A16h - 7.Rb1 - Anglo-Gruenfeld, Smyslov (1952)

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A16h — Anglo-Gruenfeld, Smyslov (1952)
1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.g3 g6 5.Bg2 Nxc3 6.bxc3 Bg7 7.Rb1
Les coups candidats
7…Nd7 — 45.3% (636 parties)
Ambassadeurs : Gutman, Lev (17x), Yandemirov, Valeri (14x), Kirov, Nino (7x), Polugaevsky, Lev (5x), Taimanov, Mark (5x), Roos, Louis (4x), Smejkal, Jan (4x), Jussupow, Artur (3x)
7…c6 — 26.6% (374 parties)
Ambassadeurs : Golombek, Harry (4x), Taimanov, Mark (2x), Olafsson, Fridrik (2x), Ribli, Zoltan (2x), Aronson, Lev (2x), Tal, Mikhail (2x), Del Cid, Lauren Gabriella (2x), Horther-Schneider, Elsbeth (2x)
7…Nc6 — 14.7% (206 parties)
Ambassadeurs : Lujan, Carolina (8x), Mikhalevski, Victor (6x), Nikolic, Zivoslav (4x), Utiyama, Marcel Heimar Ribeiro (3x), Schmidek, Emil (3x), Hryniw, Michael (2x), Gagare, Shardul (2x), Tomashevsky, Evgeny (2x)
7…O-O — 13.0% (182 parties)
Ambassadeurs : Sarosy, Zoltan L (2x), Kjeldsen, Jens (2x), Scheuer, Jorgen (2x), Bunzmann, Dimitrij (2x), Li, Chao b (2x), Orlando, Roy (1x), Korchnoi, Viktor (1x), Jimenez Zerquera, Eleazar (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Nd7 7…c6 7…Nc6 7…O-O
<1800 47 45% 34% 9% 11%
1800-2200 497 35% 36% 11% 17%
2200-2600 598 51% 17% 21% 11%
2600+ 26 35% 4% 54% 8%
Évolution par décennie (% des parties)
Décennie N parties 7…Nd7 7…c6 7…Nc6 7…O-O
1950s 17 18% 71% — 12%
1960s 30 43% 33% 3% 20%
1970s 86 73% 14% 2% 10%
1980s 141 75% 11% 7% 7%
1990s 305 59% 27% 3% 11%
2000s 371 42% 26% 17% 15%
2010s 395 26% 31% 29% 14%
2020s 59 25% 41% 15% 19%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Nd7 26% 25% -0.4%
7…c6 31% 41% ▲ +9.8%
7…Nc6 29% 15% ▼ -13.4%
7…O-O 14% 19% ▲ +4.5%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 2 parties
Tal, Mikhail — 2 parties
Kramnik, Vladimir — 1 partie
Parties historiques
7…Nd7 — 45.3% (636 parties)
1958 — Botvinnik, Mikhail vs Smyslov, Vasily — 1-0 — Moskou wch-m
1958 — Botvinnik, Mikhail vs Smyslov, Vasily — 1/2-1/2 — Moskou wch-m
1959 — Peterson, Andrejs vs Klavins, Janis — 1/2-1/2 — Riga LAT
1960 — Eliskases, Erich vs Filip, Miroslav — 1/2-1/2 — Leipzig GER
1964 — ? vs Romanovsky, Rem Konstantinovich — 1/2-1/2 — Kiev UKR
7…c6 — 26.6% (374 parties)
1954 — Goldberg, Grigory A vs Kolobov, Yury — 1-0 — Riga LAT
1955 — Taimanov, Mark vs Golombek, Harry — 1/2-1/2 — Hastings ENG
1955 — Olafsson, Fridrik vs Golombek, Harry — 1-0 — Hastings ENG
1956 — Olafsson, Fridrik vs Larsen, Bent Ravn — 0-1 — Reykjavik ISL
1956 — Khasin, Abram vs Aronson, Lev — 1/2-1/2 — Moscow RUS
7…Nc6 — 14.7% (206 parties)
1966 — Nikolaevsky, Yuri V vs Savon, Vladimir — 0-1 — Tbilisi ch-URS
1977 — Forintos, Gyozo V vs Zecevic, Dragoljub J — 1-0 — Bar
1979 — Cafferty, Bernard vs Robinson, Peter — 1/2-1/2 — Blackpool ENG
1980 — Hurst, Peter vs Reichstein, Hans Joerg — 1/2-1/2 — Eberbach
1981 — Korn, Juergen-Christof vs Weiss, Siegfried — 0-1 — Regionalliga Nord
7…O-O — 13.0% (182 parties)
1952 — Sarosy, Zoltan L vs Orlando, Roy — 1-0 — Toronto CAN
1954 — O'Kelly de Galway, Alberic vs Wade, Robert G — 1-0 — Dublin IRL
1967 — Korchnoi, Viktor vs Jimenez Zerquera, Eleazar — 1-0 — Leningrad RUS
1967 — Bouwmeester, Hans vs Scholl, Eddie C — 1-0 — Zierikzee ch-NED
1968 — Sarosy, Zoltan L vs Arvaj, Paul — 0-1 — Hamilton CAN