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A03q — Bird (1902)
1.f4 d5 2.Nf3 g6 3.e3
Les coups candidats
3…Bg7 — 94.7% (3621 parties)
Ambassadeurs : Roynet, Sylvie (26x), Fister, Bernard (24x), Bohn, Thomas, Dr. (21x), Bester, Kazimierz (17x), Schmidt-Schaeffer, Sebastian, Dr. (17x), Abdi, Andreas (16x), Costa Trave, Jaume (16x), Capaliku, Aleks (16x)
Ambassadeurs : Morley, Paul (2x), Friedrich, Hermann (1x), Juergens, Norbert (1x), Purdy, John S (1x), Deiseach, Donald (1x), Hecky, Roland (1x), Kuehn, Wolfgang (1x), Hausner, Alfreda (1x)
3…c5 — 1.7% (64 parties)
Ambassadeurs : Weber, Gerhard (3x), Engelbosch, Maurice (2x), Fleming, Wagner (2x), Gamble, Raymond J (2x), Ekenberg, Bengt (1x), Nilsson, Zandor (1x), Persson, Carl (1x), Petersen, Finn (1x)
3…Bg4 — 1.3% (48 parties)
Ambassadeurs : Brodie, Hugh (2x), Kaster, Juergen (2x), Korensky, Sergey (2x), Rieger, Alexandra (1x), Dozsa, Paul (1x), Deppe, Georg (1x), Groenegress, Wilfried (1x), Von Oettingen, Serge (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…Bg7 3…Nf6 3…c5 3…Bg4
<1800 352 93% 3% 2% 2%
1800-2200 1913 95% 2% 2% 1%
2200-2600 819 97% 1% 1% 0%
2600+ 2 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 3…Bg7 3…Nf6 3…c5 3…Bg4
1950s 52 92% 2% 2% 4%
1960s 58 93% 2% 2% 2%
1970s 60 82% 10% 3% 3%
1980s 120 95% 2% 2% 1%
1990s 554 94% 1% 3% 2%
2000s 1323 95% 2% 1% 1%
2010s 1391 95% 2% 2% 1%
2020s 266 94% 2% 3% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…Bg7 95% 94% ▼ -0.9%
3…Nf6 2% 2% +0.2%
3…c5 2% 3% ▲ +1.3%
3…Bg4 1% 1% -0.3%
Parties historiques
3…Bg7 — 94.7% (3621 parties)
1950 — Moller, Baldur Helgi vs Agustsson, Gudmundur — 1/2-1/2 — Reykjavik ISL
1950 — Benderev, Yurij vs Tsvetkov, Alexandar K — 0-1 — Sofia BUL
1950 — Naidenov, Nikola vs Bobotsov, Milko G — 0-1 — Sofia BUL
1951 — Bahro, Tom vs Bertok, Mario Jr. — 1/2-1/2 — Sarajevo BIH
1951 — Bench Tut Tot vs Bajec, Ivo — 1/2-1/2 — Yugoslavia
3…Nf6 — 2.0% (77 parties)
1955 — Purdy, John S vs Deiseach, Donald — 1-0 — Antwerp BEL
1960 — Friedrich, Hermann vs Juergens, Norbert — 1/2-1/2 — Detmold
1970 — Brodie, Hugh vs Richardson, Ross — 0-1 — Montreal tt
1974 — Hausner, Alfreda vs Noonan, Aileen — 1-0 — Medellin COL
1974 — Fajkus, Jerry vs Veleckis, Ewald — 1-0 — ?
3…c5 — 1.7% (64 parties)
1957 — Persson, Carl vs Petersen, Finn — 0-1 — Odense DEN
1969 — Ekenberg, Bengt vs Nilsson, Zandor — 1/2-1/2 — Sweden
1970 — Christensen, Alfred vs Cohn, Hans — 1-0 — Ermelo
1972 — Wills, Mike W vs Mulder van Leens Dijkstra, Kornelis — 1/2-1/2 — EU-chT1 corr7281
1984 — Laaber, Peter vs Kunz, Alice — 0-1 — corr ch-BRD
3…Bg4 — 1.3% (48 parties)
1956 — Rieger, Alexandra vs Dozsa, Paul — 1/2-1/2 — Debrecen HUN
1956 — Deppe, Georg vs Groenegress, Wilfried — 0-1 — Rheda
1962 — Von Oettingen, Serge vs Blackstone, John — 1/2-1/2 — Sacramento, CA
1970 — Spraggett, Kevin vs Brodie, Hugh — 1/2-1/2 — Montreal CAN
1979 — Brodie, Hugh vs An, Young Jin — 1-0 — Toronto CAN