E68h - 8…exd4 9.Nxd4 Re8 10.h3 Nc5 11.Re1 a5 - Fianchetto Classical [+0.55]

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E68h — 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 exd4 9.Nxd4 Re8 10.h3 Nc5 11.Re1 a5
Eval: [+0.55]
Les coups candidats
12.Qc2 — 25.7% (507 parties)
Ambassadeurs : Kovalevskaya, Ekaterina (6x), Averbakh, Yuri L (5x), Lilienthal, Andor (5x), Smejkal, Jan (5x), Najdorf, Miguel (4x), Geller, Efim P. (4x), Gligorić, Svetozar (4x), Reshevsky, Samuel (4x)
12.b3 — 20.6% (406 parties)
Ambassadeurs : Tregubov, Pavel V. (8x), Poldauf, Dirk (6x), Blagojevic, Dragisa (6x), Ilincic, Zlatko (5x), Hausner, Ivan (5x), Vaulin, Alexander P. (4x), Kahn, Evarth Dr. (4x), Ellers, Holger, Dr. (4x)
12.Ndb5 — 19.5% (384 parties)
Ambassadeurs : Nevostrujev, Vladimir (4x), Cuevas Rodriguez, Maria Luisa (3x), Hernandez Onna, Roman (2x), Moehring, Guenther (2x), Kaufman, Lawrence (2x), Kaplan, Julio (2x), Kraehenbuehl, Gary (2x), Dautov, Rustem (2x)
12.Rb1 — 16.3% (322 parties)
Ambassadeurs : Planinec, Albin (6x), Csom, Istvan (5x), Korchnoi, Viktor (4x), Kovalevskaya, Ekaterina (4x), Arsovic, Goran (4x), Ribli, Zoltan (3x), Browne, Walter Shawn (3x), Goldin, Alexander (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 12.Qc2 12.b3 12.Ndb5 12.Rb1
<1800 24 8% 17% 33% 12%
1800-2200 464 19% 23% 19% 16%
2200-2600 1130 24% 21% 22% 18%
2600+ 15 20% 13% 33% 20%
Évolution par décennie (% des parties)
Décennie N parties 12.Qc2 12.b3 12.Ndb5 12.Rb1
1930s 2 — 100% — —
1940s 19 32% 11% — —
1950s 90 57% 8% 1% 17%
1960s 34 59% 9% 6% 15%
1970s 89 47% 6% 10% 28%
1980s 131 37% 18% 8% 20%
1990s 484 26% 27% 12% 20%
2000s 447 17% 26% 21% 17%
2010s 520 21% 18% 28% 12%
2020s 156 21% 15% 38% 12%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
12.Qc2 21% 21% -0.1%
12.b3 18% 15% ▼ -3.5%
12.Ndb5 28% 38% ▲ +9.4%
12.Rb1 12% 12% ▼ -0.6%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 4 parties
Kasparov, Garry — 2 parties
Smyslov, Vladimir — 1 partie
Botvinnik, Mikhail — 1 partie
Parties historiques
12.Qc2 — 25.7% (507 parties)
1948 — Pachman, Ludek vs Lilienthal, Andor — 0-1 — Saltsjobaden SWE
1948 — Pirc, Vasja vs Najdorf, Miguel — 1-0 — Saltsjobaden SWE
1949 — Sajtar, Jaroslav vs Busek, Hans — 1/2-1/2 — AUT-CSR Vienna AUT
1949 — Levenfish, Grigory vs Petrosian, Tigran A. — 0-1 — Moskou ch-URS
1949 — Kramer, Haije vs Tordion Serge — 1-0 — Baarn NED
12.b3 — 20.6% (406 parties)
1935 — Bolbochan, Jacobo vs Dobkin, Yosef — 1/2-1/2 — Warsaw POL
1937 — Szabo, Ladislav vs Ballai, Zsolt — 1-0 — Budapest HUN
1946 — Marini Speca, Gioia vs Bolbochan, J. — 1/2-1/2 — Buenos Aires ch-ARG
1948 — Kramer, George vs Whitaker, Norman — 1-0 — Baltimore, MD USA
1950 — Bergqvist, Allan vs Pedersen, Ebbe — 0-1 — Dubrovnik CRO
12.Ndb5 — 19.5% (384 parties)
1952 — Madeira de Ley, Manuel vs Cordioli, Lourenco Joao — 1-0 — Sao Paulo BRA
1966 — Flesch, Janos vs Paoli, Enrico — 1-0 — Szombathely
1968 — Keene, Raymond D vs Lee, Peter N — 1/2-1/2 — Southend
1974 — Liebert, Heinz vs Moehring, Guenther — 1-0 — Halle GER
1974 — Szabo, Laszlo vs Bachmann, Friedhelm — 1-0 — Dortmund GER
12.Rb1 — 16.3% (322 parties)
1953 — Szapiel, Henryk vs Doda, Zbigniew — 1-0 — Krakow POL
1954 — Abramovich Furman, Semyon vs Artsukevich, K. — 1/2-1/2 — Leningrad RUS
1954 — O'Kelly, Albéric de Galway vs Ciocaltea, Victor — 1/2-1/2 — Bucharest ROU
1954 — Bauza, Lorenzo vs Alvarez del Monte, Jose — 1-0 — Montevideo URU
1954 — Furman, Slavomir vs Tolush, Alexander — 1-0 — Leningrad RUS