C54c - 5.b4 - Bird's Attack (1953)

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C54c — Bird's Attack (1953)
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.b4
Les coups candidats
5…Bb6 — 85.7% (1338 parties)
Ambassadeurs : Yudasin, Leonid (19x), Kudrin, Sergey (11x), Jobava, Baadur (11x), Miettinen, Kristo S (11x), Kouvatsou, Maria (8x), Short, Nigel D (8x), Hjartarson, Johann (5x), Spasov, Vasil (5x)
5…Be7 — 11.8% (184 parties)
Ambassadeurs : Kobayashi, Erica (2x), Kruk, Sergey Valentinovich (2x), Olivares Flores, Benito (2x), Kiene, HansOlaf (1x), Jakobi, Axel (1x), Lamza, Marko (1x), Heidenfeld, Mark (1x), Baretic, Zvonimir (1x)
5…Bd6 — 1.7% (27 parties)
Ambassadeurs : Arias Rodriguez, Antonio (1x), Rodriguez Garcia, Jose Antonio 1952 (1x), Matogrosso (1x), Touchefeu, Aurelien (1x), Tulloch, Antonne (1x), Scott, Bertram (1x), Ayling, Simon D (1x), Sadkowsky, Leon (1x)
5…Bxf2+ — 0.5% (8 parties)
Ambassadeurs : Alexopoulos, Georgios 94 (1x), Simeonidis, Stavros (1x), Heiduk, Christoph (1x), Knetsch, Peter (1x), Sofieva, Ainur (1x), Daude Puvill, Antonio (1x), Bißmann, Stefan (1x), Løvholt, Thor (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…Bb6 5…Be7 5…Bd6 5…Bxf2+
<1800 137 80% 16% 2% 1%
1800-2200 600 85% 13% 2% 0%
2200-2600 432 91% 8% 0% 0%
2600+ 37 86% 14% — —
Évolution par décennie (% des parties)
Décennie N parties 5…Bb6 5…Be7 5…Bd6 5…Bxf2+
1950s 1 100% — — —
1960s 5 100% — — —
1970s 16 81% 12% — 6%
1980s 109 93% 7% — —
1990s 401 90% 7% 2% 0%
2000s 455 91% 7% 2% 0%
2010s 505 78% 19% 2% 1%
2020s 69 72% 26% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…Bb6 78% 72% ▼ -5.6%
5…Be7 19% 26% ▲ +7.3%
5…Bd6 2% 0% ▼ -2.2%
5…Bxf2+ 1% 0% ▼ -0.8%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 2 parties
Anand, Viswanathan — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
5…Bb6 — 85.7% (1338 parties)
1953 — Bouwmeester, Hans vs Donner, Jan-Hein — 1/2-1/2 — Beverwijk NED
1962 — Paoli, Enrico vs Forintos, Gyozo V — 0-1 — Reggio Emilia ITA
1962 — Honfi, Karoly vs Szily, Jozsef — 1/2-1/2 — Budapest HUN
1965 — Rumiancev, Gennadij vs Donchenko, Anatoly — 1-0 — Leningrad RUS
1966 — Coudari, Camille vs Lantos, Gabor — 1-0 — Montreal CAN
5…Be7 — 11.8% (184 parties)
1970 — Milbers, Paul vs Graupera, Joaquim — 1-0 — Siegen GER
1977 — Purcarea, Vasile vs Huttunen, Yrjoe — 0-1 — ?
1981 — Baretic, Zvonimir vs Jesensek, Dusan — 1-0 — Novi Sad SRB
1983 — Kudrin, Sergey vs Kraidman, Yair — 1-0 — Manchester ENG
1986 — Veinger, Itzhak vs Kotliar, Mark — 1-0 — Israel
5…Bd6 — 1.7% (27 parties)
1992 — Matogrosso vs Touchefeu, Aurelien — 0-1 — Utrecht NED
1993 — Ayling, Simon D vs Sadkowsky, Leon — 0-1 — Canberra AUS
1993 — Kurdov, G. vs Wong, Zi Jing — 1-0 — Bratislava SVK
1994 — Stapp, Tim vs Wood, Leo — 1-0 — Australia
1997 — Kaps, Darja vs Rovtar, Lucija — 1-0 — Bled SLO
5…Bxf2+ — 0.5% (8 parties)
1974 — Alexopoulos, Georgios 94 vs Simeonidis, Stavros — 1/2-1/2 — Philothei,Greece
1994 — Sofieva, Ainur vs Daude Puvill, Antonio — 1-0 — Sitges
1998 — Heiduk, Christoph vs Knetsch, Peter — 1/2-1/2 — Braunfels
2009 — Bißmann, Stefan vs Løvholt, Thor — 1-0 — ICCF
2010 — Schaper, Bjoern vs OPARAUGO, Thomas — 1-0 — GER