E54b - 8.Bxc4 - Main Line

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E54b — Main Line
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4
Eval: [+0.17]
Les coups candidats
Ambassadeurs : Farago, Ivan (33x), Kholmov, Ratmir D (25x), Portisch, Lajos (22x), Gligoric, Svetozar (21x), Beliavsky, Alexander G (20x), Ribli, Zoltan (17x), Suba, Mihai (17x), Unzicker, Wolfgang (16x)
Ambassadeurs : Salzmann, Stefan (21x), Kögeler, Aart (17x), Mroczek, Jacek (14x), Vaisser, Anatoly (12x), Hildebrand, Gerald (12x), Portisch, Lajos (11x), Isigkeit, Hans-Jürgen (11x), Siigur, Jüri (11x)
Ambassadeurs : Lechtynsky, Jiri (19x), Portisch, Lajos (16x), Donner, Jan-Hein (13x), Pomar Salamanca, Arturo (13x), Polugaevsky, Lev (12x), Karaklajic, Nikola (11x), Gligorić, Svetozar (11x), Parma, Bruno (11x)
8…b6 — 7.3% (521 parties)
Ambassadeurs : Donner, Jan-Hein (10x), Bertholdt, Dieter (8x), Reshevsky, Samuel (7x), Portisch, Lajos (7x), Unzicker, Wolfgang (7x), Geller, Efim P. (7x), Bilek, Istvan (6x), Korchnoi, Viktor (6x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Nbd7 8…cxd4 8…Nc6 8…b6
<1800 99 30% 44% 13% 8%
1800-2200 1511 35% 41% 12% 5%
2200-2600 3411 38% 34% 15% 5%
2600+ 380 35% 32% 19% 7%
Évolution par décennie (% des parties)
Décennie N parties 8…Nbd7 8…cxd4 8…Nc6 8…b6
1860s 1 — 100% — —
1930s 7 — 14% 57% —
1940s 9 11% 33% 33% 11%
1950s 215 50% 5% 15% 25%
1960s 582 35% 2% 14% 20%
1970s 514 33% 9% 31% 7%
1980s 360 48% 21% 10% 6%
1990s 542 44% 24% 13% 9%
2000s 1499 57% 27% 6% 4%
2010s 2397 37% 38% 13% 7%
2020s 997 7% 62% 25% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Nbd7 37% 7% ▼ -29.9%
8…cxd4 38% 62% ▲ +23.5%
8…Nc6 13% 25% ▲ +12.2%
8…b6 7% 3% ▼ -3.9%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 10 parties
Tal, Mikhail — 10 parties
Karpov, Aleksandr — 10 parties
Karpov, Anatoly — 10 parties
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 7 parties
Carlsen, Magnus — 6 parties
Ju, Wenjun — 4 parties
Botvinnik, Mikhail — 3 parties
Kasparov, Garry — 3 parties
Ding, Liren — 3 parties
Gukesh D — 2 parties
Euwe, Max — 1 partie
Hou, Yifan — 1 partie
Parties historiques
8…Nbd7 — 37.9% (2701 parties)
1948 — Ilivitsky, Georgy A vs Lisitsin, Georgy — 1-0 — Moskou ch-URS
1955 — Udovcic, Mijo vs Karaklajic, Nikola — 1-0 — Zagreb CRO
1955 — Minev, Nikolay N vs Karaklajic, Nikola — 1/2-1/2 — Zagreb CRO
1956 — Smyslov, Vladimir vs Karaklajic, Nikola — 1/2-1/2 — Belgrade SRB
1956 — Petrosian, Tigran A. vs Djurasevic, Bozidar — 1/2-1/2 — Belgrade SRB
8…cxd4 — 31.1% (2213 parties)
1861 — Schmorl, Alfred vs Lange, Max — 1-0 — Leipzig GER
1931 — Bolbochan, J. vs Ibanez Guillen, Enrique — 1-0 — Argentina
1945 — Fajer Abdallah Mohamad vs Rabar, Braslav — 1/2-1/2 — Novi Sad SRB
1949 — Kottnauer, Cenek vs Rossolimo, Nicolas — 1/2-1/2 — Venice ITA
1949 — Foltys, Jan vs Stalda, Giuseppe — 1-0 — Venice ITA
8…Nc6 — 14.5% (1031 parties)
1937 — Landau, Salo vs Steiner, Endre — 0-1 — Kemeri LAT
1938 — Ragozin, Viacheslav vs Bastrikov, Georgy — 1-0 — Leningrad RUS
1938 — Landau, Salo vs Alexander, Conol Hugh — 1/2-1/2 — London, Gt Eastern Hotel
1939 — Reshevsky, Samuel vs Fine, Reuben — 1/2-1/2 — New York, NY USA
1940 — Alatortsev, Vladimir N. vs Levenfish, Grigory — 0-1 — Moscow RUS
8…b6 — 7.3% (521 parties)
1944 — Pinkus, Albert vs Santasiere, Anthony — 1/2-1/2 — Ventnor City
1956 — Kollberg, Lothar vs Stief, Siegfried — 1/2-1/2 — Eisenach
1957 — Pakulla, Rudolf vs Bertholdt, Dieter — 0-1 — Soemmerda
1957 — Spassky, Boris V. vs Khasin, Abram — 1/2-1/2 — Moskou ch-URS
1957 — Spassky, Boris Vasily vs Khasin, Abram — 1/2-1/2 — Moscow RUS