E75d - 9.Bh4 - Averbakh (1966)

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E75d — Averbakh (1966)
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Bg5 c5 7.d5 e6 8.Nf3 h6 9.Bh4
Les coups candidats
9…exd5 — 75.5% (154 parties)
Ambassadeurs : Uhlmann, Wolfgang (7x), Donner, Jan-Hein (4x), Bobotsov, Milko G (4x), Gligoric, Sofija (3x), Zuckerman, Bernard (2x), Rossetto, Hector (2x), Edelsvard, Olle (2x), Gligoric, Svetozar (2x)
9…g5 — 6.9% (14 parties)
Ambassadeurs : Panno, Oscar (1x), Johansson, Inge (1x), Bobotsov, Milko G (1x), Ciric, Dragoljub M (1x), Balashov, Yuri (1x), Keene, Raymond D (1x), Sarosy, Zoltan L (1x), Wee, Han Xia (1x)
9…e5 — 4.9% (10 parties)
Ambassadeurs : Landgraf, Siegfried (1x), Clement, Paul (1x), Hoad, Philip Charles (1x), Oakley, Peter James (1x), Foldi, Jozsef (1x), Portisch, Ferenc (1x), Leveille, Francois (1x), Barbeau, Sylvain (1x)
9…Re8 — 4.4% (9 parties)
Ambassadeurs : Camara, Ronald (1x), Canabrava, Antonio (1x), Fedder, Steen (1x), Ghitescu, Theodor (1x), Neidhardt, Claus, Dr. (1x), Schmidt, Aaron Joel (1x), Vatnikov, Josif E (1x), Chernov, Yury (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…exd5 9…g5 9…e5 9…Re8
<1800 6 83% — — —
1800-2200 54 61% 9% 7% 7%
2200-2600 67 73% 9% 4% 6%
2600+ 2 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 9…exd5 9…g5 9…e5 9…Re8
1950s 3 100% — — —
1960s 66 85% 6% 5% 2%
1970s 19 74% 16% — 11%
1980s 11 73% 9% 9% 9%
1990s 32 75% 3% 6% 3%
2000s 36 58% 11% 3% 6%
2010s 27 67% 4% 11% 7%
2020s 10 100% — — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…exd5 67% 100% ▲ +33.3%
9…g5 4% 0% ▼ -3.7%
9…e5 11% 0% ▼ -11.1%
9…Re8 7% 0% ▼ -7.4%
Parties historiques
9…exd5 — 75.5% (154 parties)
1958 — Bobotsov, Milko G vs Szabo, Laszlo — 1-0 — Balatonfured
1959 — Bertok, Mario Jr. vs Stupica, Janez — 1-0 — Kragujevac ch14-YUG
1959 — Malich, Burkhard, Dr. vs Bak, Istvan — 1-0 — Budapest HUN
1960 — Wexler, Bernardo vs Flores , Nelson — 1-0 — Sao Paulo BRA
1960 — Wexler, Francisco vs Bielicki, Carlos — 0-1 — Mar del Plata ARG
9…g5 — 6.9% (14 parties)
1965 — Balashov, Yuri vs Keene, Raymond D — 1/2-1/2 — Hastings ENG
1966 — Panno, Oscar vs Johansson, Inge — 1-0 — Havana olm
1968 — Bobotsov, Milko G vs Ciric, Dragoljub M — 1/2-1/2 — Athens GRE
1969 — Sarosy, Zoltan L vs Wee, Han Xia — 0-1 — Toronto CAN
1970 — Merino Mejuto, Domingo vs Peev, Peicho — 1-0 — Kapfenberg etc
9…e5 — 4.9% (10 parties)
1962 — Hoad, Philip Charles vs Oakley, Peter James — 1-0 — British ch
1966 — Landgraf, Siegfried vs Clement, Paul — 1-0 — Eberhardt Wilhelm Cup final 6
1966 — Foldi, Jozsef vs Portisch, Ferenc — 1-0 — Budapest HUN
1985 — Leveille, Francois vs Barbeau, Sylvain — 1/2-1/2 — Quebec Invitational
1992 — Palomo, Cristina vs Arroyo, Jack — 1/2-1/2 — cr.
9…Re8 — 4.4% (9 parties)
1960 — Camara, Ronald vs Canabrava, Antonio — 1-0 — Sao Paulo BRA
1975 — Vatnikov, Josif E vs Chernov, Yury — 1-0 — Rostov on Don
1978 — Fedder, Steen vs Ghitescu, Theodor — 1-0 — Roskilde DEN
1988 — Neidhardt, Claus, Dr. vs Schmidt, Aaron Joel — 1/2-1/2 — GER
1995 — Sheldon, Ruth vs Krivec, Jana — 1-0 — Brazil Wch U16 girls