E18h - 8…c6 - Queen’s Indian (1923)

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E18h — Queen’s Indian (1923)
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 d5 8.Ne5 c6
Les coups candidats
9.e4 — 56.6% (618 parties)
Ambassadeurs : Petrosian, Tigran V. (3x), Quinteros, Miguel A. (3x), O'Kelly de Galway, Alberic (2x), Rellstab, Ludwig (2x), Adamski, Jan (2x), Donchenko, Anatoly (2x), Lundholm, Stig Gustav (2x), Small, Vernon A (2x)
9.cxd5 — 10.5% (115 parties)
Ambassadeurs : Vaitonis, Povilas (1x), Stoltz, Gösta (1x), Eretova, Kveta (1x), Prymulova, Ruslana (1x), Trabattoni, Franco (1x), Scholz, Guillermo (1x), Frialde, Arniel (1x), O'Donnell, Tom (1x)
9.Qa4 — 8.5% (93 parties)
Ambassadeurs : Peterson, Andreas (1x), Goldenov, Boris P (1x), Federau, Juergen (1x), Schmidt, Bodo (1x), Sterner, Olof (1x), Niemela, Ilmari Aarne (1x), Sirkia, Mauri O. (1x), Novak, Ervin (1x)
9.b3 — 8.2% (90 parties)
Ambassadeurs : Ingerslev, Aage (1x), Pedersen, Svend (1x), Füster, Géza (1x), O'Kelly, Albéric de Galway (1x), Colasuonno, Michele (1x), Norcia, Federico (1x), Dunkelblum, Arthur (1x), O'Kelly de Galway, Alberic (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.e4 9.cxd5 9.Qa4 9.b3
<1800 49 41% 12% 12% 14%
1800-2200 517 49% 12% 9% 10%
2200-2600 416 67% 8% 8% 5%
2600+ 3 67% — — —
Évolution par décennie (% des parties)
Décennie N parties 9.e4 9.cxd5 9.Qa4 9.b3
1950s 16 44% 6% — 25%
1960s 16 50% — 25% —
1970s 37 70% 5% 11% 8%
1980s 49 63% 12% 12% 4%
1990s 161 54% 12% 12% 11%
2000s 217 48% 13% 8% 12%
2010s 396 54% 10% 9% 8%
2020s 199 71% 8% 4% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.e4 54% 71% ▲ +17.6%
9.cxd5 10% 8% ▼ -2.3%
9.Qa4 9% 4% ▼ -4.6%
9.b3 8% 3% ▼ -5.6%
Parties historiques
9.e4 — 56.6% (618 parties)
1950 — Martin M Pereira vs Sanguinetti, Ricardo — 1-0 — Mar del Plata ARG
1952 — Eken, Max vs Saemisch, Friedrich — 1/2-1/2 — Zwolle NED
1954 — Miguel, Nahuel vs Maderna, Carlos — 1-0 — Mar del Plata ARG
1954 — Roele, Charles vs Heidenfeld, Wolfgang — 0-1 — Utrecht NED
1955 — Kotkov, Yuri M vs Shishov, Mikhail — 1-0 — Soviet Union
9.cxd5 — 10.5% (115 parties)
1952 — Vaitonis, Povilas vs Stoltz, Gösta — 0-1 — Stockholm izt
1976 — Fischer, Johann vs Kertesz, Alfred — 1-0 — Satu-Mare ROU
1978 — Nikolic, Predrag vs Heaven, Pete — 1/2-1/2 — Groningen NED
1982 — Eretova, Kveta vs Prymulova, Ruslana — 1/2-1/2 — Decin CZE
1984 — Trabattoni, Franco vs Scholz, Guillermo — 1/2-1/2 — Bratto ITA
9.Qa4 — 8.5% (93 parties)
1960 — Sterner, Olof vs Niemela, Ilmari Aarne — 1/2-1/2 — Stockholm SWE
1964 — Peterson, Andreas vs Goldenov, Boris P — 1/2-1/2 — Kiev ch-URS
1966 — Sirkia, Mauri O. vs Novak, Ervin — 1/2-1/2 — Oerebro
1968 — Federau, Juergen vs Schmidt, Bodo — 1-0 — Saarbruecken
1972 — Huebner, Robert vs Kholmov, Ratmir D — 0-1 — Sukhumi GEO
9.b3 — 8.2% (90 parties)
1953 — Füster, Géza vs O'Kelly, Albéric de Galway — 0-1 — Beverwijk NED
1953 — Dunkelblum, Arthur vs O'Kelly de Galway, Alberic — 0-1 — Eupen BEL
1956 — Ingerslev, Aage vs Pedersen, Svend — 0-1 — Copenhagen DEN
1956 — Colasuonno, Michele vs Norcia, Federico — 1/2-1/2 — Rovigo
1977 — Kapelan, Milorad vs Matanovic, Aleksandar — 0-1 — Vrsac SRB