D69b - 13…Nxe5 14.Nxe5 Qxe5 - Orthodox Classical

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D69b — Orthodox Classical
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.O-O Nxc3 12.Rxc3 e5 13.dxe5 Nxe5 14.Nxe5 Qxe5
Les coups candidats
Ambassadeurs : Euwe, Max (9x), Van den Bosch, Johannes (7x), Thomas, George Alan (6x), Vidmar, Milan Sr (5x), Lasker, Emanuel (4x), Vidmar Milan (4x), Maroczy, Geza (4x), Stahlberg, Gideon (4x)
15.Qb3 — 12.9% (120 parties)
Ambassadeurs : Gruenfeld, Ernst (2x), Stoltz, Gosta (2x), Domogaev, Sergey (2x), Johner, Hans (1x), Yudovich, Mikhail M (1x), Ufimtsev, Anatoly (1x), Dixon, Addey (1x), Thomas Harold (1x)
15.Qc2 — 5.2% (48 parties)
Ambassadeurs : Nikolaevsky, Yuri V (3x), Stein, Leonid (2x), Carls, Carl (1x), Matisons, Hermanis (1x), Blanco Cruz, Wara (1x), Pilnik, Herman (1x), Smith, Stephen Francis (1x), Sergeant, Edward (1x)
15.Qe2 — 2.4% (22 parties)
Ambassadeurs : Kuzminykh, Evgeny (1x), Batuev, Andrey M (1x), Asenova, Venka (1x), Andreieva, Olga A (1x), Yanofsky, Daniel Abraham (1x), Fuderer, Andrija (1x), Poliak, Evsey (1x), Ratner, Boris (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 15.f4 15.Qb3 15.Qc2 15.Qe2
<1800 18 61% 17% — 6%
1800-2200 312 68% 16% 5% 3%
2200-2600 166 73% 11% 4% 4%
Évolution par décennie (% des parties)
Décennie N parties 15.f4 15.Qb3 15.Qc2 15.Qe2
1910s 2 50% 50% — —
1920s 23 61% 13% 13% —
1930s 66 92% 5% — —
1940s 40 80% 2% 10% 2%
1950s 25 60% 20% 12% 8%
1960s 34 56% 3% 21% 3%
1970s 42 67% 14% 5% 2%
1980s 91 88% 8% 1% 3%
1990s 217 75% 8% 5% 4%
2000s 222 67% 16% 6% 1%
2010s 150 59% 25% 2% 2%
2020s 16 81% 12% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
15.f4 59% 81% ▲ +21.9%
15.Qb3 25% 12% ▼ -12.2%
15.Qc2 2% 0% ▼ -2.0%
15.Qe2 2% 0% ▼ -2.0%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 10 parties
Lasker, Emanuel — 4 parties
Alekhine, Alexander — 1 partie
Parties historiques
15.f4 — 71.3% (662 parties)
1914 — Alexa Mason vs Davies, Alex — 1-0 — Auckland NZL
1922 — Treybal, Karel vs Hromadka, Karel — 1/2-1/2 — Bad Pistyan CZE
1924 — Rubinstein, Akiba vs Lasker, Emanuel — 1/2-1/2 — Berlin living chess
1924 — Rubinstein, Akiba vs Lasker, Emanuel — 1/2-1/2 — Berlin GER
1925 — Rubinstein, Akiba vs Von Gottschall, Hermann — 0-1 — DSB-24.Kongress
15.Qb3 — 12.9% (120 parties)
1915 — Dixon, Addey vs Thomas Harold — 1-0 — ?
1927 — Tyroler, Alexandru vs Loventon — 0-1 — Bucharest ROU
1929 — Johner, Hans vs Gruenfeld, Ernst — 1-0 — Zurich SUI
1929 — Gruenfeld, Ernst vs Bogoljubow, Efim — 1/2-1/2 — Carlsbad CZE
1933 — Stahlberg, Gideon vs Stoltz, Gosta — 1/2-1/2 — Kbenhavn
15.Qc2 — 5.2% (48 parties)
1920 — Smith, Stephen Francis vs Sergeant, Edward — 0-1 — Edinburgh, McEwan Hall
1925 — Palau, Luis vs Reca, Damian M — 1/2-1/2 — Montevideo URU
1928 — Carls, Carl vs Matisons, Hermanis — 1-0 — The Hague NED
1947 — Blanco Cruz, Wara vs Pilnik, Herman — 0-1 — Mar del Plata ARG
1947 — Sanguinetti, Renato vs Hounie Fleurquin, Carlos — 1/2-1/2 — Mar del Plata ARG
15.Qe2 — 2.4% (22 parties)
1947 — Kuzminykh, Evgeny vs Batuev, Andrey M — 1/2-1/2 — Leningrad RUS
1952 — Yanofsky, Daniel Abraham vs Fuderer, Andrija — 1/2-1/2 — Beverwijk NED
1956 — Poliak, Evsey vs Ratner, Boris — 1/2-1/2 — Kiev UKR
1967 — Asenova, Venka vs Andreieva, Olga A — 1/2-1/2 — Ukraine
1974 — Barda, Yngvar vs Viglundsson, Bjorgvin — 1/2-1/2 — Eckernfoerde