E39h - 6.Nf3 Na6 7.g3 - Classical, Pirc (1941)

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E39h — Classical, Pirc (1941)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 c5 5.dxc5 O-O 6.Nf3 Na6 7.g3
Les coups candidats
7…Nxc5 — 98.9% (1641 parties)
Ambassadeurs : Allawi Rawlings (50x), Kopasov, Evgeny (31x), Bobel, Philippe (16x), Morcin, Tom (15x), Annakov, Babakuli (13x), Boensch, Uwe (13x), Vera Gonzalez-Quevedo, Reynaldo (13x), Fridman, Daniel (12x)
7…Qa5 — 0.5% (8 parties)
Ambassadeurs : Shamkovich, Leonid (1x), Whitehead, Jay E (1x), Relange, Eloi (1x), Hauchard, Arnaud (1x), Schroll, Gerhard (1x), Titz, Heimo (1x), Holm, Kristian Stuvik (1x), Gormally, Daniel W (1x)
7…Bxc5 — 0.4% (7 parties)
Ambassadeurs : Shyaam Nikhil P (2x), Santos Guzman, Francisco Javier (1x), Garcia Padron, Jose (1x), Gorissen, Peter (1x), McArthur, Gabriel (1x), Lorparizangeneh, Shahin (1x), Lopes, Ramiro (1x), Leonard, Andrew (1x)
7…Bxc3+ — 0.2% (3 parties)
Ambassadeurs : Sienkiewicz, Wojciech (1x), Bortnik, Moshe (1x), Morozov, Nikolay Alekseevich (1x), Di Stefano, Gabriele (1x), Kopasov, Evgeny (1x), Kolanek, Roman (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Nxc5 7…Qa5 7…Bxc5 7…Bxc3+
<1800 42 98% — — 2%
1800-2200 425 99% — 1% 0%
2200-2600 1012 99% 1% 0% —
2600+ 98 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 7…Nxc5 7…Qa5 7…Bxc5 7…Bxc3+
1950s 5 100% — — —
1960s 4 100% — — —
1980s 25 96% 4% — —
1990s 167 99% 1% 1% —
2000s 115 97% 1% 1% 1%
2010s 1059 99% 0% 0% 0%
2020s 284 99% — 1% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Nxc5 99% 99% +0.2%
7…Qa5 0% 0% -0.5%
7…Bxc5 0% 1% +0.4%
7…Bxc3+ 0% 0% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 1 partie
Hou, Yifan — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
7…Nxc5 — 98.9% (1641 parties)
1951 — Almiron, Martin Alejandro vs Cordaro, J — 1-0 — Santiago de Chile
1951 — Horowitz, Albert Israel vs Lopez Masis, Kenard Evans — 0-1 — New York, NY USA
1951 — Horowitz, Albert Israel vs Evans, Larry — 0-1 — New York, NY USA
1954 — Wade, Robert G vs Keres, Paul — 0-1 — London ENG
1956 — Endzelins, Lucius vs Borsony, Valt — 1-0 — ICCF
7…Qa5 — 0.5% (8 parties)
1987 — Shamkovich, Leonid vs Whitehead, Jay E — 1-0 — Chicago, IL USA
1994 — Relange, Eloi vs Hauchard, Arnaud — 1/2-1/2 — FRA-ch Chambery
2003 — Schroll, Gerhard vs Titz, Heimo — 1/2-1/2 — Hartberg, Stmk
2013 — Cmilyte, Viktorija vs Dzagnidze, Nana — 1/2-1/2 — Geneva SUI
2014 — Holm, Kristian Stuvik vs Gormally, Daniel W — 1/2-1/2 — London ENG
7…Bxc5 — 0.4% (7 parties)
1991 — Santos Guzman, Francisco Javier vs Garcia Padron, Jose — 0-1 — Las Palmas ESP
2001 — Gorissen, Peter vs McArthur, Gabriel — 1-0 — ?
2011 — Lopes, Ramiro vs Leonard, Andrew — 1/2-1/2 — ICCF
2014 — Lorparizangeneh, Shahin vs Shyaam Nikhil P — 0-1 — Abudhabi UAE
2017 — Stocek, Jiri vs Rakotomaharo, Fy Antenaina — 1-0 — Riga LAT
7…Bxc3+ — 0.2% (3 parties)
2006 — Sienkiewicz, Wojciech vs Bortnik, Moshe — 1-0 — ICCF
2013 — Morozov, Nikolay Alekseevich vs Di Stefano, Gabriele — 1-0 — ICCF
2017 — Kopasov, Evgeny vs Kolanek, Roman — 1-0 — LSS