A40f - 3.a3 - English Defence (1994)

A40f — English Defence (1994)
1.d4 b6 2.c4 e6 3.a3
Les coups candidats
3…Bb7 — 70.2% (1523 parties)
Ambassadeurs : Gaujens, Artis (26x), Miezis, Normunds (22x), Speelman, Jon S (21x), Baburin, Alexander (12x), Romero Holmes, Alfonso (12x), Bischoff, Klaus (12x), Kraai, Jesse (11x), Bakheet Farag (10x)
3…f5 — 8.8% (192 parties)
Ambassadeurs : Bunzmann, Dimitrij (13x), Rahman, Ziaur (12x), Shabalov, Alexander (10x), Short, Nigel D (6x), Pixton, Aaron (4x), Meier, Georg (4x), Halkias, Stelios (4x), Priehoda, Vitezslav (3x)
3…Nf6 — 8.8% (190 parties)
Ambassadeurs : Speelman, Jon S (5x), Lau, Ralf (3x), Shabalov, Alexander (2x), Root, Douglas (2x), Perea Montero, Luis Antonio (2x), Maninang, Rafaelito (2x), Headlong, Timothy (2x), Vozda, Jindrich (2x)
3…g6 — 6.0% (130 parties)
Ambassadeurs : Czebe, Attila (10x), Kengis, Edvins (9x), Miles, Anthony J (6x), Wohl, Aleksandar H (5x), Sulava, Nenad (5x), Short, Nigel D (4x), Bischoff, Klaus (3x), Likavsky, Tomas (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…Bb7 3…f5 3…Nf6 3…g6
<1800 63 78% 13% 8% —
1800-2200 562 77% 7% 9% 3%
2200-2600 1356 68% 9% 8% 8%
2600+ 82 62% 15% 11% 6%
Évolution par décennie (% des parties)
Décennie N parties 3…Bb7 3…f5 3…Nf6 3…g6
1970s 15 33% — 40% —
1980s 34 35% 6% 18% —
1990s 305 68% 7% 12% 5%
2000s 791 64% 15% 7% 8%
2010s 706 77% 7% 6% 5%
2020s 320 77% 2% 13% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…Bb7 77% 77% ▼ -0.8%
3…f5 7% 2% ▼ -4.3%
3…Nf6 6% 13% ▲ +7.1%
3…g6 5% 5% +0.2%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 2 parties
Anand, Viswanathan — 1 partie
Kasparov, Garry — 1 partie
Botvinnik, Mikhail — 1 partie
Parties historiques
3…Bb7 — 70.2% (1523 parties)
1977 — Gelpke, Peter vs Antony Ian Rohith — 1-0 — Velp NED
1977 — Birnboim, Nathan vs Keene, Raymond D — 1-0 — Nathanya
1978 — Abreu, Jorge D. vs Monroy Cerecero, Enrique — 1-0 — Mexico City MEX
1979 — Czerniakow, Wieslaw vs Socha, Czeslaw — 1-0 — Bydgoszcz POL
1979 — Goodman, David S C vs Nikolic, Stanimir — 1-0 — London ENG
3…f5 — 8.8% (192 parties)
1980 — Nilsson, Carl-Axel vs Soderberg, Per — 0-1 — SVE-chT corr
1983 — Wolf, Volker vs Reefschlaeger, Helmut, Dr. — 1/2-1/2 — BL
1990 — Makarichev, Sergey vs Miles, Anthony J — 1/2-1/2 — Moscow RUS
1991 — Efemuai, Oteri Martins vs Damaso, Rui — 1/2-1/2 — Cienfuegos City CUB
1992 — Dinstuhl, Volkmar, Dr. vs Mehrbrey, Kim Lars — 1-0 — Telgte
3…Nf6 — 8.8% (190 parties)
1974 — Goodman Castillo Cesar Alberto vs Alpha Miles — 0-1 — Islington ENG
1978 — Lukacs, Peter vs Regan, Kenneth — 1/2-1/2 — Budapest HUN
1978 — Flear, Glenn C vs Forintos, Gyozo V — 1-0 — London, Cumberland Hotel
1978 — Stean, Michael F vs Miles, Anthony J — 1/2-1/2 — Amsterdam NED
1979 — Rogers, Ian vs Maninang, Rafaelito — 1-0 — Sydney AUS
3…g6 — 6.0% (130 parties)
1990 — Avshalumov, Alex vs Kengis, Edvins — 1/2-1/2 — Luxembourg
1991 — Krasenkow, Michal vs Kengis, Edvins — 1/2-1/2 — Gausdal NOR
1991 — Epishin, Vladimir vs Rivas Pastor, Manuel — 1-0 — Logrono
1994 — Jasnikowski, Zbigniew vs Kengis, Edvins — 1/2-1/2 — Cappelle la Grande FRA
1996 — Hellsten, Johan vs Miles, Anthony J — 0-1 — Malmo SWE