B24d - 4.Bg2 - Closed (1946)

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B24d — Closed (1946)
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2
Les coups candidats
Ambassadeurs : Starostits, Ilmars (104x), Bastian, Herbert (100x), Welz, Peter, Dr. (99x), Rogulj, Branko (69x), Parkanyi, Attila (57x), Krapivin, Alexander (55x), Blatny, Frantisek (54x), Tompa, Janos (44x)
4…d6 — 0.3% (142 parties)
Ambassadeurs : Nutt, Jeff (4x), Kaposztas, Miklos (2x), Bulgarini Torre, Marco (2x), Norcia, Federico (1x), Nestler, Vincenzo (1x), Stahl, Franz (1x), Woehlert, Lutz (1x), Hort, Vlastimil (1x)
4…Rb8 — 0.3% (117 parties)
Ambassadeurs : Ortiz Fernandez de la Vega, Alejandro (5x), Schmittdiel, Eckhard (4x), Charbonneau, Pascal (4x), Yoos, Jack (4x), Pribyl, Josef (3x), Smejkal, Jan (3x), Zubarev, Alexander (3x), Bassani, Jaison Jose (3x)
4…Nf6 — 0.1% (60 parties)
Ambassadeurs : Panyushkin, Boris Nikolaevich (3x), Piqueras Jiménez, Manuel (3x), Kohlei, Rolf (1x), Schmidt, Waldemar (1x), Masternak, Grzegorz (1x), Staniszewski, Piotr (1x), Lugovoi, Aleksei (1x), Dolinskij, Boris (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4…Bg7 4…d6 4…Rb8 4…Nf6
<1800 2623 99% 1% 0% 0%
1800-2200 21724 99% 0% 0% 0%
2200-2600 12396 99% 0% 0% 0%
2600+ 92 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 4…Bg7 4…d6 4…Rb8 4…Nf6
1950s 400 100% 0% — —
1960s 859 99% 0% 1% —
1970s 1142 99% 0% 1% —
1980s 2250 99% 0% 1% —
1990s 10142 99% 0% 0% 0%
2000s 15206 99% 0% 0% 0%
2010s 10904 99% 0% 0% 0%
2020s 2668 99% 0% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4…Bg7 99% 99% +0.3%
4…d6 0% 0% -0.1%
4…Rb8 0% 0% +0.0%
4…Nf6 0% 0% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Tal, Mikhail — 7 parties
Botvinnik, Mikhail — 6 parties
Smyslov, Vladimir — 5 parties
Kramnik, Vladimir — 5 parties
Carlsen, Magnus — 5 parties
Karpov, Aleksandr — 3 parties
Gukesh D — 3 parties
Anand, Viswanathan — 2 parties
Ju, Wenjun — 2 parties
Kasparov, Garry — 1 partie
Smyslov, Vassily — 1 partie
Ding, Liren — 1 partie
Hou, Yifan — 1 partie
Parties historiques
4…Bg7 — 99.1% (43171 parties)
1950 — Bykova, Elizaveta vs Karff, Mona M — 1-0 — Moscow RUS
1950 — Otto, Arnold vs Elstner, Rudolf — 1/2-1/2 — Soemmerda GER
1950 — De Vries, Paul vs Barendregt, Johan — 1/2-1/2 — Antwerp BEL
1950 — Rellstab, Ludwig vs Lehmann, Heinz — 1/2-1/2 — Bad Pyrmont GER
1950 — Nielsen, Palle vs Vestol, Aage — 1/2-1/2 — Reykjavik ISL
4…d6 — 0.3% (142 parties)
1956 — Norcia, Federico vs Nestler, Vincenzo — 1/2-1/2 — ITA-ch18 Rovigo
1964 — Stahl, Franz vs Woehlert, Lutz — 0-1 — Magdeburg GER
1967 — Hort, Vlastimil vs Velimirovic, Dragoljub — 1/2-1/2 — Harrachov
1974 — David, Maetys vs Andrianantenaina Hardy Mamisoa — 1-0 — BCF-ch Clacton on Sea
1974 — Modr, Bretislav vs Pribyl, Josef — 1-0 — Rimavska Sobota SVK
4…Rb8 — 0.3% (117 parties)
1963 — Blatny, Frantisek vs Alster, Ladislav — 1/2-1/2 — Prague CZE
1963 — Kopilov, Nikolay Georgiyevich vs Belov, Lev A — 1-0 — Chelyabinsk RUS
1966 — Karpov, Anatoly vs Smejkal, Jan — 1-0 — Trinec CZE
1966 — Tompa, Janos vs Smejkal, Jan — 0-1 — WchTJ U26 fin-A
1968 — Modr, Bretislav vs Pribyl, Josef — 0-1 — Harrachov CSR chT
4…Nf6 — 0.1% (60 parties)
1991 — Masternak, Grzegorz vs Staniszewski, Piotr — 1/2-1/2 — Mikolajki
1994 — Mindeguia, AB. vs Gallardo Retortillo, Enrique — 0-1 — Onati
1994 — Sepulveda, Laura Alicia vs Cosoi Scherzer, Alejandro — 0-1 — Santiago de Chile
1994 — Fischer, Emil vs Gutzeit, Kurt — 1-0 — Regionalliga NW9495
1995 — Kohlei, Rolf vs Schmidt, Waldemar — 1/2-1/2 — GER