B59c - 7…Be7 - Boleslavsky (1949)

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B59c — Boleslavsky (1949)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nb3 Be7
Les coups candidats
Ambassadeurs : Pilnik, Herman (15x), Janosevic, Dragoljub (11x), Unzicker, Ferdinand, Dr. (10x), Paoli, Enrico (10x), Upton, Timothy J (8x), Benko, Pal (6x), Barden, Leonard (6x), Sulek, Viliam (6x)
Ambassadeurs : Foglar, Stanislav Jr (6x), Minev, Nikolay N (5x), Andrijevic, Milan (5x), Farago, Sandor (4x), Lopez Pereyra, Antonio (4x), Acoltzi Ruiz, Mariana (3x), Pilnik, Herman (3x), Blecha, Miroslav (3x)
Ambassadeurs : Plat, Vojtech (5x), Rahman, Ziaur (3x), Estrada, Walter (2x), Acoltzi Ruiz, Mariana (2x), Geller, Efim P. (2x), Unzicker, Ferdinand, Dr. (2x), Moreno Gracia, Daniel (2x), Thuerauf, Peter (2x)
8.g4 — 1.3% (61 parties)
Ambassadeurs : Rigo, Janos (3x), Galego, Luis (2x), Riegler, Dieter (2x), Jablonski, Jerzy (1x), Jagodzinski, Waldemar (1x), Utasi, Tamas (1x), Fleischmann, Albert (1x), Tschirky, Werner (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.O-O 8.Be3 8.Bg5 8.g4
<1800 216 62% 28% 6% 1%
1800-2200 2131 60% 30% 7% 2%
2200-2600 1704 73% 18% 6% 1%
2600+ 18 83% — 17% —
Évolution par décennie (% des parties)
Décennie N parties 8.O-O 8.Be3 8.Bg5 8.g4
1950s 185 74% 17% 8% —
1960s 105 67% 24% 8% —
1970s 172 67% 24% 7% 1%
1980s 354 81% 14% 5% 0%
1990s 1014 70% 21% 5% 1%
2000s 1439 65% 25% 7% 2%
2010s 1267 61% 28% 8% 2%
2020s 317 52% 38% 6% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.O-O 61% 52% ▼ -9.2%
8.Be3 28% 38% ▲ +10.5%
8.Bg5 8% 6% ▼ -2.4%
8.g4 2% 2% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 6 parties
Ju, Wenjun — 4 parties
Kasparov, Garry — 3 parties
Botvinnik, Mikhail — 2 parties
Anand, Viswanathan — 2 parties
Hou, Yifan — 2 parties
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Ding, Liren — 1 partie
Parties historiques
8.O-O — 65.7% (3190 parties)
1950 — Paoli, Enrico vs Baldanello, Mario — 1-0 — ?
1950 — Khasin, Abram vs Kopilov, Nikolay Georgiyevich — 1/2-1/2 — Leningard
1950 — Stumpers, Louis vs Spanjaard, Eduard — 1-0 — Amsterdam ch-NED
1950 — Penrose, Jonathan vs Barden, Leonard — 1/2-1/2 — Hastings ENG
1950 — Lavrinenko, Aleksandr vs Tal, Mikhail — 0-1 — Riga LAT
8.Be3 — 24.6% (1196 parties)
1950 — Trifunovic, Petar vs Acoltzi Ruiz, Mariana — 1/2-1/2 — Mar del Plata (0 (0
1950 — Liepins, Janis vs Tal, Mikhail — 0-1 — Riga LAT
1950 — Liepin vs Tal, Mikhail — 0-1 — Riga LAT
1950 — Trifunovic, Petar vs Acoltzi Ruiz, Mariana — 1/2-1/2 — Mar del Plata ARG
1951 — Nedeljkovic, Srecko M vs Milic, Borislav — 1-0 — Sarajevo BIH
8.Bg5 — 6.8% (331 parties)
1950 — Rossetto, Hector vs Acoltzi Ruiz, Mariana — 1-0 — Mar del Plata ARG
1951 — Martin, Raymond vs Hendricks, Wade — 0-1 — San Francisco, CA USA
1951 — Seiffert, Ronny Steffen vs Pietzsch, Wolfgang — 0-1 — DDR-ch Schwerin GER
1951 — Wagner, Alexander vs Lipski, Cezary — 1-0 — cr.
1951 — Aadhitha Karikalan vs Fuderer, Andrija — 1/2-1/2 — Sarajevo BIH
8.g4 — 1.3% (61 parties)
1978 — Jablonski, Jerzy vs Jagodzinski, Waldemar — 0-1 — Bydgoszcz POL
1984 — Rigo, Janos vs Utasi, Tamas — 1/2-1/2 — Budapest HUN
1990 — Guertler, Karlheinz vs Klein, Hans-Georg — 0-1 — ?
1990 — Martorelli, Antonio vs Borgo, Giulio — 0-1 — Chianciano ITA
1995 — Galego, Luis vs Fernandez Siles, Luis — 1-0 — Linares open