E67g - 7.O-O e5 8.b3 - Fianchetto, Classical (1924)

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E67g — Fianchetto, Classical (1924)
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.Nf3 d6 5.g3 O-O 6.Bg2 Nbd7 7.O-O e5 8.b3
Les coups candidats
8…Re8 — 70.3% (1016 parties)
Ambassadeurs : Csom, Istvan (15x), Liebert, Heinz (13x), Donner, Jan-Hein (6x), Sapis, Witalis (6x), Bosch van Rosenthal, Edzard (5x), Reefschlaeger, Helmut, Dr. (5x), Lutikov, Anatoly S (4x), Cherepkov, Alexander V (4x)
8…exd4 — 12.5% (180 parties)
Ambassadeurs : Csom, Istvan (3x), Cafferty, Bernard (2x), Lilienthal, Andor (2x), Nezhmetdinov, Rashid (2x), Chellstorp, Craig (2x), Salamuni R (1x), Gentil Junior, Luiz (1x), Aarush More (1x)
8…c6 — 10.9% (158 parties)
Ambassadeurs : Liebert, Heinz (2x), Cuellar Gacharna, Miguel (1x), Gligoric, Sofija (1x), Dozsa, Paul (1x), Adamski, Andrzej (1x), Hennings, Artur (1x), Zwaig, Arne (1x), Jamieson, Robert M (1x)
8…a6 — 1.9% (28 parties)
Ambassadeurs : Jensen, Erik Bartram (2x), Salazar Jacob, Hernan (2x), Fisher, Eli (1x), Schulz, Klaus-Juergen (1x), Brueckner, Joachim (1x), Krauss, Werner (1x), Lebel-Arias, Julia (1x), Merciai, Anna (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Re8 8…exd4 8…c6 8…a6
<1800 39 51% 26% 13% 3%
1800-2200 437 62% 13% 15% 3%
2200-2600 702 77% 11% 9% 1%
2600+ 20 85% 5% 10% —
Évolution par décennie (% des parties)
Décennie N parties 8…Re8 8…exd4 8…c6 8…a6
1950s 99 74% 19% 4% —
1960s 45 62% 11% 16% 4%
1970s 73 79% 7% 11% —
1980s 100 85% 5% 6% 3%
1990s 267 73% 11% 12% 1%
2000s 303 67% 12% 13% 3%
2010s 448 67% 13% 13% 2%
2020s 110 68% 19% 5% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Re8 67% 68% ▲ +1.0%
8…exd4 13% 19% ▲ +5.9%
8…c6 13% 5% ▼ -7.5%
8…a6 2% 2% +0.3%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 2 parties
Tal, Mikhail — 1 partie
Gukesh D — 1 partie
Parties historiques
8…Re8 — 70.3% (1016 parties)
1950 — Kramer, Haije vs Tartakower, Savielly — 0-1 — Amsterdam NED
1950 — Castaldi, Vincenzo vs Miguel, Nahuel — 0-1 — Dubrovnik olm
1950 — Giustolisi, Alberto vs Ceccato, Vittorio — 1/2-1/2 — Sorrento
1950 — Al Balushi, Shuaib Abdul Wahab vs Cooper, Kereese — 0-1 — Schiavno Zdroj
1950 — Donner, Jan-Hein vs Muhring, Willem Jan — 1-0 — NLD-ch Amsterdam NED
8…exd4 — 12.5% (180 parties)
1950 — Cortlever, Nico vs Giustolisi, Alberto — 1-0 — Dubrovnik olm
1950 — Cafferty, Bernard vs Smith, Frank H — 1-0 — ?
1951 — Salamuni R vs Gentil Junior, Luiz — 0-1 — Fortaleza BRA
1951 — Lilienthal, Andor vs Nezhmetdinov, Rashid — 0-1 — Baku AZE
1951 — Lilienthal, Andor vs Nezhmetdinov, Rashid — 0-1 — Baku AZE
8…c6 — 10.9% (158 parties)
1950 — Willaert, Robert vs Bouwmeester, Hans — 1-0 — Antwerp BEL
1953 — Cuellar Gacharna, Miguel vs Gligoric, Sofija — 0-1 — Mar del Plata ARG
1955 — Melzer, Jan vs LAR, Rai Joseph — 1-0 — Prague CZE
1959 — Scafarelli, Francesco vs Perez, Andres — 1-0 — ?
1961 — Dozsa, Paul vs Adamski, Andrzej — 1-0 — Warsaw POL
8…a6 — 1.9% (28 parties)
1960 — Jensen, Erik Bartram vs Salazar Jacob, Hernan — 1-0 — 14. Skakolympiade gr C, Leipz
1960 — Jensen, Erik Bartram vs Salazar Jacob, Hernan — 1-0 — Leipzig GER
1980 — Lebel-Arias, Julia vs Merciai, Anna — 1-0 — Valetta
1988 — Fisher, Eli vs Schulz, Klaus-Juergen — 1/2-1/2 — Luxembourg
1989 — Brueckner, Joachim vs Krauss, Werner — 1-0 — ?