D87g - 10.Be3 - Classical Exchange (1979)

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D87g — Classical Exchange (1979)
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2 c5 9.O-O Nc6 10.Be3
Les coups candidats
Ambassadeurs : Pribyl, Josef (27x), Ylönen, Olli (22x), Packroff, Hermann (21x), Boll, Peter (15x), Hlavac, Rudolf (15x), Mroczek, Jacek (13x), Knaak, Rainer (12x), Lukacs, Peter (12x)
Ambassadeurs : Lahdenmaki, Leo (34x), Naumkin, Igor (24x), Husemann, Andreas (23x), Kudrin, Sergey (17x), Muñiz Pardiño, Alberto (17x), Allawi Rawlings (17x), Holmsten, Aleksei (16x), Lukacs, Peter (14x)
Ambassadeurs : Sychov, Aleksandr Vitalievi (20x), Schmidt, Wlodzimierz (14x), Ederer, Karel (13x), Daamen, Ferry (12x), Krueger, Hilmar (12x), Kirov, Nino (9x), Szabo, Laszlo (7x), Gligoric, Svetozar (7x)
Ambassadeurs : Banas, Jan (17x), Bobel, Philippe (17x), Korobov, Dmitry A. (10x), Jansa, Vlastimil (10x), Laghetti, Gaetano (10x), Bernal Varela, Nelson (8x), ? (8x), Palladino, Mario (7x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Qc7 10…Bg4 10…cxd4 10…Na5
<1800 832 31% 25% 14% 12%
1800-2200 6912 32% 29% 11% 11%
2200-2600 5815 29% 30% 7% 11%
2600+ 396 17% 30% 2% 18%
Évolution par décennie (% des parties)
Décennie N parties 10…Qc7 10…Bg4 10…cxd4 10…Na5
1950s 46 28% 4% 41% 26%
1960s 136 57% 1% 29% 14%
1970s 550 59% 2% 27% 10%
1980s 1170 39% 32% 19% 6%
1990s 2265 36% 37% 17% 6%
2000s 4015 26% 36% 12% 10%
2010s 6245 35% 26% 7% 14%
2020s 1832 13% 22% 3% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Qc7 35% 13% ▼ -21.7%
10…Bg4 26% 22% ▼ -3.4%
10…cxd4 7% 3% ▼ -3.8%
10…Na5 14% 9% ▼ -5.1%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 10 parties
Carlsen, Magnus — 10 parties
Karpov, Anatoly — 9 parties
Anand, Viswanathan — 7 parties
Kramnik, Vladimir — 6 parties
Gukesh D — 6 parties
Ding, Liren — 3 parties
Tal, Mikhail — 2 parties
Karpov, Aleksandr — 2 parties
Botvinnik, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
10…Qc7 — 31.4% (5104 parties)
1951 — Sherwin, James T vs Kashdan, Isaac — 0-1 — Forth Worth
1952 — Konstantinopolsky, Alexander vs Shamkovich, Leonid — 0-1 — USSR ch-02 5255
1953 — Lewkowitz, Alfredo vs Pereyra Puebla, Manuel Miguel — 1-0 — ?
1954 — Sokolsky, Boris vs Shamkovich, Leonid — 0-1 — corr USSR
1954 — Sokolsky, Alexey vs Shamkovich, Leonid — 1-0 — ?
10…Bg4 — 28.9% (4693 parties)
1950 — Pelagio, Charles vs Zalys, Ignas — 1-0 — Montreal CAN
1955 — Spassky, Boris Vasily vs Korchnoi, Viktor — 1-0 — Moscow RUS
1967 — Petersen, Finn vs Kristinsson, Jon — 1-0 — Zonal Halle GER
1977 — Foisor, Ovidiu-Doru vs Tonoli, Walter — 1/2-1/2 — Groningen NED
1978 — Kavalek, Jiri vs Timman, Jan H — 1/2-1/2 — Wijk aan Zee NED
10…cxd4 — 11.1% (1807 parties)
1950 — Furman, Albert vs Dubinin, Peter — 1-0 — USSR
1950 — Aguayo, Cesar vs Paoli, Enrico — 0-1 — Venice ITA
1950 — Castillo Bermudez, Manuel vs Paoli, Enrico — 1-0 — Venice ITA
1950 — Tartakower, Savielly vs Milic, Borislav — 1/2-1/2 — Bled SLO
1950 — Aguayo, Cesar vs Paoli, Enrico — 0-1 — Venice ITA
10…Na5 — 10.7% (1739 parties)
1950 — Gligoric, Svetozar vs Skold, Kristian — 1-0 — Dubrovnik olm
1951 — Kluger, Gyula vs Sallay, Roland — 1-0 — Budapest HUN
1955 — Joyner, Lionel vs Jursevskis, Miervaldis — 1/2-1/2 — Ottawa CAN
1956 — Gligorić, Svetozar vs Pachman, Ludek — 1/2-1/2 — Moscow RUS
1956 — Alster, Ladislav vs Ragozin, Viacheslav — 1/2-1/2 — Marianske Lazne/Praha