E59d - 10.Bxc4 Qc7 11.a4 - Main Line (1949)

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E59d — Main Line (1949)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O Nc6 8.a3 Bxc3 9.bxc3 dxc4 10.Bxc4 Qc7 11.a4
Les coups candidats
11…b6 — 48.5% (94 parties)
Ambassadeurs : Miguel, Nahuel (4x), Rapaka Samuel Paul (4x), Junge, Wolfgang (3x), Fuderer, Andrija (2x), Rabar, Braslav (2x), Gross-Winter, Guenter (2x), Helbich, Dr. Ján (2x), Delgado, Raul Alejandro (2x)
11…Rd8 — 37.1% (72 parties)
Ambassadeurs : Rabar, Braslav (3x), Lutikov, Anatoly S (3x), Vukovic, Sava (3x), Alexander Tadala (2x), Matanovic, Aleksandar (2x), Popov, Evgeny Nikolaevich (2x), Kramer, Haije (1x), Poulsen, Christian (1x)
11…e5 — 13.4% (26 parties)
Ambassadeurs : Anderson, Frank Ross (2x), Graf, Alexander (2x), Panno, Oscar (1x), Ivkov, Borislav (1x), Alexander Tadala (1x), Fridstein, Grigory (1x), Bondarevsky, Igor (1x), Tinnesand, Erik (1x)
11…Re8 — 0.5% (1 parties)
Ambassadeurs : Duzhakov, Ilya (1x), Lobanov, Sergei (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11…b6 11…Rd8 11…e5 11…Re8
<1800 9 67% 33% — —
1800-2200 54 56% 37% 6% —
2200-2600 84 51% 35% 13% 1%
2600+ 1 — 100% — —
Évolution par décennie (% des parties)
Décennie N parties 11…b6 11…Rd8 11…e5 11…Re8
1950s 37 32% 41% 27% —
1960s 1 100% — — —
1970s 1 100% — — —
1980s 2 — — 100% —
1990s 9 44% 44% 11% —
2000s 63 48% 40% 13% —
2010s 73 58% 33% 7% 1%
2020s 8 50% 50% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11…b6 58% 50% ▼ -7.5%
11…Rd8 33% 50% ▲ +17.1%
11…e5 7% 0% ▼ -6.8%
11…Re8 1% 0% ▼ -1.4%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 1 partie
Parties historiques
11…b6 — 48.5% (94 parties)
1950 — Wood, Gabriel vs Mitchell, Graham — 1-0 — corr Wch1
1953 — Miguel, Nahuel vs Rapaka Samuel Paul — 1-0 — Buenos Aires ARG
1953 — Miguel, Nahuel vs Rapaka Samuel Paul — 0-1 — Buenos Aires ARG
1953 — Donner, Jan-Hein vs Kupper, Josef — 1-0 — Opatija
1953 — Idigoras Guisasola, Gregorio vs Acoltzi Ruiz, Mariana — 0-1 — Buenos Aires ch-ARG
11…Rd8 — 37.1% (72 parties)
1951 — Kramer, Haije vs Poulsen, Christian — 1/2-1/2 — Beverwijk NED
1951 — Nikolac, Juraj vs Matanovic, Aleksandar — 0-1 — Sarajevo BIH
1952 — Rabar, Braslav vs German, Eugenio — 1/2-1/2 — Rio de Janeiro BRA
1952 — Kotov, Alexander vs Matanovic, Aleksandar — 1-0 — 13
1952 — Vukovic, Sava vs Djurasevic, Bozidar — 1/2-1/2 — Belgrade SRB
11…e5 — 13.4% (26 parties)
1950 — Kuzminykh, Evgeny vs Abramov, Lev — 0-1 — Leningrad RUS
1951 — Boleslavsky, Isaac vs Efimov, Kondrat — 1/2-1/2 — URS-ch sf Sverdlovsk
1952 — Moiseev, Oleg vs Byvshev, Vasily — 1-0 — Moskou ch-URS
1953 — Panno, Oscar vs Ivkov, Borislav — 1-0 — Copenhagen DEN
1953 — Rapaka Samuel Paul vs Miguel, Nahuel — 1/2-1/2 — Buenos Aires ARG
11…Re8 — 0.5% (1 parties)
2012 — Duzhakov, Ilya vs Lobanov, Sergei — 0-1 — St Petersburg RUS