A72c - 9.Bg5 - Classical (1930)

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A72c — Classical (1930)
1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O 9.Bg5
Les coups candidats
9…h6 — 45.5% (196 parties)
Ambassadeurs : Bobotsov, Milko G (5x), Tringov, Georgi P (4x), Campelli, Cris (4x), Malich, Burkhard, Dr. (3x), Szabo, Laszlo (3x), Hindle, Owen M (3x), Wall, Bill (3x), Bak, Istvan (2x)
9…Re8 — 17.2% (74 parties)
Ambassadeurs : Malich, Burkhard, Dr. (2x), Bergraser, Volf (2x), Campelli, Cris (2x), Dely, Peter (1x), Radojevic, Miomir (1x), Bak, Istvan (1x), Thiellement, Andre (1x), Burt, Gordon J (1x)
9…a6 — 15.3% (66 parties)
Ambassadeurs : Aperador Rubio, Ricardo (2x), Filipowicz, Andrzej (2x), Juergens, Helmut (2x), Guerra, Joaquim (2x), Moody, David W (2x), Ojanen, Kaarle S (1x), Kraidman, Yair (1x), Ader Hausman, Walter (1x)
9…Bg4 — 13.7% (59 parties)
Ambassadeurs : Wright, John (2x), Campelli, Cris (2x), Camara, Ronald (1x), Dominguez, Cristobal (1x), Olafsson, Fridrik (1x), Yanofsky, Daniel Abraham (1x), Huebner, Robert (1x), Goetgeluck, Gerald (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…h6 9…Re8 9…a6 9…Bg4
<1800 14 43% 21% 36% —
1800-2200 132 28% 27% 17% 17%
2200-2600 106 56% 10% 16% 14%
2600+ 5 80% — — 20%
Évolution par décennie (% des parties)
Décennie N parties 9…h6 9…Re8 9…a6 9…Bg4
1950s 33 55% 9% 12% 9%
1960s 69 72% 7% 7% 10%
1970s 34 62% 9% 12% 9%
1980s 31 55% 13% 6% 13%
1990s 65 31% 20% 18% 18%
2000s 75 23% 25% 21% 19%
2010s 104 41% 22% 19% 12%
2020s 20 50% 20% 15% 15%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…h6 41% 50% ▲ +8.7%
9…Re8 22% 20% ▼ -2.1%
9…a6 19% 15% ▼ -4.2%
9…Bg4 12% 15% ▲ +2.5%
Joueurs célèbres
Champions du monde dans cette position
Ding, Liren — 1 partie
Parties historiques
9…h6 — 45.5% (196 parties)
1956 — Portisch, Lajos vs Pogats, Jozsef Jr. — 1-0 — Budapest HUN
1956 — Haygarth, Michael J vs Alexander, Conol Hugh — 0-1 — Blackpool ENG
1957 — Knothe, Karl vs Malich, Burkhard, Dr. — 1/2-1/2 — Soemmerda
1957 — Bobotsov, Milko G vs Muehlberg, Siegfried — 1-0 — Varna BUL
1957 — Bobotsov, Milko G vs Shamkovich, Leonid — 0-1 — RUS-Bulgaria m
9…Re8 — 17.2% (74 parties)
1958 — Sokolov, Vladimir vs Bradvarevic, Aleksandar — 0-1 — Tuzla
1959 — Malich, Burkhard, Dr. vs Gromek, Jozef — 0-1 — Marianske Lazne
1959 — Malich, Burkhard, Dr. vs Szukszta, Janus — 1-0 — Magdeburg GER
1963 — Burt, Gordon J vs Janata, Michael — 0-1 — Budva MNE
1964 — Bak, Istvan vs Thiellement, Andre — 1-0 — Bordeaux op Bordeaux FRA
9…a6 — 15.3% (66 parties)
1957 — Aperador Rubio, Ricardo vs Ader Hausman, Walter — 0-1 — Mar del Plata ARG
1957 — Juergens, Helmut vs Dinsen, Carl Krarup — 1-0 — Reykjavik ISL
1957 — Panno, Oscar vs Aperador Rubio, Ricardo — 1-0 — Mar del Plata ARG
1958 — Vesely, Jiri vs Juergens, Helmut — 1-0 — Varna BUL
1960 — Asfora, Eduardo Hasbum vs Camara, Helder — 1-0 — Fortaleza BRA
9…Bg4 — 13.7% (59 parties)
1955 — Rabar, Bakhtyar Hamasaleh vs Gligoric, Svetozar — 1-0 — Zagreb CRO
1955 — Rabar, Braslav vs Gligoric, Sofija — 1-0 — Zagreb CRO
1957 — Olafsson, Fridrik vs Yanofsky, Daniel Abraham — 1-0 — Dallas, TX USA
1961 — Camara, Ronald vs Dominguez, Cristobal — 1/2-1/2 — Mar del Plata ARG
1963 — Bobotsov, Milko G vs Perez Castillo, Francisco Julian — 1/2-1/2 — Havana CUB