E19m - 9…c5 10.Rd1 d6 - Old Main Line (1946)

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E19m — Old Main Line (1946)
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3 Ne4 8.Qc2 Nxc3 9.Qxc3 c5 10.Rd1 d6
Les coups candidats
Ambassadeurs : Karpov, Anatoly (22x), Andersson, Ulf (16x), Timman, Jan H (14x), Ilyasov, Anatoly Fedorovich (13x), Weber, Karlheinz (9x), Portych, Václav (7x), Polugaevsky, Lev (6x), ? (6x)
11.Bf4 — 12.1% (198 parties)
Ambassadeurs : Ilincic, Zlatko (5x), Sosonko, Gennadi (4x), Christiansen, Larry (3x), Rapaka Samuel Paul (3x), Neckar, Lubomir (3x), Kýhos, Alois (3x), Andersson, Ulf (2x), Drasko, Milan (2x)
11.Qd3 — 7.8% (127 parties)
Ambassadeurs : Sanguinetti, Raul (2x), Matanovic, Aleksandar (2x), Pech, Jaroslav Jr (2x), Detela, Walter (2x), Galanov, Sergey Igorevich (2x), Kogan, Boris Avraamovich (2x), Egorov, Vladimir (2x), Urbaneja Navarro, Juan Carlos (1x)
11.Qc2 — 7.1% (116 parties)
Ambassadeurs : Egorov, Vladimir (3x), O'Kelly, Albéric de Galway (2x), Zagrebelny, Sergey (2x), Potgieter Marthinus (1x), Kortchnoi, V. (1x), Ivkov, Borislav (1x), Parma, Bruno (1x), Werner, Dimo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.b3 11.Bf4 11.Qd3 11.Qc2
<1800 70 60% 17% 9% 3%
1800-2200 631 70% 10% 8% 6%
2200-2600 646 65% 14% 9% 6%
2600+ 55 80% 7% — 7%
Évolution par décennie (% des parties)
Décennie N parties 11.b3 11.Bf4 11.Qd3 11.Qc2
1960s 10 40% — — 20%
1970s 109 65% 15% 2% 17%
1980s 115 62% 17% 1% 15%
1990s 147 69% 10% 1% 10%
2000s 407 61% 17% 10% 5%
2010s 772 72% 10% 9% 5%
2020s 76 61% 1% 16% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.b3 72% 61% ▼ -11.1%
11.Bf4 10% 1% ▼ -8.7%
11.Qd3 9% 16% ▲ +6.5%
11.Qc2 5% 9% ▲ +4.4%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Tal, Mikhail — 5 parties
Anand, Viswanathan — 2 parties
Kramnik, Vladimir — 1 partie
Parties historiques
11.b3 — 66.9% (1094 parties)
1967 — Zhidkov, Valery S vs ? — 1/2-1/2 — Kiev UKR
1968 — Ivkov, Borislav vs Korchnoi, Viktor — 0-1 — 18th Olympiad final A
1968 — Gheorghiu, Florin vs Korchnoi, Viktor — 0-1 — Palma de Majorca ESP
1969 — Ivkov, Borislav vs Matanovic, Aleksandar — 1/2-1/2 — Raach
1970 — Ivkov, Borislav vs Polugaevsky, Lev — 1/2-1/2 — Palma de Mallorca izt
11.Bf4 — 12.1% (198 parties)
1974 — Kramer, Haije vs Markland, Peter R — 0-1 — ?
1976 — Andersen, Bjarne Hjorth vs Hald, Jens Erik Kofoed — 1-0 — ?
1976 — Zaitsev, Igor A vs Kholmov, Ratmir D — 1-0 — Dubna
1976 — Tal, Mikhail vs Gulko, Boris — 1/2-1/2 — Moskou ch-URS
1977 — Langeweg, Kick vs Ligterink, Gert — 1/2-1/2 — Leeuwarden ch-NED
11.Qd3 — 7.8% (127 parties)
1976 — Sanguinetti, Raul vs Matanovic, Aleksandar — 1/2-1/2 — ?
1976 — Sanguinetti, Raul vs Matanovic, Aleksandar — 1/2-1/2 — Biel SUI
1982 — Urbaneja Navarro, Juan Carlos vs Sanna, Gianlazzaro — 1-0 — Luzern olm
1992 — Kovacs, Laszlo vs Portisch, Gabor — 0-1 — HUN
2001 — Charkhalashvili, Inga vs Matnadze Bujiashvili, Ann — 1/2-1/2 — Tbilisi GEO
11.Qc2 — 7.1% (116 parties)
1964 — Ivkov, Borislav vs Parma, Bruno — 1/2-1/2 — Belgrade SRB
1969 — Potgieter Marthinus vs Kortchnoi, V. — 1/2-1/2 — USSR
1970 — Rossetto, Hector vs O'Kelly, Albéric de Galway — 1/2-1/2 — Buenos Aires ARG
1970 — Vadasz, Laszlo vs Novak, Ervin — 0-1 — Budapest HUN
1970 — Smyslov, Vasily vs Rapaka Samuel Paul — 1/2-1/2 — Buenos Aires ARG