C95j - 13.a4 - Closed, Breyer, Main Line (1964)

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C95j — Closed, Breyer, Main Line (1964)
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6 9.h3 Nb8 10.d4 Nbd7 11.Nbd2 Bb7 12.Bc2 Re8 13.a4
Les coups candidats
13…Bf8 — 86.4% (1537 parties)
Ambassadeurs : Telepnev, Igor Viktorovich (11x), Beliavsky, Alexander G (10x), Gabriel, Christian (9x), Ylönen, Olli (9x), Klewe, Wolfgang (9x), Sokolov, Andrei (8x), Kashlinskaya, Alina (8x), Carlsen, Magnus (8x)
13…c5 — 10.7% (191 parties)
Ambassadeurs : Van der Sterren, Paul (4x), Davidov, Alexandar (4x), Korchut, Adam (4x), Jirku, Jaroslav (3x), Brilla-Banfalvi, Sandor (2x), Rodriguez Cespedes, Amador (2x), Rivera, Alberto (2x), Psakhis, Lev (2x)
13…c6 — 1.6% (28 parties)
Ambassadeurs : Spisak, Czeslaw (1x), Socko, Bartosz (1x), Rodriguez Cespedes, Amador (1x), Sanchez Almeyra, Jorge (1x), Rodriguez Lopez, Rafael (1x), Bosch Porta, David (1x), Aguera Naredo, Javier (1x), Vega Viejo, Marcelino (1x)
13…Rb8 — 0.6% (11 parties)
Ambassadeurs : Beliavsky, Alexander G (2x), Har-Zvi, Ronen (2x), Timman, Jan H (1x), Huebner, Robert (1x), Hawelko, Marek (1x), Urban, Klaudiusz (1x), Lassen, Hans Joergen (1x), Tiits, Tonu (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 13…Bf8 13…c5 13…c6 13…Rb8
<1800 52 87% 12% 2% —
1800-2200 527 86% 11% 2% 0%
2200-2600 989 88% 10% 2% 0%
2600+ 93 91% 6% — 2%
Évolution par décennie (% des parties)
Décennie N parties 13…Bf8 13…c5 13…c6 13…Rb8
1960s 2 100% — — —
1970s 26 77% 23% — —
1980s 38 84% 11% — 5%
1990s 178 81% 14% 2% 2%
2000s 230 73% 23% 2% 1%
2010s 1181 90% 8% 2% 0%
2020s 124 93% 6% — —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
13…Bf8 90% 93% ▲ +3.2%
13…c5 8% 6% ▼ -1.7%
13…c6 2% 0% ▼ -1.7%
13…Rb8 0% 0% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 10 parties
Anand, Viswanathan — 7 parties
Karpov, Anatoly — 1 partie
Hou, Yifan — 1 partie
Parties historiques
13…Bf8 — 86.4% (1537 parties)
1964 — Ravinsky, Grigory vs Bebchuk, Evgeni — 0-1 — Moscow RUS
1966 — Suradiradja, Herman vs Kinnmark, Ove — 0-1 — Havana CUB
1970 — Hoen, Ragnar Harald vs Filip, Miroslav — 0-1 — Siegen olm
1972 — Razuvaev, Yuri S vs Furman, Semyon — 1/2-1/2 — Baku AZE
1973 — Geller, Efim P. vs Portisch, Lajos — 1/2-1/2 — Portoroz SLO
13…c5 — 10.7% (191 parties)
1973 — Kuzmin, Gennadi vs Rukavina, Josip — 1-0 — Leningrad izt
1973 — Keres, Paul Petrovich vs Rapaka Samuel Paul — 1/2-1/2 — Petropolis izt
1973 — Morozov, Igor Anatolyevich vs Brilla-Banfalvi, Sandor — 0-1 — ?
1974 — Quigley, Colm vs Ost-Hansen, Jacob — 0-1 — Teesside ENG
1976 — Abraham, Jan Willem vs Petzold, Vinzenz — 1/2-1/2 — ?
13…c6 — 1.6% (28 parties)
1995 — Rodriguez Cespedes, Amador vs Sanchez Almeyra, Jorge — 1-0 — Albacete ESP
1995 — Rodriguez Lopez, Rafael vs Bosch Porta, David — 1-0 — Nigran
1995 — Aguera Naredo, Javier vs Vega Viejo, Marcelino — 1/2-1/2 — Asturias
1996 — Spisak, Czeslaw vs Socko, Bartosz — 0-1 — Augustow Tch-POL
2000 — Stefansson, Hannes vs Acs, Peter — 1/2-1/2 — Varadero CUB
13…Rb8 — 0.6% (11 parties)
1989 — Timman, Jan H vs Beliavsky, Alexander G — 1/2-1/2 — Linares ESP
1989 — Huebner, Robert vs Beliavsky, Alexander G — 1/2-1/2 — Barcelona ESP
1990 — Hawelko, Marek vs Urban, Klaudiusz — 1-0 — Bydgoszcz POL
1992 — Lassen, Hans Joergen vs Tiits, Tonu — 1-0 — Baltic Sea tt6 9297
1995 — Har-Zvi, Ronen vs Comp Junior — 0-1 — Tel Aviv ISR