B57e - 7.Nde2 - Sozin, Benko (1957)

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B57e — Sozin, Benko (1957)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Qb6 7.Nde2
Les coups candidats
7…e6 — 92.6% (750 parties)
Ambassadeurs : Csom, Istvan (12x), Wedberg, Tom (9x), Ljubojevic, Ljubomir (8x), Hector, Jonny (8x), Saidy, Anthony (6x), Pietrusiak, Bogdan (5x), Benko, Pal (5x), Velimirovic, Dragoljub (5x)
7…a6 — 3.6% (29 parties)
Ambassadeurs : ? (1x), Ostojic, Predrag (1x), Adhami, Vangjel (1x), Markland, Peter R (1x), Mangahas, Ronald (1x), Stoll, Drew Lamb (1x), Prie, Eric (1x), Lecuyer, Christian (1x)
7…g6 — 2.1% (17 parties)
Ambassadeurs : Wisniowska, Klaudia (2x), Todorovic, Goran M (2x), Contedini, Ennio (1x), Scafarelli, Francesco (1x), Minasian, Artashes (1x), Korsunsky, Yuri (1x), Jacoby, Florian, Prof. Dr. (1x), Rossmann, Andreas (1x)
7…Qb4 — 0.6% (5 parties)
Ambassadeurs : Ugrenovic, Bozidar (2x), Mitkov, Nikola (1x), Young, Angelo (1x), Lukajic, Bojan (1x), Salazar, Aura Cristina (1x), Duque Echeverry, Julian (1x), Lenz, Jonas (1x), Kempe, Markus (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…e6 7…a6 7…g6 7…Qb4
<1800 12 83% 17% — —
1800-2200 202 85% 5% 5% 1%
2200-2600 462 95% 3% 1% 0%
2600+ 11 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 7…e6 7…a6 7…g6 7…Qb4
1950s 3 100% — — —
1960s 52 96% 2% 2% —
1970s 63 97% 3% — —
1980s 97 95% 3% 1% —
1990s 252 94% 4% 1% —
2000s 223 89% 4% 3% 1%
2010s 94 87% 3% 6% 2%
2020s 26 96% — 4% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…e6 87% 96% ▲ +8.9%
7…a6 3% 0% ▼ -3.2%
7…g6 6% 4% ▼ -2.5%
7…Qb4 2% 0% ▼ -2.1%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 2 parties
Kramnik, Vladimir — 1 partie
Parties historiques
7…e6 — 92.6% (750 parties)
1957 — Honfi, Karoly vs Benko, Pal — 0-1 — Budapest HUN
1959 — Blatny, Frantisek vs Malich, Burkhard, Dr. — 1/2-1/2 — Budapest HUN
1959 — Fischer, Robert J vs Benko, Pal — 1-0 — Bled/Zagreb/Belgrade
1960 — Vasiukov, Evgeni vs Osnos, Viatcheslav — 1-0 — Moscow RUS
1960 — Walther, Edgar vs Pietzsch, Wolfgang — 1-0 — Madrid zt
7…a6 — 3.6% (29 parties)
1962 — ? vs Ostojic, Predrag — 1-0 — Skopje ch17-YUG
1972 — Adhami, Vangjel vs Markland, Peter R — 0-1 — Skopje MKD
1975 — Tepper, Frantisek vs Rakay, Kvetoslav — 1/2-1/2 — Rimavska Sobota SVK
1981 — Prie, Eric vs Lecuyer, Christian — 1/2-1/2 — Paris FRA
1987 — Mangahas, Ronald vs Stoll, Drew Lamb — 0-1 — Scarborough CAN
7…g6 — 2.1% (17 parties)
1969 — Contedini, Ennio vs Scafarelli, Francesco — 1/2-1/2 — Fanano ITA
1988 — Minasian, Artashes vs Korsunsky, Yuri — 1-0 — URS
1992 — Jacoby, Florian, Prof. Dr. vs Rossmann, Andreas — 1-0 — Oberliga Nord N9192
1996 — Bogachkov, Igor vs Neizvestnykh, Vitalij — 0-1 — Arkhangelsk RUS
2000 — Redlicki, Tomasz vs Dabrowski, Wojciech — 1-0 — Malbork
7…Qb4 — 0.6% (5 parties)
2006 — Mitkov, Nikola vs Young, Angelo — 1/2-1/2 — Chicago, IL USA
2009 — Lukajic, Bojan vs Ugrenovic, Bozidar — 0-1 — Novi Sad SRB
2009 — Salazar, Aura Cristina vs Duque Echeverry, Julian — 0-1 — Medellin COL
2010 — Vucicevic, Milos vs Ugrenovic, Bozidar — 0-1 — Beograd SRB
2013 — Lenz, Jonas vs Kempe, Markus — 1-0 — Oberhof