E69r - 9…Re8 10.Be3 exd4 11.Nxd4 - Fianchetto Classical

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E69r — Fianchetto Classical
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.e4 c6 9.h3 Re8 10.Be3 exd4 11.Nxd4
Les coups candidats
11…Nc5 — 85.1% (1071 parties)
Ambassadeurs : Fancsy, Imre (8x), Mazi, Leon (6x), Schweber, Samuel (5x), Roa Alonso, Santiago (5x), Greenfeld, Alon (5x), Donner, Jan-Hein (4x), Barcza, Gedeon (4x), Konstantinopolsky, Alexander (4x)
11…a5 — 7.2% (91 parties)
Ambassadeurs : Cvitan, Ognjen (3x), Pavlovic, Milos (3x), Morchiashvili, Bachana (3x), Reshevsky, Samuel (2x), Jojua, Davit (2x), Addison, Wiliam G (1x), Sherwin, James T (1x), Castagna, Rino (1x)
11…Nb6 — 2.5% (31 parties)
Ambassadeurs : Niephaus, Walter (2x), Schmid, Leo (1x), Botvinnik, Mikhail (1x), Ragozin, Viacheslav (1x), Veresov, Gavriil (1x), Lilienthal, Andor (1x), Schmid, Lothar (1x), Jansa, Vlastimil (1x)
11…Ne5 — 1.7% (21 parties)
Ambassadeurs : Zaichik, Gennadi (1x), Gamboa Mendez, Nicolas De Jesus (1x), Cierniak, Pascal (1x), Poilane, Anthony (1x), Smith Gene W (1x), Slavik, Petr (1x), Ruiz Palacios, Candido Manuel (1x), Granados, Ivan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11…Nc5 11…a5 11…Nb6 11…Ne5
<1800 16 75% 6% 6% 12%
1800-2200 349 86% 5% 3% 3%
2200-2600 659 86% 8% 2% 1%
2600+ 5 80% — — —
Évolution par décennie (% des parties)
Décennie N parties 11…Nc5 11…a5 11…Nb6 11…Ne5
1940s 10 70% — 30% —
1950s 39 77% 5% 13% —
1960s 32 84% 12% 3% —
1970s 33 85% — 6% —
1980s 68 88% 6% 3% —
1990s 306 88% 5% 2% 1%
2000s 255 88% 6% 1% 2%
2010s 422 84% 8% 2% 2%
2020s 93 75% 18% — 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11…Nc5 84% 75% ▼ -9.1%
11…a5 8% 18% ▲ +10.5%
11…Nb6 2% 0% ▼ -2.4%
11…Ne5 2% 2% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 2 parties
Tal, Mikhail — 2 parties
Botvinnik, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
11…Nc5 — 85.1% (1071 parties)
1945 — Zita, Frantisek vs Pachman, Ludek — 1/2-1/2 — Zlin CZE
1947 — Sajtar, Jaroslav vs Pytlakowski, Andrzej — 1-0 — Warsaw POL
1947 — Ritson-Morry, William vs Wood, Gabriel Jacquin — 1/2-1/2 — Harrogate
1948 — Euwe, Max vs Bruce, Ronald MacKay — 1-0 — Plymouth
1948 — Castillo Larenas, Mariano vs Medina-Garcia, Antonio — 0-1 — Mar del Plata ARG
11…a5 — 7.2% (91 parties)
1952 — Abad Gonzalez, Jose Miguel vs Najdorf, Miguel — 0-1 — Havana CUB
1953 — Zita, Frantisek vs Ujtelky, Maximilian — 1-0 — Prague CZE
1962 — Addison, Wiliam G vs Reshevsky, Samuel — 1-0 — New York, NY USA
1962 — Sherwin, James T vs Reshevsky, Samuel — 1/2-1/2 — New York, NY USA
1962 — Guimard, Carlos E vs Rossetto, Hector — 1/2-1/2 — Mar del Plata ARG
11…Nb6 — 2.5% (31 parties)
1941 — Botvinnik, Mikhail vs Ragozin, Viacheslav — 1-0 — Moscow RUS
1944 — Veresov, Gavriil vs Lilienthal, Andor — 1/2-1/2 — Moskou ch-URS
1949 — Schmid, Leo vs Niephaus, Walter — 1-0 — Wiesbaden GER
1950 — Schmid, Lothar vs Niephaus, Walter — 1-0 — Wiesbaden GER
1951 — Enevoldsen, Jens vs Sorensen, Tage — 1/2-1/2 — Copenhagen DEN
11…Ne5 — 1.7% (21 parties)
1996 — Zaichik, Gennadi vs Gamboa Mendez, Nicolas De Jesus — 1/2-1/2 — New York, NY USA
1996 — Ruiz Palacios, Candido Manuel vs Granados, Ivan — 1/2-1/2 — Asturias
1998 — Smith Gene W vs Slavik, Petr — 1-0 — ?
1999 — Cierniak, Pascal vs Poilane, Anthony — 0-1 — ?
2000 — Moeckel, Edgar, Dr. vs Gimber, Robert — 1-0 — ?