D90j - 5…Nxd5 - Gruenfeld: Three Knights Exchange (1948)

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D90j — Gruenfeld: Three Knights Exchange (1948)
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.cxd5 Nxd5
Les coups candidats
6.e4 — 73.7% (11118 parties)
Ambassadeurs : Ftacnik, Lubomir (63x), Ikonnikov, Vyacheslav (41x), Khalifman, Alexander (37x), Cebalo, Miso (35x), Pribyl, Josef (30x), Jansa, Vlastimil (27x), Hoi, Carsten (27x), Hanko, Pavel (22x)
Ambassadeurs : Naumkin, Igor (31x), Uhlmann, Wolfgang (12x), Hort, Vlastimil (9x), Pytel, Krzysztof (9x), Priehoda, Vitezslav (9x), Laxman R, Jeya (9x), Smejkal, Jan (7x), Smyslov, Vasily (7x)
Ambassadeurs : Essing, Arnold (12x), Tisdall, Jonathan D (10x), Salo, Heikki (9x), Schuster, Karsten (8x), Schmidt, Ulrich (7x), Romanishin, Oleg M (6x), Bemporad, Filippo (6x), Ker, Anthony F (5x)
6.g3 — 3.7% (560 parties)
Ambassadeurs : Arkell, Keith C (19x), Kucuksari, Kaan (8x), Spraggett, Kevin (5x), Ross, David (4x), Kulkarni Bhakti (4x), Licznerski, Lukasz (4x), Lahav, Ehud (3x), Silman, Jeremy (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.e4 6.Bd2 6.Qb3 6.g3
<1800 848 80% 4% 3% 3%
1800-2200 5730 76% 6% 6% 3%
2200-2600 6359 71% 10% 5% 4%
2600+ 309 78% 5% 1% 2%
Évolution par décennie (% des parties)
Décennie N parties 6.e4 6.Bd2 6.Qb3 6.g3
1950s 30 47% 3% 10% 17%
1960s 69 28% 13% 10% 9%
1970s 335 34% 44% 9% 4%
1980s 1395 79% 7% 8% 3%
1990s 2561 75% 6% 9% 4%
2000s 3689 74% 8% 6% 3%
2010s 5421 74% 7% 4% 4%
2020s 1579 79% 5% 3% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.e4 74% 79% ▲ +5.1%
6.Bd2 7% 5% ▼ -2.0%
6.Qb3 4% 3% ▼ -1.3%
6.g3 4% 3% ▼ -1.0%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 9 parties
Tal, Mikhail — 4 parties
Karpov, Anatoly — 3 parties
Kasparov, Garry — 3 parties
Carlsen, Magnus — 2 parties
Ding, Liren — 2 parties
Gukesh D — 1 partie
Parties historiques
6.e4 — 73.7% (11118 parties)
1950 — Borowski, Piotr vs Meyer, Achile — 1/2-1/2 — ?
1951 — Kindij Igor vs Bajec, Ivo — 1/2-1/2 — Sarajevo BIH
1951 — Heidenfeld, Wolfgang vs Sajtar, Jaroslav — 0-1 — Marianske Lazne zt
1953 — Aerts, Bart vs Zalys, Ignas — 0-1 — Montreal CAN
1953 — Sanz Aguado, Jose vs Rossetto, Hector — 0-1 — Barcelona ESP
6.Bd2 — 7.9% (1192 parties)
1957 — Basjuni, Sad Zaglul vs Anay Barche — 1/2-1/2 — Sofia zt Sofia BUL
1969 — Smyslov, Vasily vs Hort, Vlastimil — 1/2-1/2 — Monte Carlo MNC
1969 — Smyslov, Vasily vs Uhlmann, Wolfgang — 1-0 — Skopje MKD
1969 — Tarasov, Mikhail vs Ilivitsky, Georgy A — 1-0 — Agler
1969 — Balashov, Yuri vs Tukmakov, Vladimir B — 1-0 — Moskou ch-URS
6.Qb3 — 5.5% (832 parties)
1951 — Borloy, Karoly vs Eugenio, Sarah De Oliveira — 0-1 — ?
1958 — Zalys, Ignas vs Grombacher, Walter — 1/2-1/2 — ?
1959 — Baumbach, Friedrich, Dr. vs Hartmann, Claus — 1/2-1/2 — GDR-ch Leipzig GER
1961 — Kramer, George vs Benko, Pal — 0-1 — New York ch-USA
1964 — Barrett, Gordon vs Thornton, W. — 1-0 — Downey, CA
6.g3 — 3.7% (560 parties)
1951 — Bahro, Tom vs Gligoric, Svetozar — 1/2-1/2 — Sarajevo BIH
1952 — Ortega, Ramon Rodrigo Leao vs Heinicke, Herbert — 1/2-1/2 — Helsinki olm
1952 — Gligoric, Svetozar vs Reinhardt, Anton — 1/2-1/2 — Los Angeles, CA USA
1954 — Hayes, Christiaan vs O'Kelly de Galway, Alberic — 0-1 — Dyckhoff Memorial A 5456
1955 — Tal, Mikhail vs Zeid, Teodor — 1-0 — USSR