B89e - 8.Qe2 - Velimirovic (1950)

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B89e — Velimirovic (1950)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 Be7 8.Qe2
Les coups candidats
8…a6 — 48.6% (2017 parties)
Ambassadeurs : Lanka, Zigurds (21x), Weindl, Alfred (20x), Rivera, Daniel (14x), Van der Wiel, John T.H. (13x), Wedberg, Tom (12x), Schneider, Lars-Ake (11x), Wosch, Arkadiusz (11x), Beliavsky, Alexander G (10x)
8…O-O — 40.5% (1681 parties)
Ambassadeurs : Dlugy, Maxim (15x), Spassov, Liuben (12x), De Firmian, Nick (11x), Feher, Gyula (11x), Velimirovic, Dragoljub (8x), Tal, Mikhail (7x), Mednis, Edmar J (7x), Corral Blanco, Juan Antonio (7x)
8…Bd7 — 5.3% (221 parties)
Ambassadeurs : Becerra Rivero, Julio (8x), Greenfeld, Alon (8x), Heinbuch, Detlef Ulrich (7x), Silva, Fernando (4x), Balogh, Csaba (4x), Groetz, Harald (4x), Dembo, Yelena (4x), Sanchez Ibern, Marc (4x)
8…Qc7 — 3.2% (133 parties)
Ambassadeurs : Knoppert, Erik (6x), Paoli, Enrico (4x), Tukmakov, Vladimir B (3x), Kirpichnikov, Vladimir (2x), Kupreichik, Viktor D (2x), Moe, Mogens (2x), Schneider, Lars-Ake (2x), Kozul, Zdenko (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…a6 8…O-O 8…Bd7 8…Qc7
<1800 114 44% 47% 4% 3%
1800-2200 1142 50% 40% 5% 3%
2200-2600 2036 51% 37% 6% 3%
2600+ 37 49% 30% 11% —
Évolution par décennie (% des parties)
Décennie N parties 8…a6 8…O-O 8…Bd7 8…Qc7
1950s 7 86% 14% — —
1960s 175 26% 57% 5% 9%
1970s 499 52% 38% 3% 5%
1980s 581 49% 43% 3% 3%
1990s 1081 48% 43% 4% 3%
2000s 985 46% 40% 9% 3%
2010s 665 53% 36% 7% 2%
2020s 154 62% 28% 3% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…a6 53% 62% ▲ +9.0%
8…O-O 36% 28% ▼ -7.9%
8…Bd7 7% 3% ▼ -4.5%
8…Qc7 2% 3% ▲ +1.0%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 7 parties
Kasparov, Garry — 3 parties
Anand, Viswanathan — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
8…a6 — 48.6% (2017 parties)
1950 — Rossolimo, Nicolas vs Acoltzi Ruiz, Mariana — 1/2-1/2 — Mar del Plata ARG
1954 — Miliani, Giorgio vs Napolitano, Mario — 0-1 — Trieste
1957 — Rakic, Tomislav vs Djurasevic, Bozidar — 1-0 — Sombor
1959 — Franco, Sigifredo vs Nergard, Ole-Kristian — 1-0 — Aarhus DEN
1959 — Nezhmetdinov, Rashid vs Krogius, Nikolai V — 1/2-1/2 — Tbilisi ch-URS
8…O-O — 40.5% (1681 parties)
1959 — Piazzini, Luis vs Schweber, Samuel — 1-0 — Quilmes
1960 — Alexander, Conol Hugh vs Kupper, Josef — 1-0 — Biel SUI
1963 — Bogdanovic, Rajko vs Shamkovich, Leonid — 1/2-1/2 — Sarajevo BIH
1964 — Hasin, Arman vs Bradvarevic, Aleksandar — 0-1 — Kislovodsk
1964 — Kupreianov, George vs Nemet, Ivan — 1/2-1/2 — Zagreb CRO
8…Bd7 — 5.3% (221 parties)
1964 — Tringov, Georgi P vs Kolvig, Bent — 1/2-1/2 — Tel Aviv olm
1966 — Honfi, Karoly vs Diez del Corral, Jesus — 0-1 — Den Haag zt
1967 — Medina-Garcia, Antonio vs Diez del Corral, Jesus — 0-1 — Palma de Majorca ESP
1967 — Tatai, Stefano vs Schiesari, Roberto — 1-0 — Savona ch ITA
1968 — Baedorf, Robert vs Strojevs, Alexander — 1-0 — Toronto CAN
8…Qc7 — 3.2% (133 parties)
1966 — Klovsky, Rafail vs Nikolaevsky, Yuri V — 1-0 — USSR
1966 — Liebert, Heinz vs Filipowicz, Andrzej — 1-0 — Polanica Zdroj POL
1966 — Tarjan, James vs OBrien, Erik Michael — 1-0 — Santa Monica, CA USA
1967 — Gheorghiu, Florin vs Hamann, Svend — 0-1 — Vrnjacka Banja SRB
1967 — Damjanovic, Mato vs Simagin, Vladimir — 0-1 — Sochi RUS