E48f - 7.O-O - Nimzo-Indian (1936)

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E48f — Nimzo-Indian (1936)
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Ne2 c5 7.O-O
Les coups candidats
7…cxd4 — 48.1% (348 parties)
Ambassadeurs : Lombart, Philippe (13x), Nemeth, Laszlo (10x), Glembek, Bohumir (4x), Krueger, Hilmar (3x), Mego, Joseph (2x), Burger, Karl (2x), Siklosi, Zoltan (2x), Volke, Karsten (2x)
7…Nc6 — 27.8% (201 parties)
Ambassadeurs : Glembek, Bohumir (3x), Prins, Lodewijk (2x), Ortega, Rogelio (2x), Cardon, Helmut (2x), Lanzani, Mario Lorenzo (2x), Georgiev, Kiril (2x), Spassov, Liuben (2x), Elwert, Hans-Marcus (2x)
7…dxc4 — 19.1% (138 parties)
Ambassadeurs : Georgiev, Kiril (2x), Polugaevsky, Lev (2x), Del Bosco, Roberto Paulo (2x), Groszpeter, Attila (2x), Palkovi, Jozsef (2x), Rakhmanov, Aleksandr (2x), Tereshechkina, Maya (2x), Bezhenar, Georgy (2x)
7…b6 — 3.0% (22 parties)
Ambassadeurs : Van Oosterom, Joop (1x), Belli Mezri (1x), Lund, Frode Ryan (1x), Norgaard, Jesper (1x), Moore, GP. (1x), Jones, Tamsin (1x), Padua Filho, Antonio (1x), Van Riemsdijk, Herman C. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…cxd4 7…Nc6 7…dxc4 7…b6
<1800 36 44% 33% 17% 3%
1800-2200 265 44% 28% 20% 5%
2200-2600 277 53% 23% 20% 2%
2600+ 7 71% — 29% —
Évolution par décennie (% des parties)
Décennie N parties 7…cxd4 7…Nc6 7…dxc4 7…b6
1950s 28 32% 57% 11% —
1960s 21 19% 57% 19% 5%
1970s 22 36% 32% 23% 5%
1980s 80 36% 31% 30% 2%
1990s 123 39% 36% 18% 3%
2000s 199 54% 24% 16% 4%
2010s 199 56% 20% 20% 3%
2020s 52 60% 17% 19% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…cxd4 56% 60% ▲ +3.8%
7…Nc6 20% 17% ▼ -2.8%
7…dxc4 20% 19% -0.4%
7…b6 3% 2% ▼ -1.1%
Joueurs célèbres
Champions du monde dans cette position
Ju, Wenjun — 2 parties
Kramnik, Vladimir — 1 partie
Parties historiques
7…cxd4 — 48.1% (348 parties)
1952 — Magrin, Antonio vs Eugenio, Sarah De Oliveira — 1/2-1/2 — Ferrara
1953 — Kwapisz, Stanislaw vs Sliwa, Bogdan — 1-0 — Krakow POL
1955 — Steiner, Herman vs Kotov, Alexander — 0-1 — URS-USA telex
1956 — Rotstein, Jefim vs Bannik, Anatolij — 1/2-1/2 — Kiev UKR
1957 — Casas Perea, Fernando vs Keres, Paul — 0-1 — Mar del Plata ARG
7…Nc6 — 27.8% (201 parties)
1951 — Stein, Georg vs Pogats, Jozsef Jr. — 1/2-1/2 — Bucharest ROU
1952 — Ortega, Rogelio vs Hooper, David Vincent — 1-0 — Helsinki olm
1952 — Andric Karanja vs O'Kelly de Galway, Alberic — 0-1 — Belgrade SRB
1952 — Ortega, Rogelio vs Aguayo, Cesar — 1-0 — Helsinki olm
1952 — Abdi, Andreas vs O'Kelly, Albéric de Galway — 0-1 — Belgrade SRB
7…dxc4 — 19.1% (138 parties)
1952 — Johansson, Ingi vs Aguayo, Cesar — 1/2-1/2 — Helsinki olm
1952 — Pedersen, Eigil vs Larsen, Bent Ravn — 0-1 — Aabybro
1957 — Fridh, Anton vs Ibenfeldt — 1-0 — SWE-NOR
1960 — Carvalho, Luiz Candido Brant vs Alvarez del Prado, Enol — 1/2-1/2 — Sao Paulo BRA
1966 — Sullivan, James vs Pehnec, T. — 1-0 — Illinois Open
7…b6 — 3.0% (22 parties)
1969 — Van Oosterom, Joop vs Belli Mezri — 1-0 — NED
1970 — Moore, GP. vs Jones, Tamsin — 1-0 — Swansea ch-WLS
1981 — Lund, Frode Ryan vs Norgaard, Jesper — 1-0 — Snekkersten
1982 — Padua Filho, Antonio vs Van Riemsdijk, Herman C. — 0-1 — Brasilia BRA
1990 — Zilberman, Nathan R vs Khugashvili, Tamara — 1-0 — Pula op Pula CRO