B23h - 2…e6 3.Nge2 - Closed (1923)

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B23h — Closed (1923)
1.e4 c5 2.Nc3 e6 3.Nge2
Les coups candidats
3…Nc6 — 50.5% (1819 parties)
Ambassadeurs : Varshini, V (8x), Iskov, Gert (7x), Espig, Lutz (7x), Girya, Olga (7x), Baumhus, Reinhard (6x), Spassky, Boris Vasily (6x), Krapivin, Vladislav (6x), Lyell, Mark (6x)
3…a6 — 28.9% (1041 parties)
Ambassadeurs : Kuijf, Marinus (8x), Gdanski, Jacek (7x), Jovanovic, Zoran (7x), Kontic, Djordjije (6x), Spraggett, Kevin (6x), Knoppert, Erik (5x), Chuchelov, Vladimir (4x), Girya, Olga (4x)
3…d5 — 9.2% (331 parties)
Ambassadeurs : Spassky, Boris Vasily (3x), Goschin, Andreas (3x), Roszkowski, Rafal (3x), Rosenhahn, Eberhard (2x), Roos, Daniel (2x), Ferreira, Oscar Vieira (2x), Partac, Elena (2x), Yermolinsky, Alex (2x)
3…d6 — 6.0% (216 parties)
Ambassadeurs : Vogt, Lothar (3x), Grooten, Herman (3x), Schiller, Eric (3x), Da Cunha, Marcos Paolozzi S. (3x), Kozul, Zdenko (3x), Iskov, Gert (2x), Espig, Lutz (2x), Soltis, Andrew (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…Nc6 3…a6 3…d5 3…d6
<1800 210 52% 25% 13% 5%
1800-2200 1448 52% 26% 11% 6%
2200-2600 1620 48% 34% 7% 6%
2600+ 40 60% 28% 8% 5%
Évolution par décennie (% des parties)
Décennie N parties 3…Nc6 3…a6 3…d5 3…d6
1950s 3 — 33% 33% 33%
1960s 32 62% 31% — —
1970s 80 55% 16% 10% 10%
1980s 183 53% 17% 10% 15%
1990s 684 49% 25% 12% 8%
2000s 868 48% 28% 10% 7%
2010s 979 48% 35% 8% 5%
2020s 771 56% 30% 7% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…Nc6 48% 56% ▲ +8.8%
3…a6 35% 30% ▼ -5.2%
3…d5 8% 7% ▼ -1.5%
3…d6 5% 2% ▼ -2.5%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 2 parties
Tal, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
3…Nc6 — 50.5% (1819 parties)
1963 — Hoogendoorn, Daniel vs Cuijpers, Frans Andre — 0-1 — ?
1964 — Alexander, Ken R D vs Pelts, Roman — 0-1 — Kiev UKR
1964 — Pachman, Ludek vs Garcia Martinez, Silvino — 1-0 — Havana CUB
1965 — Markus, Marcel vs Hindle, Owen M — 1/2-1/2 — Berlin GER
1965 — Van den Berg, Ad vs van — 1-0 — Sinaia stud ol prel
3…a6 — 28.9% (1041 parties)
1959 — Hartmann, Claus vs Pietzsch, Wolfgang — 0-1 — GDR-ch Leipzig GER
1963 — Vesely, Jiri vs Smejkal, Jan — 0-1 — Telnice/Usti
1963 — Smederevac, Petar vs Kieninger, George — 1/2-1/2 — Beverwijk NED
1964 — Gurgenidze, Bukhuti vs Kikiani, Tamaz — 1-0 — ?
1964 — Hecht, Hans-Joachim vs Bhend, Edwin — 1/2-1/2 — Kecskemet HUN
3…d5 — 9.2% (331 parties)
1952 — Kinnmark, Olof vs Stoltz, Gosta — 1/2-1/2 — Sweden
1970 — Ayasofya Medina vs Kazilaris, Nikolaos — 1-0 — Siegen olm Siegen GER
1971 — Tompa, Janos vs Boucanus, Jean Claude — 1-0 — Bagneux FRA
1973 — Kotka Reino vs Dekeyser, Edouard — 1-0 — ?
1974 — Suetin, Alexey S vs Nicevski, Risto — 1/2-1/2 — Polanica Zdroj POL
3…d6 — 6.0% (216 parties)
1953 — Adaos, Dimitrios vs Keller-Hermann, Edith — 1-0 — Sofia BUL
1970 — Fischer, Robert J vs Garcia, Eder Raimundo — 1-0 — Buenos Aires ARG
1970 — Shamkovich, Leonid vs Tukmakov, Vladimir B — 1-0 — Sochi RUS
1971 — Neukirch, Detlef vs Malich, Burkhard, Dr. — 0-1 — Strasbourg ch20-DDR
1973 — Vogt, Lothar vs Adamski, Jan — 1/2-1/2 — Zinnowitz GER