B70k - 6…Bg7 - Dragon (1943)

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B70k — Dragon (1943)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7
Les coups candidats
Ambassadeurs : Lengyel, Bela (44x), Farago, Sandor (26x), Zapata, Alonso (21x), Fishbein, Alexander (19x), Unzicker, Ferdinand, Dr. (18x), Kindermann, Stefan (17x), Sosonko, Gennadi (16x), Vogt, Lothar (16x)
Ambassadeurs : Guzzetti, Luigi Enrico (8x), Grosar, Kiti (7x), Farago, Sandor (7x), Wood, Baruch (6x), De Jong, Peter (6x), ? (6x), Cote-Lalumiere, Tristan (5x), Panno, Oscar (4x)
7.Nb3 — 1.5% (189 parties)
Ambassadeurs : Shmirina, Evgenija (3x), Castaldi, Vincenzo (2x), Winge, Stefan (2x), Sax, Gyula (2x), Parma, Bruno (2x), Torre, Eugenio (2x), Rigo, Janos (2x), Hilge, Andreas (2x)
7.Bg5 — 1.0% (126 parties)
Ambassadeurs : Mamedov, Rauf (2x), Milanovic, Maja (2x), White, Gabriel (1x), O'Hare, Eugene (1x), Shirazi, Kamran (1x), Duckworth, William (1x), Levitina, Irina (1x), Nikolic, Zivoslav (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.O-O 7.Be3 7.Nb3 7.Bg5
<1800 1144 41% 54% 1% 1%
1800-2200 5469 49% 47% 1% 1%
2200-2600 3597 80% 17% 2% 1%
2600+ 56 88% 11% 2% —
Évolution par décennie (% des parties)
Décennie N parties 7.O-O 7.Be3 7.Nb3 7.Bg5
1950s 227 40% 55% 3% —
1960s 180 28% 67% 2% 1%
1970s 338 48% 47% 2% 0%
1980s 881 71% 25% 2% 1%
1990s 3192 58% 38% 1% 1%
2000s 4195 54% 43% 1% 1%
2010s 3450 55% 41% 1% 1%
2020s 518 55% 40% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.O-O 55% 55% -0.1%
7.Be3 41% 40% -0.5%
7.Nb3 1% 2% ▲ +1.1%
7.Bg5 1% 1% -0.0%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 6 parties
Kramnik, Vladimir — 6 parties
Carlsen, Magnus — 5 parties
Anand, Viswanathan — 3 parties
Kasparov, Garry — 2 parties
Hou, Yifan — 2 parties
Botvinnik, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie
Parties historiques
7.O-O — 55.5% (7207 parties)
1950 — Kovacs, Abel vs Eros, Plata — 1-0 — Vienna AUT
1950 — Horowitz, Albert Israel vs Johansson, Ingi Randver — 1-0 — Dubrovnik olm
1950 — Geller, Efim P. vs Averbakh, Yuri L — 1/2-1/2 — Schiavno Zdroj
1950 — Lehmann, Heinz vs Bogoljubow, Efim — 0-1 — Bad Pyrmont GER
1950 — Watson, Arthur T vs Thornley, JW. — 1-0 — Buxton
7.Be3 — 40.3% (5232 parties)
1950 — Unzicker, Ferdinand, Dr. vs Schmidt, Paul — 1-0 — Bad Pyrmont GER
1950 — Niephaus, Walter vs Schmidt, Paul — 1-0 — Saarbruecken
1950 — Janda, FL. vs Aditya Balu Jadhav — 0-1 — Lucerne SUI
1950 — Unzicker, Ferdinand, Dr. vs Gilg, Karl — 1-0 — Munich GER
1950 — Stappenbeck, Heinz vs Herrmann, Hans, Dr. — 0-1 — ?
7.Nb3 — 1.5% (189 parties)
1951 — Smook, Roger vs Abdou, William — 0-1 — California
1951 — Gusev, Nikolay N vs Averbakh, Yuri L — 1-0 — Moscow RUS
1953 — Standers, Bruno vs Spinner, Louis — 1-0 — Hollywood, CA
1953 — Castaldi, Vincenzo vs Toran Albero, Roman — 1-0 — Venice ITA
1957 — Castaldi, Vincenzo vs Bhend, Edwin — 1/2-1/2 — Bern SUI
7.Bg5 — 1.0% (126 parties)
1960 — White, Gabriel vs O'Hare, Eugene — 1/2-1/2 — Leipzig ol fin-C
1977 — Delgado, Felipe vs Braga, Cicero Nogueira — 0-1 — Sao Paulo BRA
1981 — Shirazi, Kamran vs Duckworth, William — 1-0 — US op Palo Alto
1981 — Kristiansen, Jens vs Petursson, Margeir — 0-1 — Reykjavik ISL
1986 — Tzermiadianos, Andreas vs Bekas, D.. — 0-1 — ?