D35u - 8.Nf3 - QGD: Exchange (1905)

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D35u — QGD: Exchange (1905)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 6.e3 Be7 7.Bd3 Nbd7 8.Nf3
Les coups candidats
8…O-O — 64.4% (4098 parties)
Ambassadeurs : Lengyel, Bela (11x), Smagin, Sergey (10x), Krizsany, Laszlo (7x), Kahn, Evarth Dr. (7x), Eperjesi, Laszlo Dr. (6x), Khenkin, Igor (6x), Bruzon Batista, Lazaro (6x), Yu, Lie (6x)
8…h6 — 11.5% (732 parties)
Ambassadeurs : Ider, Borya (3x), Ormel, Chris (2x), Zoltek, Tadeusz (2x), Pohlers, Juergen (2x), Baglady, Hendry (2x), Enchev, Ivajlo (2x), Baasansuren, Erdene (2x), Getman, Tatyana (2x)
8…Ne4 — 11.0% (702 parties)
Ambassadeurs : Fressinet, Laurent (6x), Bacrot, Etienne (4x), Navara, David (3x), Grachev, Boris (3x), Yilmaz, M. Fatih (3x), Eken, Max (2x), Larsen, Poul M. (2x), Sveinsson, Jon Arni (2x)
8…Nf8 — 6.2% (395 parties)
Ambassadeurs : Kveinys, Aloyzas (3x), Guenther, Thomas (3x), Grassi, Fabrizio (3x), Jimenez Zerquera, Eleazar (2x), Fuderer, Andrija (2x), Padevsky, Nikola (2x), Strohhaeker, Raoul (2x), Vaibhav Aggarwal (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…O-O 8…h6 8…Ne4 8…Nf8
<1800 508 66% 19% 6% 4%
1800-2200 2830 68% 13% 9% 5%
2200-2600 1957 60% 8% 14% 9%
2600+ 129 30% 5% 38% 10%
Évolution par décennie (% des parties)
Décennie N parties 8…O-O 8…h6 8…Ne4 8…Nf8
1950s 47 45% 9% 30% 17%
1960s 57 46% 18% 19% 12%
1970s 93 52% 15% 19% 10%
1980s 242 78% 7% 7% 7%
1990s 1065 70% 11% 8% 6%
2000s 2107 71% 9% 9% 5%
2010s 2078 61% 12% 14% 6%
2020s 674 46% 20% 12% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…O-O 61% 46% ▼ -14.6%
8…h6 12% 20% ▲ +8.3%
8…Ne4 14% 12% ▼ -1.4%
8…Nf8 6% 8% ▲ +1.5%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 7 parties
Kasparov, Garry — 6 parties
Karpov, Anatoly — 4 parties
Ju, Wenjun — 3 parties
Anand, Viswanathan — 2 parties
Gukesh D — 2 parties
Carlsen, Magnus — 1 partie
Hou, Yifan — 1 partie
Parties historiques
8…O-O — 64.4% (4098 parties)
1950 — Nedeljkovic, Srecko M vs Van Steenis, Hendrik Jan — 1-0 — ?
1950 — Sumar, Julio vs Johansson, Ingi Randver — 0-1 — Dubrovnik olm
1951 — Stein, Georg vs Karastoichev, Emil — 1-0 — Bucharest ROU
1951 — Pribyl, Martin vs Eliskases, Erich — 0-1 — 17, Mar del Plata zt ,MCL
1951 — Estrada Degrandi, Walter vs Canepa, Jose — 1/2-1/2 — San Rafael
8…h6 — 11.5% (732 parties)
1953 — Bonham, Reginald W vs AGBOLO, Green Laureta — 1-0 — Hastings ch-BCF
1955 — Lefebvre, Adryan vs Conan, Claude — 1/2-1/2 — Toulouse FRA
1955 — Filchev, Rusko vs Khadshipetrov, Alexander Mateev — 1/2-1/2 — Sofia BUL
1957 — Trifunovic, Petar vs Stahlberg, Gideon — 1/2-1/2 — Wageningen zt
1961 — Silva Nazzari, Hector vs Suarez Castro Aidan Fernando — 0-1 — Uruguay
8…Ne4 — 11.0% (702 parties)
1950 — O'Kelly, Albéric de Galway vs Eken, Max — 1/2-1/2 — Dubrovnik olm
1950 — Mastichiadis, Fotis vs Castillo Bermudez, Manuel — 1/2-1/2 — Dubrovnik CRO
1950 — Niemi, Reino vs Johansson, Ingi — 0-1 — Dubrovnik olm
1950 — Muzerie, HW. vs Muilwijk, Jaap — 0-1 — Netherlands tt
1951 — Wexler, Bernardo vs Eliskases, Erich — 0-1 — Mar del Plata ARG
8…Nf8 — 6.2% (395 parties)
1951 — Udovcic, Mijo vs Fuderer, Andrija — 1/2-1/2 — Ljubljana
1952 — Romero Holmes, Alfonso vs Toran Albero, Roman — 1/2-1/2 — Havana CUB
1953 — Gasztonyi, Endre vs Rethy, Pal — 1-0 — Budapest ch-HUN
1954 — Horberg, Bengt-Eric vs Fuderer, Andrija — 1/2-1/2 — Amsterdam NED
1956 — Padevsky, Nikola vs Stahlberg, Gideon — 1/2-1/2 — Moscow RUS