E69q - 10.Be3 - Fianchetto, Classical (1920)

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E69q — Fianchetto, Classical (1920)
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
Les coups candidats
Ambassadeurs : Fancsy, Imre (5x), Greenfeld, Alon (5x), Konstantinopolsky, Alexander (4x), Bocharov, Dmitry (4x), Anay Barche (3x), Schweber, Samuel (3x), Portisch, Lajos (3x), Molyboha, Volodymyr (3x)
10…Qc7 — 15.3% (219 parties)
Ambassadeurs : Eckhardt, Claudia (3x), Eken, Max (2x), Loeffler, Stefan (2x), Appel, Ralf (2x), Dolezal, Jiri (1x), Blatny, Frantisek (1x), Bukic, Enver (1x), Gojak, Ilija (1x)
10…a5 — 8.6% (123 parties)
Ambassadeurs : Averbakh, Yuri L (2x), Petrosian, Tigran V. (2x), Ciocaltea, Victor (2x), Anic, Darko (2x), Vaganian, Rafael A (2x), Korchnoi, Viktor (1x), Ivkov, Borislav (1x), Benko, Pal (1x)
10…a6 — 7.4% (106 parties)
Ambassadeurs : Pott, Brian (3x), Clarke, Peter (2x), Dunkelblum, Arthur (1x), Flesch, Jean-benoit (1x), Botvinnik, Mikhail (1x), Hort, Vlastimil (1x), Eliskases, Erich (1x), Engels, Ludwig (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…exd4 10…Qc7 10…a5 10…a6
<1800 49 51% 22% 6% 8%
1800-2200 567 49% 22% 7% 8%
2200-2600 602 61% 10% 10% 7%
2600+ 3 — — 33% —
Évolution par décennie (% des parties)
Décennie N parties 10…exd4 10…Qc7 10…a5 10…a6
1950s 48 52% 15% 15% 10%
1960s 40 62% 8% 5% 18%
1970s 46 48% 9% 15% 4%
1980s 81 62% 10% 12% 6%
1990s 293 61% 14% 8% 7%
2000s 344 52% 17% 8% 6%
2010s 475 55% 17% 7% 8%
2020s 104 53% 17% 11% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…exd4 55% 53% ▼ -1.6%
10…Qc7 17% 17% ▲ +0.7%
10…a5 7% 11% ▲ +3.4%
10…a6 8% 8% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Botvinnik, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
10…exd4 — 55.3% (792 parties)
1950 — Schmid, Lothar vs Niephaus, Walter — 1-0 — Wiesbaden GER
1950 — Schmid, Lothar vs Niephaus, Walter — 1-0 — Wiesbaden GER
1951 — Muilwijk, Jaap vs Beye — 1-0 — Netherlands tt
1951 — Fuster, Geza vs Szily, Jozsef — 1/2-1/2 — Budapest HUN
1951 — Tal, Mikhail vs Konovalov, Leonid — 1/2-1/2 — Riga LAT
10…Qc7 — 15.3% (219 parties)
1950 — Bolbochan, Julio vs Schmid, Lothar — 1-0 — Dubrovnik olm
1951 — Eken, Max vs Muilwijk, Jaap — 1-0 — The Hague NED
1953 — Nitsch, Aleksander vs Christoph, Manfred, Dr. — 0-1 — Bielefeld
1954 — Dolezal, Jiri vs Blatny, Frantisek — 1/2-1/2 — Prague CZE
1955 — Suarez, Jair vs Sanguinetti, Renato — 1-0 — Buenos Aires ARG
10…a5 — 8.6% (123 parties)
1954 — Averbakh, Yuri L vs Petrosian, Tigran V. — 1/2-1/2 — Riga URS tt ch
1954 — Zalys, Ignas vs Joyner, Lionel — 0-1 — ?
1954 — Nedeljkovic, Srecko M vs Djurasevic, Bozidar — 0-1 — Belgrade SRB
1954 — Averbakh, Yuri L vs Petrosian, Tigran V. — 1/2-1/2 — Riga LAT
1955 — Korchnoi, Viktor vs Ivkov, Borislav — 1-0 — Hastings ENG
10…a6 — 7.4% (106 parties)
1952 — Eliskases, Erich vs Engels, Ludwig — 1/2-1/2 — Rio de Janeiro BRA
1952 — Lorson, Gerhard vs Doerner, Charles — 1-0 — Helsinki olm
1952 — Myhre, Erling vs De Souza Mendes, Joao — 1/2-1/2 — Helsinki olm
1955 — Popel, Stepan vs Pilnik, Herman — 1/2-1/2 — Paris FRA
1956 — Clarke, Peter vs Alexander Ronald Cheng — 1/2-1/2 — Hastings ENG