D61f - 7…c6 8.a3 - Orthodox Rubinstein

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D61f — Orthodox Rubinstein
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Qc2 c6 8.a3
Les coups candidats
8…Re8 — 32.9% (274 parties)
Ambassadeurs : Rejfir, Josef (6x), Becker, Albert (3x), Marshall, Frank (3x), Alekhine, Alexander (3x), Kubanek, Jindrich (3x), Przepiorka, Dawid (3x), Trifunovic, Petar (2x), Atkins, Henry Ernest (2x)
8…h6 — 18.6% (155 parties)
Ambassadeurs : Cirulis, Ilmars (4x), Rejfir, Josef (1x), Fine, Reuben (1x), Fernandes Zita, Naya Clarice (1x), Havasi, Abdolreza (1x), Wood, Baruch (1x), Wise, Andy (1x), Vidmar, Milan Jr (1x)
8…b6 — 15.2% (127 parties)
Ambassadeurs : Kavalek, Lubomir (2x), Raud, Ilmar (1x), Popa, Teodor (1x), Sajtar, Jaroslav (1x), Louma, Josef (1x), Saemisch, Friedrich (1x), Scheinberg, Matafia (1x), Tartakower, Savielly (1x)
8…a6 — 12.7% (106 parties)
Ambassadeurs : Landau, Salo (2x), Saemisch, Friedrich (2x), Reti, Richard (2x), Piazzini, Luis (1x), Camara Bordon, Luis Marcos (1x), Noteboom, Gren (1x), Doesburgh (1x), Gilg, Karl (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Re8 8…h6 8…b6 8…a6
<1800 15 20% 33% 13% 7%
1800-2200 234 31% 20% 13% 9%
2200-2600 299 30% 19% 23% 14%
2600+ 7 14% 43% 43% —
Évolution par décennie (% des parties)
Décennie N parties 8…Re8 8…h6 8…b6 8…a6
1900s 5 60% — — —
1910s 3 67% — — —
1920s 16 44% — — 50%
1930s 103 57% 11% 5% 12%
1940s 31 26% 19% 6% 16%
1950s 18 33% 11% 11% 17%
1960s 19 26% 11% 16% 26%
1970s 18 6% 22% 11% 17%
1980s 27 44% 15% 11% 11%
1990s 109 30% 19% 13% 17%
2000s 207 34% 17% 17% 11%
2010s 194 28% 22% 19% 10%
2020s 84 17% 32% 29% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Re8 28% 17% ▼ -11.2%
8…h6 22% 32% ▲ +10.5%
8…b6 19% 29% ▲ +10.0%
8…a6 10% 7% ▼ -2.7%
Joueurs célèbres
Champions du monde dans cette position
Alekhine, Alexander — 5 parties
Lasker, Emanuel — 2 parties
Euwe, Max — 1 partie
Gukesh D — 1 partie
Parties historiques
8…Re8 — 32.9% (274 parties)
1905 — Marshall, Frank vs Spielmann, Rudolf — 0-1 — Ostende
1906 — Marshall, Frank vs Maroczy, Geza — 1/2-1/2 — New York, NY USA
1907 — John, Walter vs Mason, James — 1-0 — Vienna AUT
1913 — Marshall, Frank vs Jaffe, Charles — 1-0 — New York, NY USA
1913 — Marshall Viele, Fabrizio Aaron vs Jaffe, Charles — 1-0 — New York, NY USA
8…h6 — 18.6% (155 parties)
1933 — Rejfir, Josef vs Fine, Reuben — 1/2-1/2 — Folkestone ENG
1933 — Skalicka, Karel vs Devos, Paul — 1-0 — Folkestone ENG
1934 — Wood, Baruch vs Wise, Andy — 1-0 — Hastings ENG
1935 — Batista Grau, Ricardo vs Monticelli D Elias, Maria Lucia — 1-0 — Warsaw POL
1936 — Breider, Bruno vs Magno da Cruz, Mecenas — 1-0 — Munich GER
8…b6 — 15.2% (127 parties)
1930 — Saemisch, Friedrich vs Scheinberg, Matafia — 1-0 — Hamburg GER
1935 — Raud, Ilmar vs Popa, Teodor — 1-0 — Warsaw POL
1935 — Tartakower, Savielly vs Kolski, Josek — 1-0 — Lodz POL
1937 — Duschene, N. vs Yanofsky, Daniel Abraham — 0-1 — Quebec CAN
1937 — Fine, Reuben vs Larsson, Ernst — 1-0 — Goteborg SWE
8…a6 — 12.7% (106 parties)
1928 — Gilg, Karl vs Wagner, Heinrich — 1/2-1/2 — The Hague NED
1928 — Landau, Salo vs Kroone, Gerard — 1/2-1/2 — The Hague NED
1928 — Landau, Salo vs Van den Bosch, Johannes — 1/2-1/2 — The Hague NED
1928 — Koltanowski, George vs Tholfsen, Erling — 1-0 — The Hague NED
1928 — Reti, Richard vs Spielmann, Rudolf — 1-0 — Trencianske Teplice SVK