E15o - 7.Nc3 - Nimzowitsch (1977)

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E15o — Nimzowitsch (1977)
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.b3 Bb4+ 6.Bd2 Be7 7.Nc3
Les coups candidats
7…O-O — 44.0% (1302 parties)
Ambassadeurs : Van Wely, Loek (18x), Gelfand, Boris (15x), Pinter, Jozsef (13x), Leko, Peter (11x), Adorjan, Andras (9x), Karpov, Anatoly (9x), Karjakin, Sergey (8x), ? (8x)
7…d5 — 34.6% (1024 parties)
Ambassadeurs : Sokolov, Andrei (15x), Vyzmanavin, Alexey (9x), Eingorn, Vereslav S (7x), Aseev, Konstantin N (7x), Karjakin, Sergey (7x), Gharibyan, Mamikon (7x), Bosiocic, Marin (7x), Neiksans, Arturs (6x)
7…c6 — 14.2% (420 parties)
Ambassadeurs : Timman, Jan H (8x), Ribli, Zoltan (6x), Topalov, Veselin (6x), Ayush Sharma (2010-10-21) (6x), Veingold, Aleksandr (5x), Epishin, Vladimir (5x), Van Wely, Loek (5x), Vilela De Acuna, Jose Luis (4x)
7…Bb7 — 6.7% (198 parties)
Ambassadeurs : Psakhis, Lev (9x), Levin, Ev (8x), Aseev, Konstantin N (5x), Timman, Jan H (4x), Eingorn, Vereslav S (4x), Tukmakov, Vladimir B (4x), Polugaevsky, Lev (3x), Mikhalchishin, Adrian (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…O-O 7…d5 7…c6 7…Bb7
<1800 84 61% 23% 11% 5%
1800-2200 806 50% 29% 12% 8%
2200-2600 1666 38% 40% 15% 7%
2600+ 217 46% 33% 18% 4%
Évolution par décennie (% des parties)
Décennie N parties 7…O-O 7…d5 7…c6 7…Bb7
1970s 21 10% 38% 38% 14%
1980s 364 32% 31% 24% 12%
1990s 238 37% 29% 20% 12%
2000s 665 53% 24% 15% 7%
2010s 1113 55% 29% 11% 5%
2020s 559 23% 63% 10% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…O-O 55% 23% ▼ -32.5%
7…d5 29% 63% ▲ +33.5%
7…c6 11% 10% ▼ -0.7%
7…Bb7 5% 4% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Anand, Viswanathan — 7 parties
Carlsen, Magnus — 6 parties
Ding, Liren — 4 parties
Kramnik, Vladimir — 2 parties
Hou, Yifan — 2 parties
Ju, Wenjun — 2 parties
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie
Gukesh D — 1 partie
Parties historiques
7…O-O — 44.0% (1302 parties)
1978 — Kuligowski, Adam vs Keene, Raymond D — 1-0 — Buenos Aires ARG
1979 — Sahovic, Dragutin vs Barle, Janez — 1-0 — Bled / Portoroz
1983 — Yrjola, Jouni vs Kanko, Ilkka — 1-0 — Helsinki FIN
1983 — Heitkamp, Michael R vs Ree, Hans — 0-1 — Lima,OH
1984 — Mascarinas, Rico vs Ribli, Zoltan — 1/2-1/2 — Thessaloniki GRE
7…d5 — 34.6% (1024 parties)
1975 — Lukacs, Peter vs Barczay, Laszlo — 1/2-1/2 — HUN
1976 — Begovac, Franja vs Plachetka, Jan — 1/2-1/2 — Sombor
1977 — Petrosian, Tigran A. vs Korchnoi, Viktor — 0-1 — Il Ciocco cm qf
1977 — Petrosian, Tigran V. vs Korchnoi, Viktor — 0-1 — Ciocco ITA
1977 — Vadasz, Laszlo vs Barczay, Laszlo — 0-1 — Budapest ch-HUN
7…c6 — 14.2% (420 parties)
1977 — Sveinsson, Jon Arni vs Baldursson, Reynir — 1-0 — Reykjavik ISL
1978 — Ribli, Zoltan vs Hort, Vlastimil — 0-1 — Tilburg NED
1978 — Foisor, Ovidiu-Doru vs Morrison, Graham — 1/2-1/2 — Graz AUT
1978 — Ree, Hans vs Adamski, Jan — 1/2-1/2 — Kiev UKR
1978 — Sosonko, Gennadi vs Speelman, Jon S — 1/2-1/2 — Amsterdam NED
7…Bb7 — 6.7% (198 parties)
1977 — Browne, Walter Shawn vs Larsen, Bent Ravn — 1/2-1/2 — Las Palmas ESP
1978 — Popov, Nikolay vs Ornstein, Axel — 1-0 — Albena
1979 — Timman, Jan H vs Kavalek, Lubomir — 0-1 — Montreal CAN
1981 — Martin, Andrew D vs Povah, Nigel E — 1/2-1/2 — London ENG
1982 — Timman, Jan H vs Franco Ocampos, Zenon — 1-0 — Mar del Plata ARG