B35h - 8.O-O - Accelerated Fianchetto, Modern (1955)

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B35h — Accelerated Fianchetto, Modern (1955)
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.Bc4 O-O 8.O-O
Les coups candidats
8…d6 — 47.0% (671 parties)
Ambassadeurs : Tiviakov, Sergei (5x), Hennings, Artur (4x), Plat, Vojtech (4x), Van de Mortel, Jan (3x), Felegyhazi, Laszlo (3x), Stambulian, Arsen (3x), Guseinov, Gadir (3x), Bystrov, Sergej M. (3x)
8…Nxe4 — 36.6% (522 parties)
Ambassadeurs : Eberth, Zoltan Bela (8x), Simon, Nandor (4x), Watson, William N (3x), Homonnay, Adam (3x), Widera, Jan (3x), Sorensen, Henrik (2x), Gonczi, Jozsef (2x), Isepy, Jozsef (2x)
8…Ng4 — 4.8% (68 parties)
Ambassadeurs : Jaskolka, Tomasz (2x), Mickeleit, Klaus (1x), Brycki, Jerzy (1x), Krivec, Jana (1x), Podlesnik, T. (1x), Flis, Jacek (1x), Babicz, F. (1x), Semasev, Kim (1x)
8…a6 — 2.7% (38 parties)
Ambassadeurs : Myrene, Jon Kare (1x), Kemp, Peter D (1x), Yilmaz, Turhan (1x), Baudot, Denis (1x), Cellante, Francesco (1x), Macario, Marco (1x), De La Fuente Arguelles, Isidoro (1x), Sanchez Romero, Miquel Angel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…d6 8…Nxe4 8…Ng4 8…a6
<1800 184 47% 38% 3% 3%
1800-2200 645 42% 40% 7% 3%
2200-2600 309 52% 40% 3% 1%
Évolution par décennie (% des parties)
Décennie N parties 8…d6 8…Nxe4 8…Ng4 8…a6
1950s 2 100% — — —
1960s 22 64% 14% — —
1970s 36 61% 33% 3% —
1980s 49 59% 31% — 4%
1990s 281 47% 37% 2% 5%
2000s 503 48% 33% 6% 2%
2010s 435 43% 41% 6% 3%
2020s 100 45% 42% 3% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…d6 43% 45% ▲ +2.5%
8…Nxe4 41% 42% ▲ +0.6%
8…Ng4 6% 3% ▼ -3.4%
8…a6 3% 2% ▼ -0.5%
Parties historiques
8…d6 — 47.0% (671 parties)
1955 — Paoli, Enrico vs Wade, Robert G — 1/2-1/2 — Mont Pelerin sur Vevey
1959 — Eisinger, Come vs Lehmann, Abel — 0-1 — Norimberga ch
1961 — Robatsch, Karl vs Pirc, Vasja — 1/2-1/2 — Baden Vienna AUT
1961 — Sorokina, Aleksandra vs Epshtein, Andrii — 1-0 — ?
1961 — Klovans, Janis vs Anokhin, Yuri — 1-0 — Batumi GEO
8…Nxe4 — 36.6% (522 parties)
1962 — Sergievsky, Vladimir D vs Zaitsev, Alexander — 1-0 — Moscow RUS
1963 — Pietzsch, Wolfgang vs Baumbach, Friedrich, Dr. — 1/2-1/2 — GDR-ch Aschersleben GER
1965 — Derouineau, Paul vs Rometti, Nicola Barbatto — 1-0 — Dunkerque
1970 — Geissert, Eberhard vs Schmitz, Bernd — 1-0 — Freiberg ch19-DDR
1972 — Anceschi, Vittorio vs Makropoulos, Georgios — 0-1 — Groningen EU-ch J
8…Ng4 — 4.8% (68 parties)
1976 — Mickeleit, Klaus vs Brycki, Jerzy — 1/2-1/2 — Kuortane
1991 — Playa, Marcelo vs Arias Hernandez, Scarlett Terry — 1-0 — Buenos Aires ARG
1991 — Gunnarsson, Jon Viktor vs Stevic, Hrvoje — 0-1 — Wch U12 Mamaia
1992 — Krivec, Jana vs Podlesnik, T. — 0-1 — SLO
1994 — Flis, Jacek vs Babicz, F. — 1-0 — Czestochowa
8…a6 — 2.7% (38 parties)
1989 — Myrene, Jon Kare vs Kemp, Peter D — 0-1 — GER
1989 — Yilmaz, Turhan vs Baudot, Denis — 1-0 — Haifa etc
1991 — Cellante, Francesco vs Macario, Marco — 1/2-1/2 — Asiago ITA
1991 — Mazuchowski, Tom vs Dobbs, Edward — 1/2-1/2 — Detroit, MI USA
1992 — Floyd, Brian vs Deiseach, Donald — 1-0 — Toronto CAN