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Bg7 7…Nf6 7…Qe7 7…f6
<1800 90 94% 2% 1% 1%
1800-2200 867 97% 1% 0% 0%
2200-2600 1774 99% 1% 0% 0%
2600+ 149 99% 1% — —
Évolution par décennie (% des parties)
Décennie N parties 7…Bg7 7…Nf6 7…Qe7 7…f6
1950s 94 99% — — 1%
1960s 123 99% — 1% —
1970s 76 99% — — 1%
1980s 233 100% — — —
1990s 354 97% 1% 1% 0%
2000s 605 97% 1% — 0%
2010s 1074 98% 1% 0% 0%
2020s 725 99% 1% 0% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Bg7 98% 99% ▲ +0.9%
7…Nf6 1% 1% -0.3%
7…Qe7 0% 0% -0.0%
7…f6 0% 0% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 6 parties
Karpov, Anatoly — 5 parties
Smyslov, Vladimir — 5 parties
Carlsen, Magnus — 5 parties
Tal, Mikhail — 4 parties
Hou, Yifan — 4 parties
Gukesh D — 1 partie
Parties historiques
7…Bg7 — 98.2% (3225 parties)
1950 — Cuadrado Pastor, Antonio vs Wood, Gabriel — 1/2-1/2 — corr Wch1
1951 — Stein, Georg vs Elstner, Rudolf — 0-1 — Schwerin GER
1951 — Lehmann, Heinz vs Elstner, Rudolf — 1-0 — FRG-ch Duesseldorf GER
1951 — Bergqvist, Nils vs Nielsen, Poul Erik — 0-1 — Halmstad
1951 — Seiffert, Ronny Steffen vs Krause, Kurt — 1/2-1/2 — Schwerin GER
7…Nf6 — 0.9% (29 parties)
1992 — Panbukchian, Valentin vs Ilin, Radu-Stefan — 1/2-1/2 — Bankia ch-BUL
1994 — Lkhagvasuren, Tsedendemberel vs Jigjidsuren, Purev — 1/2-1/2 — Erdenet ch-MGL
2000 — Yagupov, Igor vs Malaniuk, Vladimir P — 0-1 — Tula RUS
2001 — ISICHESS X vs Boefelo Tao — 1/2-1/2 — Maastricht NED
2004 — Mulder, Gerard vs Los, Sander — 1/2-1/2 — ?
7…Qe7 — 0.3% (9 parties)
1968 — Mednis, Edmar J vs Seidman, Herbert — 1-0 — New York, NY USA
1994 — Kirjak, Peter vs Nagy, Peter — 1/2-1/2 — Paks HUN
1995 — Illijin, Neboisa vs Schubert, Hans Joachim — 1-0 — Zurich SUI
1996 — Zabala, Hector Ricardo vs Preziuso, Toni — 1-0 — CLEA3 bd.6 corr
1999 — Miessner, Rolf vs Schubert, Hans Joachim — 0-1 — Gladenbach GER
7…f6 — 0.2% (7 parties)
1957 — Milic, Borislav vs Kieninger, Georg — 1/2-1/2 — Wenen etc
1974 — Babula, Milan vs Blatny, Frantisek — 1-0 — Brno CZE
1998 — Akopyan, Harutyun vs Maser, Thomas — 1/2-1/2 — Kona, HI USA
2003 — Sourkova, Irena vs Sereda, Josef — 0-1 — Brno CZE
2009 — Zollinger, Stefan vs Wolf, Helmut — 1-0 — GER