D47t - 7.Bxc4 b5 8.Bd3 Bb7 9.e4 b4 10.Na4 c5 11.e5 Nd5 12.O-O - Meran, Wade, Main Line (1955)

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D47t — Meran Wade Main Line
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 Bb7 9.e4 b4 10.Na4 c5 11.e5 Nd5 12.O-O
Les coups candidats
12…cxd4 — 79.3% (1402 parties)
Ambassadeurs : Rain, Ricardo Ernesto (25x), Gavrijski, Dimitar (16x), Dreev, Aleksey (14x), Sokolov, Ivan (9x), Kaidanov, Gregory (8x), Baumbach, Friedrich, Dr. (8x), Schmelz, Thomas (8x), Bryson, Douglas M (7x)
12…h6 — 9.5% (167 parties)
Ambassadeurs : Ribli, Zoltan (3x), Rasmussen, Karsten (3x), Flear, Glenn C (3x), Marbourg, Denny (3x), Gelfand, Boris (2x), Volosin, Vladimir (2x), Kuporosov, Viktor (2x), Alterman, Boris (2x)
12…Rc8 — 8.7% (153 parties)
Ambassadeurs : Baumbach, Friedrich, Dr. (3x), Stellwagen, Daniel (2x), Simmelink, Joop Theo (2x), Stefanov, Vladislav Nikolaevi (2x), Celan, Melissa (2x), Hayrapetyan, Hovik (2x), Shabaev, Vladimir Nikolaevich (2x), Razuvaev, Yuri S (1x)
12…Qa5 — 1.0% (18 parties)
Ambassadeurs : Broemme, Steffen (2x), Kirby, Kenneth (1x), Oliveira Freitas, Paulo Roberto (1x), Garcia Rodriguez, Raimundo (1x), Cristobal, Ruben (1x), Saacke, Bernd (1x), Schreiner, Richard (1x), Giardelli, Sergio C. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 12…cxd4 12…h6 12…Rc8 12…Qa5
<1800 19 95% — 5% —
1800-2200 427 78% 6% 13% 1%
2200-2600 992 79% 10% 8% 1%
2600+ 58 78% 16% 7% —
Évolution par décennie (% des parties)
Décennie N parties 12…cxd4 12…h6 12…Rc8 12…Qa5
1950s 3 33% 33% — 33%
1960s 4 100% — — —
1970s 57 82% 2% 9% 4%
1980s 92 87% 10% — —
1990s 220 79% 16% 3% 0%
2000s 608 78% 12% 7% 1%
2010s 622 82% 5% 12% 1%
2020s 161 71% 12% 16% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
12…cxd4 82% 71% ▼ -10.2%
12…h6 5% 12% ▲ +7.4%
12…Rc8 12% 16% ▲ +3.8%
12…Qa5 1% 0% ▼ -1.0%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 6 parties
Anand, Viswanathan — 5 parties
Carlsen, Magnus — 3 parties
Karpov, Aleksandr — 1 partie
Parties historiques
12…cxd4 — 79.3% (1402 parties)
1958 — Trifunovic, Petar vs Oliveira Freitas, Paulo Roberto — 1-0 — Munich GER
1968 — Portisch, Lajos vs Larsen, Bent — 1/2-1/2 — Porec CRO
1968 — Portisch, Lajos vs Larsen, Benjamin Holsko — 1/2-1/2 — Porec CRO
1969 — Korchnoi, Viktor vs Borisenko, Georgy K — 1/2-1/2 — Leningrad RUS
1969 — Wahlbom, Magnus vs Sigurjonsson, Gudmundur — 1-0 — Dresden GER
12…h6 — 9.5% (167 parties)
1955 — Wolk, Sigmund vs Bialas, Wojciech — 0-1 — Hoechst ch-GER
1976 — Collett, John vs Ros, Aksel — 0-1 — ICCF
1984 — Van Eeckhout, Guy vs Rogemont, Alain — 1-0 — FRA corr
1987 — Razuvaev, Yuri S vs Shabalov, Alexander — 1/2-1/2 — Jurmala LAT
1988 — Dorfman, Iossif vs Horvath, Csaba — 1/2-1/2 — Budapest HUN
12…Rc8 — 8.7% (153 parties)
1971 — Hort, Vlastimil vs Barczay, Laszlo — 1-0 — Havana CUB
1972 — Gligoric, Sofija vs Larsen, Benjamin Holsko — 1/2-1/2 — Teesside ENG
1972 — Hermlin, Aarne vs Brashinsky — 1-0 — Viljandi
1972 — Toran Albero, Roman vs Whiteley, Andrew J — 1-0 — Vienna AUT
1973 — Razuvaev, Yuri S vs Dorfman, Iossif — 1-0 — Frunze KGZ
12…Qa5 — 1.0% (18 parties)
1958 — Kirby, Kenneth vs Oliveira Freitas, Paulo Roberto — 1-0 — Munich GER
1974 — Garcia Rodriguez, Raimundo vs Cristobal, Ruben — 1-0 — Pinamar ARG
1978 — Saacke, Bernd vs Schreiner, Richard — 1-0 — Bad Koenigshofen
1995 — Giardelli, Sergio C. vs Pedrosa Raisky, Fernando — 1-0 — Lomas de Zamora
2002 — Seifert, Volker vs Rau, Juergen — 1-0 — Bad Wiessee GER