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A32m — Symmetrical, Two Knights (1925)
1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.Nc3 Bb4
Les coups candidats
Ambassadeurs : Pomar Salamanca, Arturo (7x), Tal, Mikhail (5x), Bosch van Rosenthal, Edzard (4x), ? (4x), Pachman, Ludek (3x), Veinger, Itzhak (3x), Wedberg, Tom (3x), Smyslov, Vasily (3x)
Ambassadeurs : Ftacnik, Lubomir (12x), Suba, Mihai (10x), Gheorghiu, Florin (8x), Alburt, Lev (6x), Stone, Raymond (5x), Razuvaev, Yuri S (5x), Karasev, Vladimir (5x), Stean, Michael F (4x)
Ambassadeurs : Polugaevsky, Lev (4x), Lenic, Luka (4x), Debarnot, Roberto (3x), Planinec, Albin (3x), Gipslis, Aivars (2x), Miguel, Nahuel (2x), Espinosa Flores, Rafael Emilio (2x), Olafsson, Fridrik (2x)
Ambassadeurs : Wright, Josie H. (2x), Ljubojevic, Ljubomir (2x), Seredenko, Vladimir (2x), Agzamov, Georgy (2x), De La Rocha Prieto, Ramon (2x), Izeta Txabarri, Felix (2x), Forintos, Gyozo V (1x), Bak, Istvan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Bd2 6.g3 6.Nb5 6.Qb3
<1800 72 38% 11% 11% 12%
1800-2200 652 35% 15% 17% 13%
2200-2600 1264 24% 37% 19% 9%
2600+ 41 15% 66% 5% 10%
Évolution par décennie (% des parties)
Décennie N parties 6.Bd2 6.g3 6.Nb5 6.Qb3
1950s 50 38% — 22% 18%
1960s 52 38% 13% 13% 17%
1970s 238 26% 27% 25% 8%
1980s 350 24% 41% 17% 6%
1990s 502 31% 27% 16% 10%
2000s 590 31% 25% 18% 10%
2010s 587 28% 28% 17% 11%
2020s 93 31% 27% 12% 14%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Bd2 28% 31% ▲ +3.2%
6.g3 28% 27% ▼ -0.7%
6.Nb5 17% 12% ▼ -5.5%
6.Qb3 11% 14% ▲ +3.4%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 9 parties
Ju, Wenjun — 3 parties
Kasparov, Garry — 2 parties
Carlsen, Magnus — 2 parties
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Kramnik, Vladimir — 1 partie
Botvinnik, Mikhail — 1 partie
Hou, Yifan — 1 partie
Parties historiques
6.Bd2 — 29.0% (713 parties)
1952 — Taimanov, Mark vs Pachman, Ludek — 1/2-1/2 — Saltsjobaden SWE
1952 — Eliskases, Erich vs Szabo, Laszlo — 0-1 — Saltsjobaden SWE
1953 — Scafarelli, Francesco vs Persitz, Raaphi — 1/2-1/2 — Wch U20 qual
1954 — Saigin, Vladimir vs Tal, Mikhail — 0-1 — Riga LAT
1954 — Sajtar, Jaroslav vs Stahlberg, Gideon — 0-1 — Praag zt
6.g3 — 27.9% (687 parties)
1960 — Holmes, Richard Frank vs Tanfield, G. — 0-1 — Paignton
1961 — Schmid, Lothar vs Clarke, Peter — 1/2-1/2 — Neuhausen
1965 — Liebisch, Dieter vs Bruentrup, Dieter — 0-1 — Bourgas BUL
1965 — Smyslov, Vasily vs Doda, Zbigniew — 1-0 — Havana CUB Capablanca mem
1967 — Hort, Vlastimil vs Cuesta, O. — 1-0 — Havana CUB
6.Nb5 — 17.8% (439 parties)
1954 — Pedersen, Ebbe vs Filip, Marius Liviu — 0-1 — Prague zt
1956 — Letelier Martner, Rene vs Johannsson, Isak Gunnsteinn — 1/2-1/2 — Moskou olm
1957 — Olafsson, Fridrik vs Gipslis, Aivars — 1/2-1/2 — WchT U26 Reykjavik ISL
1957 — Roos, Michel vs Saint-Germain, Gaston de — 1-0 — cr ch FRA
1957 — Miroshnichenko, Aleksander vs Abanin, Vladimir — 1/2-1/2 — Ashkhabad
6.Qb3 — 9.9% (243 parties)
1953 — Boleslavsky, Isaac vs Szabo, Laszlo — 0-1 — Zurich SUI
1954 — Paulus, Joseph vs Boutteville, Cesar — 0-1 — Marseille FRA
1954 — Afizov, Marsel vs Brat, Vaclav Dr — 0-1 — Jablonec nad Nisou
1955 — Willaert, Robert vs Prins, Lodewijk — 0-1 — Mont Pelerin sur Vevey
1955 — Suarez Castro Aidan Fernando vs Maderna, Carlos — 0-1 — Argentina