D48h - 9.e4 - Meran (1934)

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D48h — Meran (1934)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4
Les coups candidats
Ambassadeurs : Korneev, Oleg (21x), Trifunovic, Petar (18x), Jovcic, Milan (16x), Ciric, Dragoljub M (15x), Torre, Eugenio (14x), Chekhov, Valery A (14x), Van der Wiel, John T.H. (14x), Van der Sterren, Paul (13x)
Ambassadeurs : Stohl, Igor (3x), Fuentebella, Mayo (3x), Granados Gomez, Manuel (2x), Trumpp, Thomas (2x), Miguel, Nahuel (1x), Guimard, Carlos E (1x), Fischer, Johann (1x), Demian, Valer (1x)
Ambassadeurs : Drimer, Dolfi (3x), Forintos, Gyozo V (2x), Uhlmann, Wolfgang (2x), Fischer, Johann (2x), Wade, Robert G (2x), Ciric, Dragoljub M (1x), Prameshuber, Alexander (1x), Lambert Reyes (1x)
9…Be7 — 0.5% (29 parties)
Ambassadeurs : Pomar Salamanca, Arturo (2x), Groenegress, Wilfried (1x), Flatau, Leo (1x), Kraicer vs. Dyment (1x), Correspondence (1x), Kraicer (1x), Dyment, Igor (1x), Donner, Jan-Hein (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…c5 9…Bb7 9…b4 9…Be7
<1800 232 94% 3% 0% 2%
1800-2200 1803 91% 5% 2% 1%
2200-2600 2311 97% 2% 1% 0%
2600+ 131 98% 2% — —
Évolution par décennie (% des parties)
Décennie N parties 9…c5 9…Bb7 9…b4 9…Be7
1950s 127 93% 2% 2% 2%
1960s 125 86% 2% 9% 2%
1970s 124 94% 2% 4% —
1980s 504 98% 1% 1% —
1990s 1067 96% 3% 1% 0%
2000s 1837 95% 3% 2% 0%
2010s 1440 93% 4% 2% 1%
2020s 218 94% 3% 3% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…c5 93% 94% ▲ +1.5%
9…Bb7 4% 3% ▼ -1.3%
9…b4 2% 3% ▲ +0.8%
9…Be7 1% 0% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 10 parties
Karpov, Anatoly — 8 parties
Kramnik, Vladimir — 8 parties
Tal, Mikhail — 5 parties
Kasparov, Garry — 4 parties
Anand, Viswanathan — 4 parties
Ju, Wenjun — 2 parties
Gukesh D — 2 parties
Ding, Liren — 1 partie
Parties historiques
9…c5 — 94.3% (5134 parties)
1950 — Puc, Stojan vs Nilsson, Zandor — 1-0 — YUG-Sweden
1950 — Roehrich, E vs Schmid, Lothar — 1-0 — FRG-ch01 corr5052
1950 — Viaud, Adolphe vs ADAM ELAMAIREH — 1/2-1/2 — corr Wch1
1950 — Vajda, Arpad vs Szily, Jozsef — 1/2-1/2 — Budapest HUN
1950 — Trifunovic, Petar vs Gligoric, Sofija — 1/2-1/2 — Amsterdam NED
9…Bb7 — 3.0% (162 parties)
1950 — Molnar, Istvan vs Rethy, Pal — 1-0 — Budapest HUN
1951 — Fuderer, Andrija vs Rossolimo, Nicolas — 1/2-1/2 — ?
1956 — Behrensen, Jorge vs Redolfi, Argentino Rodolfo — 1-0 — Mar del Plata ARG
1967 — Fischer, Johann vs Demian, Valer — 1/2-1/2 — Bucharest ROU
1968 — Miguel, Nahuel vs Guimard, Carlos E — 1-0 — Mar del Plata ch-ARG
9…b4 — 1.8% (100 parties)
1951 — Vishomirskis, Romanas vs Mikenas, Vladas — 1-0 — Vilnius LTU
1956 — Prameshuber, Alexander vs Lambert Reyes — 1-0 — Moskou olm
1957 — Kamensky, Vitaly vs Muravin, Ilya — 1/2-1/2 — ?
1961 — Uhlmann, Wolfgang vs Drimer, Dolfi — 1/2-1/2 — Maroczy mem Budapest HUN
1961 — Fischer, Johann vs Drimer, Dolfi — 0-1 — Romania
9…Be7 — 0.5% (29 parties)
1950 — Kraicer vs Dyment, Igor — 1-0 — cr.
1952 — Kraicer vs. Dyment vs Correspondence — 1-0 — ?
1954 — Groenegress, Wilfried vs Flatau, Leo — 1-0 — Lemgo
1968 — Ivkov, Borislav vs Pomar Salamanca, Arturo — 1/2-1/2 — Malaga ESP
1969 — Donner, Jan-Hein vs Hein-Pomar Salamanca, Arturo — 1/2-1/2 — Havana Cap-mem