C97a - 11…Qc7 (1907)

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C97a —
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Na5 10.Bc2 c5 11.d4 Qc7
Les coups candidats
Ambassadeurs : Zielinski, Sergej (212x), Szabo, Vilmos (108x), Lengyel, Bela (106x), Ivkov, Borislav (68x), Matanovic, Aleksandar (55x), Van Riemsdijk, Herman C. (55x), Salzmann, Stefan (49x), Sherwood, Russell (47x)
Ambassadeurs : Zielinski, Sergej (60x), Szabo, Vilmos (19x), Gromotka, Harry (17x), Popov, Vladimir Valentinovich (17x), Salonen, Jukka (11x), Kasparov, Garry (10x), Filippov, Anton (9x), Pott, Brian (9x)
12.Bg5 — 0.9% (208 parties)
Ambassadeurs : Westerinen, Heikki M.J. (5x), Purdy, Cecil J S (4x), Cook, Patrick (2x), Abad Calderon, Abraham (2x), Balogh, Janos (2x), Castaneda, Carlos (2x), Zielinski, Sergej (2x), Narva, Mai (2x)
12.b4 — 0.6% (143 parties)
Ambassadeurs : Srbis, Jurica (7x), Huerga Leache, Mikel (4x), Gipslis, Aivars (3x), Vasiukov, Evgeni (3x), ? (3x), Klundt, Klaus (3x), Sagorovsky, V. (2x), Suetin, Alexey S (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 12.Nbd2 12.d5 12.Bg5 12.b4
<1800 1224 75% 20% 3% 0%
1800-2200 8797 79% 18% 1% 0%
2200-2600 7993 83% 15% 0% 1%
2600+ 288 81% 18% 0% 0%
Évolution par décennie (% des parties)
Décennie N parties 12.Nbd2 12.d5 12.Bg5 12.b4
1950s 732 94% 1% 1% 2%
1960s 948 93% 1% 1% 3%
1970s 854 93% 3% 1% 2%
1980s 1115 93% 4% 0% 1%
1990s 2264 87% 9% 1% 1%
2000s 7251 86% 11% 1% 0%
2010s 8358 77% 20% 1% 0%
2020s 1446 54% 43% 1% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
12.Nbd2 77% 54% ▼ -23.1%
12.d5 20% 43% ▲ +23.1%
12.Bg5 1% 1% +0.2%
12.b4 0% 0% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Botvinnik, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Smyslov, Vladimir — 7 parties
Hou, Yifan — 5 parties
Kramnik, Vladimir — 3 parties
Carlsen, Magnus — 2 parties
Karpov, Aleksandr — 1 partie
Lasker, Emanuel — 1 partie
Fischer, Robert James — 1 partie
Parties historiques
12.Nbd2 — 82.0% (18843 parties)
1950 — Geller, Efim P. vs Panov, Vasily — 1-0 — Kiev UKR
1950 — Van't Veer, P. vs Purdy, Cecil J S — 0-1 — corr Wch1
1950 — Aronin, Lev vs Alexander Tadala — 1-0 — Moskou ch-URS
1950 — Aronin, Lev vs Averbakh, Yuri L — 1/2-1/2 — Moskou ch-URS
1950 — Lipnitsky Isaak vs Pavlov, Mircea-Sergiu-Aurelian — 1-0 — Ch URS (1/2 final), Kiev UKR
12.d5 — 14.7% (3386 parties)
1952 — Abiolla James vs AGBOLO, Green Laureta — 0-1 — Chester
1954 — Kaliwoda, Kurt vs Heilemann, Paul — 1/2-1/2 — ?
1956 — Benitez Diaz, Francisco Javier vs Benitez Rodriguez, Carlos — 1/2-1/2 — Moscow RUS
1957 — Parmalee, Clinton vs Cafarelli, Neil — 1-0 — East Orange
1958 — Darznieks, Artur vs Ivanovs, Aleksandrs — 1-0 — Riga LAT
12.Bg5 — 0.9% (208 parties)
1950 — Purdy, Cecil J S vs Balogh, Janos — 1/2-1/2 — ?
1950 — Purdy, Cecil J S vs Balogh, Janos — 1/2-1/2 — corr Wch1
1950 — Purdy, Cecil J S vs Collins Justin — 1-0 — corr Wch1
1952 — Purdy, Cecil J S vs Sarapu, Ortvin — 1/2-1/2 — Auckland NZL
1953 — Cook, Patrick vs Abad Calderon, Abraham — 0-1 — Hastings ch-BCF
12.b4 — 0.6% (143 parties)
1957 — Zagorovsky, Vladimir vs Frantzen, A. — 1-0 — Wch4 sf10 corr
1957 — Nezhmetdinov, Rashid vs Bannik, Anatolij — 1-0 — Kiev UKR
1958 — Suetin, Alexey S vs Rabar, Braslav — 1-0 — Zagreb CRO
1958 — Suetin, Alexey S vs Mikenas, Vladas — 1-0 — Moscow RUS
1958 — Shianovsky, Vladislav I vs Poliak, Evsey — 1-0 — Kiev UKR