B82f - 7.Be3 - Scheveningen (1952)

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B82f — Scheveningen (1952)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 a6 7.Be3
Les coups candidats
Ambassadeurs : Leko, Peter (8x), Huebner, Robert (5x), Lukov, Valentin (5x), Ribli, Zoltan (5x), Kotronias, Vasilios (5x), Vera Gonzalez-Quevedo, Reynaldo (5x), Timman, Jan H (4x), Benko, Pal (4x)
7…Qc7 — 26.4% (387 parties)
Ambassadeurs : Nikolin, Zorica (3x), Czebe, Attila (3x), ? (3x), Haag, Ervin (2x), Ghitescu, Theodor (2x), Griffiths, Peter C (2x), German, Eugenio (2x), Miguel, Nahuel (2x)
7…Be7 — 16.6% (244 parties)
Ambassadeurs : Pulkis, Visvaldis (2x), Milos, Gilberto (2x), Suetin, Alexey S (2x), Faleg, Alberto (1x), Godoy, Daniel (1x), Hug, Werner (1x), Payrhuber, Klaus (1x), Andersson, Ulf (1x)
7…Nbd7 — 5.6% (82 parties)
Ambassadeurs : Ligterink, Gert (2x), Dan Munyithya Sammy (1x), Zara, Dan (1x), Tal, Mikhail (1x), Toran Albero, Roman (1x), Faleg, Alberto (1x), Goldenberg, Edgardo (1x), Nei, Iivo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…b5 7…Qc7 7…Be7 7…Nbd7
<1800 74 43% 23% 24% 3%
1800-2200 438 37% 30% 23% 6%
2200-2600 653 54% 25% 11% 6%
2600+ 15 87% 13% — —
Évolution par décennie (% des parties)
Décennie N parties 7…b5 7…Qc7 7…Be7 7…Nbd7
1950s 5 40% 40% 20% —
1960s 50 42% 36% 10% 10%
1970s 112 54% 28% 12% 4%
1980s 256 62% 18% 11% 7%
1990s 358 38% 32% 18% 5%
2000s 381 47% 26% 18% 4%
2010s 262 42% 24% 19% 6%
2020s 42 33% 26% 29% 10%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…b5 42% 33% ▼ -8.7%
7…Qc7 24% 26% ▲ +1.8%
7…Be7 19% 29% ▲ +9.1%
7…Nbd7 6% 10% ▲ +3.0%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 4 parties
Kasparov, Garry — 4 parties
Karpov, Anatoly — 2 parties
Parties historiques
7…b5 — 46.7% (684 parties)
1954 — Pilnik, Herman vs Bauza, Lorenzo — 1-0 — Mar del Plata ARG
1954 — Pilnik, Herman vs Bauza, Lorenzo — 1-0 — Mar del Plata zt Mar
1960 — Tal, Mikhail vs Miguel, Nahuel — 1-0 — Leipzig olm
1961 — Hindle, Owen Mark vs Kottnauer, Cenek — 0-1 — Aberystwyth
1962 — Durão, Joaquim Manuel vs Scafarelli, Francesco — 0-1 — Torremolinos ESP
7…Qc7 — 26.4% (387 parties)
1952 — German, Eugenio vs Wexler, Bernardo — 0-1 — Mar del Plata ARG
1952 — German, Eugenio vs Reinhardt, Enrique — 1-0 — Mar del Plata ARG
1960 — Keres, Paul vs Bak, Istvan — 1-0 — Leipzig olm
1960 — Durão, Joaquim Manuel vs Tal, Mikhail — 0-1 — Leipzig olm
1961 — Haag, Ervin vs Ghitescu, Theodor — 1/2-1/2 — Reggio Emilia ITA
7…Be7 — 16.6% (244 parties)
1952 — Wexler, Bernardo vs Garcia Vera, Romeo — 0-1 — Mar del Plata ARG
1966 — Faleg, Alberto vs Godoy, Daniel — 1-0 — Rio Hondo zt
1967 — Pinchuk, Larisa vs Vasiukov, Evgeni — 0-1 — Moscow RUS
1968 — O'Riordan, Kenneth vs Riego, Victorio — 0-1 — Lugano olm
1969 — Hug, Werner vs Payrhuber, Klaus — 1-0 — Wch jr prelim 2
7…Nbd7 — 5.6% (82 parties)
1961 — Tal, Mikhail vs Toran Albero, Roman — 1-0 — Oberhausen etc
1961 — Faleg, Alberto vs Goldenberg, Edgardo — 0-1 — Buenos Aires ch-ARG
1964 — Nei, Iivo vs Darga, Klaus — 1-0 — Beverwijk NED
1966 — Ligterink, Gert vs Dan Munyithya Sammy — 1-0 — Groningen NED
1967 — Ligterink, Gert vs Zara, Dan — 1-0 — Groningen NED