B60i - 7.Be2 - Richter-Rauzer, Larsen (1935)

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B60i — Richter-Rauzer, Larsen (1935)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 Bd7 7.Be2
Les coups candidats
Ambassadeurs : Weindl, Alfred (10x), Cifuentes Parada, Roberto (6x), Chandler, Murray G (5x), Robatsch, Karl (5x), Wittmann, Walter (4x), Schlamp, Robert (4x), West, Guy (3x), Barber, Haydn J (3x)
Ambassadeurs : Geller, Efim P. (3x), Sznapik, Aleksander (3x), Paoli, Enrico (2x), Perez Perez, Francisco Jose (2x), Speelman, Jon S (2x), Stefansson, Hannes (2x), Zubarev, Alexander (2x), Slipak, Sergio (2x)
7…e6 — 11.7% (100 parties)
Ambassadeurs : Papenin, Nikolai (2x), Adhiban, B. (2x), Haast, Anne (2x), Abhishek Mari S (1x), Bertok, Mario Jr. (1x), Kuehnmund, Ivan (1x), Kabat, Emil (1x), Aadhav Saravanan Kanchi (1x)
7…Rc8 — 9.7% (83 parties)
Ambassadeurs : Van Riemsdijk, Herman C. (2x), Ciobanu, Camelia-Adriana (2x), Bjarnason, Oskar (2x), Caposciutti, Maurizio (2x), Czarnota, Pawel (2x), Kopinits, Anna-Christina (2x), Puiggros, Guillermo (1x), Gavilan, Arturo (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Qa5 7…a6 7…e6 7…Rc8
<1800 18 50% 11% 17% —
1800-2200 241 61% 10% 6% 15%
2200-2600 489 62% 12% 15% 8%
2600+ 12 50% 17% 25% 8%
Évolution par décennie (% des parties)
Décennie N parties 7…Qa5 7…a6 7…e6 7…Rc8
1950s 4 25% 25% — 25%
1960s 23 39% 35% 17% 4%
1970s 34 53% 24% 12% 6%
1980s 65 74% 12% 9% 3%
1990s 185 68% 10% 6% 10%
2000s 314 59% 10% 15% 11%
2010s 186 61% 11% 7% 12%
2020s 45 40% 16% 33% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Qa5 61% 40% ▼ -21.3%
7…a6 11% 16% ▲ +4.8%
7…e6 7% 33% ▲ +26.3%
7…Rc8 12% 4% ▼ -7.9%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 1 partie
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
7…Qa5 — 60.4% (517 parties)
1957 — Djurasevic, Bozidar vs Averbakh, Yuri L — 1/2-1/2 — Wenen etc
1960 — Pustina, Ylvi vs Karastoichev, Emil — 1/2-1/2 — Varna BUL
1960 — Gurgenidze, Bukhuti vs Averbakh, Yuri L — 1/2-1/2 — Leningrad ch-URS
1961 — Kozomara, Vlado vs Milic, Borislav — 1-0 — Belgrade SRB
1963 — Weber, Gerhard vs Muehlberg, Siegfried — 0-1 — Leipzig GER
7…a6 — 11.9% (102 parties)
1953 — Meszaros, Gyorgy vs Szily, Jozsef — 0-1 — Budapest ch-HUN
1960 — Paoli, Enrico vs Perez Perez, Francisco Jose — 1/2-1/2 — Reggio Emilia ITA
1961 — Brzozka, Stefan vs Gniot, Tadeusz — 1/2-1/2 — Katowice ch18-POL
1961 — Pietzsch, Wolfgang vs Perez Perez, Francisco Jose — 1-0 — Dortmund Dortmund GER
1961 — Bisguier, Arthur B vs Olafsson, Fridrik — 0-1 — Bled SLO
7…e6 — 11.7% (100 parties)
1960 — Aadhav Saravanan Kanchi vs Ivkov, Borislav — 0-1 — Leipzig GER
1963 — Kurajica, Bojan vs Gheorghiu, Florin — 0-1 — Vrnjacka Banja SRB
1965 — Abhishek Mari S vs Bertok, Mario Jr. — 1/2-1/2 — Titograd
1966 — Kuehnmund, Ivan vs Kabat, Emil — 1-0 — Prague CZE
1971 — Spassky, Boris Vasily vs Hort, Vlastimil — 1/2-1/2 — Moscow RUS
7…Rc8 — 9.7% (83 parties)
1951 — Puiggros, Guillermo vs Gavilan, Arturo — 1-0 — Buenos Aires ARG
1969 — Andersson, Bengt 1968 vs Andersson, Ulf — 0-1 — Sweden
1974 — Spiegel, Michael vs Berry, Jonathan — 0-1 — Tacoma
1976 — Brailsford, James H vs Douthat, John — 1-0 — Phoenix, AZ USA
1985 — King, Daniel J vs Speelman, Jon S — 1/2-1/2 — Edinburgh ch-BCF