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B15c — Gurgenidze System (1959)
1.e4 c6 2.d4 d5 3.Nc3 g6
Les coups candidats
Ambassadeurs : Foisor, Cristina-Adela (17x), Kock, Hans-Uwe (16x), Ivacic, Vladimir (12x), Vadasz, Laszlo (10x), Harmatosi, Jozsef (10x), Gaprindashvili, Nona (10x), Kretchetov, Alexandre (10x), Blatny, Pavel (8x)
Ambassadeurs : Foisor, Cristina-Adela (38x), Blatny, Pavel (26x), Piankov, Evgenij (15x), Gaprindashvili, Nona (15x), Burmakin, Vladimir (14x), Dudzinski, Pawel (13x), Kock, Hans-Uwe (11x), Vadasz, Laszlo (10x)
Ambassadeurs : Blatny, Pavel (15x), Foisor, Cristina-Adela (14x), Gaprindashvili, Nona (10x), Bosque Ortega, Xavier (9x), Sergienko, Sergey (8x), Berchtenbreiter, Maximilian (7x), ? (6x), Randa, Miroslav (5x)
Ambassadeurs : Jiruse, Josef (4x), Sarto Ramos, Angel (4x), Treffert, Peter (3x), Maric, Mirjana (3x), Kaps, Darja (3x), Navarro Castan, Jesus (3x), Schulze, Ulrich (2x), Fellegi, Tibor (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 4.Nf3 4.h3 4.e5 4.Be3
<1800 280 36% 15% 25% 9%
1800-2200 2840 32% 19% 23% 9%
2200-2600 3327 30% 33% 21% 5%
2600+ 19 32% 32% 26% —
Évolution par décennie (% des parties)
Décennie N parties 4.Nf3 4.h3 4.e5 4.Be3
1950s 6 33% — — 17%
1960s 52 40% 12% 25% 8%
1970s 266 34% 33% 17% 2%
1980s 306 33% 26% 22% 4%
1990s 1594 32% 24% 24% 6%
2000s 2394 30% 25% 23% 7%
2010s 2214 34% 26% 20% 7%
2020s 425 29% 21% 33% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
4.Nf3 34% 29% ▼ -5.0%
4.h3 26% 21% ▼ -5.2%
4.e5 20% 33% ▲ +12.3%
4.Be3 7% 5% ▼ -1.5%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 3 parties
Kasparov, Garry — 2 parties
Karpov, Anatoly — 1 partie
Tal, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Parties historiques
4.Nf3 — 32.0% (2323 parties)
1954 — Dely, Peter vs Tipary, Lajos — 1-0 — Budapest HUN
1959 — Gufeld, Eduard vs Alexander, Ken R D — 1-0 — Kiev UKR
1960 — Nash, William vs Farre, Miguel — 0-1 — ?
1960 — Clarke, Peter vs Bosch van Rosenthal, Edzard — 1/2-1/2 — Budapest HUN
1961 — Van den Berg, Cees vs Gereben, Erno — 1-0 — Beverwijk NED
4.h3 — 25.1% (1820 parties)
1960 — Kostjoerin, Anatole vs Campomanes, Florencio — 1-0 — Leipzig GER
1961 — Averbakh, Yuri L vs Bronstein, David I — 1/2-1/2 — Moskou
1967 — Kolpakov, Mikhail Aleks vs Lomaya, Teimuraz — 1/2-1/2 — Moscow RUS
1968 — Alexander G vs Kogan, Boris — 1/2-1/2 — Riga LAT
1969 — Urzica, Aurel vs Schulze, Ulrich — 1-0 — Groningen NED
4.e5 — 22.6% (1638 parties)
1960 — Collins, Richard vs Adams, Peter J — 0-1 — Hayes
1962 — Suetin, Alexey S vs Zaitsev, Igor A — 1/2-1/2 — Erevan ch-URS
1963 — Gershman, Semion vs Gerber, Vladimir — 1-0 — Kiev UKR
1963 — Westerinen, Heikki M.J. vs Janata, Michael — 0-1 — Vrnjacka Banja SRB
1965 — Smith, Kenneth vs Bills, William — 1-0 — Houston SW op
4.Be3 — 6.6% (480 parties)
1958 — Caetano, Pedro de Mendonca vs Farre, Miguel — 1/2-1/2 — Valencia
1966 — Samolewicz Danuta vs Heemskerk, Fenny — 0-1 — Oberhausen
1969 — Cuijpers, Frans Andre vs De Ruiter, Tom — 1-0 — Leeuwarden ch-NED
1969 — Loeffler, Alois vs Schulze, Ulrich — 0-1 — Groningen NED
1969 — Kraus, Ervin Bernard vs Wright, Daniel — 1-0 — Bognor Regis