B88c - 7.Bb3 - Sozin-Scheveningen (1955)

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B88c — Sozin-Scheveningen (1955)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Bb3
Les coups candidats
7…Be7 — 67.1% (2029 parties)
Ambassadeurs : Fischer, Robert J (20x), Sigurjonsson, Gudmundur (7x), Baljon, Christofoor (7x), Filipowicz, Andrzej (7x), Milos, Gilberto (7x), Geller, Efim P. (5x), Paoli, Enrico (5x), Honfi, Karoly (5x)
7…a6 — 30.2% (913 parties)
Ambassadeurs : Madl, Ildiko (10x), Krivec, Jana (7x), Farago, Sandor (7x), Gutierrez Herrera, Jose Antonio (6x), Teclaf, Pawel (6x), Wosch, Arkadiusz (5x), Sher, Miron (4x), Eberth, Zoltan Bela (4x)
7…Bd7 — 1.4% (42 parties)
Ambassadeurs : Delgado Ramirez, Neuris (4x), Moal, Alain (2x), Lukasiewicz, Grzegorz (2x), Hindle, Owen M (1x), Vergara Duplaquet, Pablo Alejandro (1x), Hammie, Robert (1x), Henderson, Raoul (1x), Damjanovic, Mato (1x)
7…Na5 — 0.5% (14 parties)
Ambassadeurs : Ksieski, Zbigniew (2x), Gluszko, Monika (2x), Kupka, Slavoj (1x), Afizov, Marsel (1x), Ivkov, Borislav (1x), Vasiukov, Evgeni (1x), Zentil Giuseppe (1x), Fabris, Giovanni (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Be7 7…a6 7…Bd7 7…Na5
<1800 120 63% 32% 4% —
1800-2200 997 69% 29% 1% 0%
2200-2600 1261 63% 34% 2% 1%
2600+ 9 44% 56% — —
Évolution par décennie (% des parties)
Décennie N parties 7…Be7 7…a6 7…Bd7 7…Na5
1950s 19 63% 37% — —
1960s 191 82% 13% 2% 1%
1970s 253 75% 21% 1% 1%
1980s 238 71% 28% — 1%
1990s 764 67% 31% 1% 0%
2000s 889 64% 34% 1% 0%
2010s 562 65% 33% 1% 0%
2020s 106 50% 39% 10% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Be7 65% 50% ▼ -14.9%
7…a6 33% 39% ▲ +5.4%
7…Bd7 1% 10% ▲ +9.1%
7…Na5 0% 0% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 3 parties
Botvinnik, Mikhail — 2 parties
Tal, Mikhail — 1 partie
Hou, Yifan — 1 partie
Parties historiques
7…Be7 — 67.1% (2029 parties)
1952 — Burger, Karl vs Slater, W — 1-0 — New York Champ.
1955 — Vasiukov, Evgeni vs Baranov, Boris — 1-0 — Moskou ch URS
1955 — Kviatkovsky, Sergey vs Padevsky, Nikola — 0-1 — Sofia BUL
1955 — Tringov, Georgi P vs Prakhov, Valentin Asenov — 1-0 — Sofia BUL
1955 — Vasiukov, Evgeni vs Fridstein, Grigory — 1-0 — Moskou ch sf
7…a6 — 30.2% (913 parties)
1952 — Zvorykina, Kira Alekseyevna vs Tarneem Al-Hawamdah — 1-0 — Moscow RUS
1955 — Tringov, Georgi P vs Portisch, Lajos — 1/2-1/2 — Antwerp BEL
1956 — Kotkov, Yuri M vs Novotelnov, Nikolai — 1-0 — Kislovodsk
1957 — Ladanyike-Karakas, Eva vs Hoensch, Irene — 1-0 — HUN
1959 — Badestein, Hartmut, Prof. Dr. vs Zirngibl, Albert — 0-1 — GDR-ch Leipzig GER
7…Bd7 — 1.4% (42 parties)
1964 — Hindle, Owen M vs Vergara Duplaquet, Pablo Alejandro — 1/2-1/2 — Tel Aviv olm fin-B
1966 — Hammie, Robert vs Henderson, Raoul — 1-0 — Sunnyvale
1969 — Damjanovic, Mato vs Colon Romero, Miguel — 1-0 — San Juan
1970 — Rocha, Antonio vs Pritchett, Craig W — 1-0 — Siegen olm
1973 — Brodie, Hugh vs Gagnon, Robert — 1-0 — Montreal Team
7…Na5 — 0.5% (14 parties)
1960 — Kupka, Slavoj vs Afizov, Marsel — 0-1 — Ostrava CZE
1962 — Ivkov, Borislav vs Vasiukov, Evgeni — 0-1 — Lvov UKR
1972 — Zhidkov, Valery S vs Osnos, Viatcheslav — 1-0 — Moscow RUS
1979 — Zentil Giuseppe vs Fabris, Giovanni — 1/2-1/2 — Pellestrina
1979 — Rej, Dennis vs Levacic, Damir — 0-1 — dkch-jr Hinnerup