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A47n —
1.d4 Nf6 2.Nf3 b6 3.Bf4 Bb7 4.e3
Eval: [-0.14]
Les coups candidats
Ambassadeurs : Romih, Max (4x), Magrin, Antonio (3x), Eckhardt, Claudia (3x), Efremova, Daria (3x), Lenz, Juergen (3x), Puschmann, Laszlo (2x), Meduna, Eduard (2x), De Haro, Martim Afonso Palma (2x)
4…g6 — 33.6% (570 parties)
Ambassadeurs : Vager, Boris (5x), Gasanov, Eldar (5x), Romih, Max (4x), Li, William (4x), Sielaff, Rudolf (3x), Olejarczyk, Bogdan (3x), Hilwerda, Jonas (3x), Mikadze, Miranda (3x)
4…Nh5 — 9.7% (165 parties)
Ambassadeurs : Gombocz, Ferenc Jr. (4x), Neelash Saha (3x), Seegers, Hendrik (2x), Lenz, Juergen (2x), Mikalsen, Erlend (2x), Martin, Julian (2x), Ahmad, Khagan (2x), Colle, Edgar (1x)
4…d6 — 8.6% (146 parties)
Ambassadeurs : Ozenir, Ekin Baris (3x), Crea, Vincenzo (2x), Skembris, Spyridon (2x), Byway, Paul V (2x), Bellin, Jana M (2x), Rozhko, Dmitry (2x), Kirchner, Thomas (2x), Tran Minh Thang (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…e6 4…g6 4…Nh5 4…d6
<1800 77 55% 26% 4% 12%
1800-2200 746 48% 30% 9% 9%
2200-2600 601 28% 45% 14% 9%
2600+ 22 45% 41% 5%
Évolution par décennie (% des parties)
Décennie N parties 4…e6 4…g6 4…Nh5 4…d6
1920s 3 67% 33%
1930s 11 18% 64%
1940s 8 62% 25%
1950s 6 67% 17%
1960s 14 43% 29% 21%
1970s 27 52% 33% 4% 4%
1980s 71 51% 34% 4% 3%
1990s 193 60% 21% 3% 9%
2000s 273 59% 23% 5% 8%
2010s 773 41% 36% 10% 9%
2020s 317 23% 46% 20% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…e6 41% 23% ▼ -18.4%
4…g6 36% 46% ▲ +10.2%
4…Nh5 10% 20% ▲ +9.3%
4…d6 9% 9% -0.5%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 2 parties
Alekhine, Alexander — 1 partie
Hou, Yifan — 1 partie
Parties historiques
4…e6 — 43.5% (737 parties)
1925 — Kmoch, Hans vs Gruenfeld, Ernst — 1-0 — Debrecen HUN
1929 — Helling, Karl vs Johner, Paul — 1/2-1/2 — Berlin GER
1930 — Romih, Max vs Gromer, Aristide — 0-1 — Paris FRA
1939 — Enevoldsen, Harald vs Poulsen, Christian — 0-1 — Naestved DEN
1941 — Stephens, Walter vs Yanofsky, Daniel Abraham — 0-1 — NY State (expert) ch
4…g6 — 33.6% (570 parties)
1932 — Romih, Max vs Lazard, Frederic — 0-1 — Paris FRA
1935 — Abata Molina, Santiago Andres vs Pleci, Isaias — 1/2-1/2 — Buenos Aires ARG
1935 — Romih, Max vs Luckis, Marcos — 1-0 — Warschau ol
1938 — Abata Molina, Santiago Andres vs Acosta Ojeda, Juan David — 1/2-1/2 — Buenos Aires ARG
1938 — Romih, Max vs Koblencs, Alexander — 0-1 — Milan ITA
4…Nh5 — 9.7% (165 parties)
1926 — Colle, Edgar vs Kostic, Boris — 1/2-1/2 — Merano Meran ITA
1976 — Gliksman, Darko vs Augustin, Josef — 1/2-1/2 — Stary Smokovec SVK
1984 — Piket, Jeroen vs Sunye Neto, Jaime — 0-1 — Amsterdam NED
1984 — Hesse, Peter vs Enders, Peter — 0-1 — Dresden GER
1987 — De Backer, Jan vs Penson, Thierry — 1/2-1/2 — Deurne
4…d6 — 8.6% (146 parties)
1965 — Krizsan-Bilek, Gyulane vs Jovanovic, Rosa — 1/2-1/2 — Belgrade SRB
1968 — Rakic, Tomislav vs Velimirovic, Dragoljub — 0-1 — Belgrade SRB
1968 — Ferry, Roger vs Duveau, JY. — 1-0 — Charbonnieres
1970 — Schurig, Russel vs Sarosy, Zoltan L — 1-0 — Toronto CAN
1981 — Rakic-Serianc, Brigita vs Zivkovic, Vesna — 1/2-1/2 — Arandjelovac