B28e - 3.d4 cxd4 4.Nxd4 Nf6 - O’Kelly

Fin du contenu

Aucune page supplémentaire à charger

← Articles plus récents
Articles plus anciens →
B28e — O’Kelly
1.e4 c5 2.Nf3 a6 3.d4 cxd4 4.Nxd4 Nf6
Les coups candidats
5.Nc3 — 86.7% (5240 parties)
Ambassadeurs : Zalys, Ignas (34x), Collins, Richard Arnold (26x), Bakalar, Jan (18x), Borda, Lajos (15x), Frey, Walter (14x), Damia, Angelo (13x), Csom, Istvan (12x), Morilla Morilla, Candido (12x)
5.Bd3 — 10.5% (637 parties)
Ambassadeurs : Gerhardt, Peter-Michael (6x), Skorobogatykh, Andrey (5x), Wiest, Georg, Dr. (4x), Strasil, Pavel (4x), Kunath, Werner (3x), Manak, Jozef (3x), Mangini, Jose Henrique de Mello (2x), Tavares da Silva Luiz (2x)
5.e5 — 1.1% (69 parties)
Ambassadeurs : Zalys, Ignas (3x), Kaufman, David (1x), Inglott, M. (1x), Collins, Richard Arnold (1x), Lazzaroni, Andrea (1x), Corleo (1x), Lomaya, Teimuraz (1x), Blagidze, Alexander (1x)
5.f3 — 1.0% (63 parties)
Ambassadeurs : Yildiz Kadioglu, Betul Cemre (2x), Rosero, Amilcar (2x), Doucha, Ludvig (1x), Barta, Ervin (1x), Patschull, Martin (1x), Caceres Richter, Dylan (1x), Brotz Herzog, F. (1x), Pozdeeva O (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Nc3 5.Bd3 5.e5 5.f3
<1800 462 87% 8% 2% 3%
1800-2200 2913 86% 12% 1% 1%
2200-2600 826 85% 15% 0% 0%
2600+ 2 50% — — 50%
Évolution par décennie (% des parties)
Décennie N parties 5.Nc3 5.Bd3 5.e5 5.f3
1920s 3 33% — — —
1930s 1 100% — — —
1940s 10 90% 10% — —
1950s 85 92% 7% — —
1960s 161 89% 8% 2% —
1970s 113 90% 8% 2% —
1980s 156 90% 8% 1% —
1990s 939 89% 9% 1% 1%
2000s 2079 87% 11% 1% 1%
2010s 2112 85% 11% 1% 2%
2020s 383 84% 14% 1% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Nc3 85% 84% ▼ -1.3%
5.Bd3 11% 14% ▲ +2.3%
5.e5 1% 1% +0.1%
5.f3 2% 1% ▼ -0.6%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 4 parties
Hou, Yifan — 3 parties
Tal, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Kasparov, Garry — 1 partie
Parties historiques
5.Nc3 — 86.7% (5240 parties)
1926 — Yates, Frederic D vs Tartakower, Savielly — 1-0 — Budapest Budapest HUN
1935 — Asztalos, Lajos vs Tot, Bora — 1/2-1/2 — Belgrado ch YUG
1948 — Arni Snaevarr vs Euwe, Max — 0-1 — Reykjavik ISL
1949 — Platt, Josef vs O'Kelly, Albéric de Galway — 1/2-1/2 — Trencianske Teplice SVK
1949 — Van Steenis, Hendrik Jan vs O'Kelly de Galway, Alberic — 0-1 — Beverwijk NED
5.Bd3 — 10.5% (637 parties)
1949 — Palmer, Marvin vs Euwe, Max — 0-1 — Detroit, MI USA
1950 — Poulsen, Christian vs O'Kelly, Albéric de Galway — 0-1 — Dubrovnik CRO
1952 — Zvorykina, Kira Alekseyevna vs Heemskerk, Fenny — 1-0 — Moscow RUS
1952 — Vasconcelos, Fernando vs Cruz, Walter — 1-0 — Rio de Janeiro BRA
1957 — Stoliar, Efim Samoilovich vs Spassky, Boris V. — 0-1 — Leningrad RUS
5.e5 — 1.1% (69 parties)
1961 — Kaufman, David vs Zalys, Ignas — 0-1 — Golden Knights
1961 — Lomaya, Teimuraz vs Blagidze, Alexander — 1/2-1/2 — Palanga
1964 — Inglott, M. vs Collins, Richard Arnold — 0-1 — ?
1966 — Lazzaroni, Andrea vs Corleo — 0-1 — cr.
1971 — Yepez, Carlos vs Zalys, Ignas — 0-1 — Golden Knights
5.f3 — 1.0% (63 parties)
1993 — Doucha, Ludvig vs Barta, Ervin — 1/2-1/2 — Slovakia
1997 — Patschull, Martin vs Caceres Richter, Dylan — 1/2-1/2 — DLMw Templin
1998 — Brotz Herzog, F. vs Pozdeeva O — 0-1 — Pecs
1999 — Merenyi, Gabor vs Kovacs, Gyorgy — 1/2-1/2 — Budapest HUN
1999 — Lengyel, Laszlo vs Nagy, Csaba — 0-1 — Hajduszoboszlo