B89e - 7…Be7 8.Qe2 - Velimirovic [+0.32]

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B89e — Velimirovic
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 Nc6 7.Be3 Be7 8.Qe2
Eval: [+0.32]
Les coups candidats
8…a6 — 48.5% (1984 parties)
Ambassadeurs : Lanka, Zigurds (21x), Weindl, Alfred (20x), Rivera, Daniel (14x), Van der Wiel, John T.H. (14x), Wedberg, Tom (13x), Wosch, Arkadiusz (12x), Schneider, Lars-Ake (11x), Beliavsky, Alexander G (9x)
8…O-O — 40.7% (1666 parties)
Ambassadeurs : De Firmian, Nick (12x), Dlugy, Maxim (12x), Spassov, Liuben (10x), Velimirovic, Dragoljub (8x), Shcherbakov, Ruslan (8x), Tal, Mikhail (7x), Kunsztowicz, Uwe (7x), Cebalo, Miso (7x)
8…Bd7 — 5.4% (220 parties)
Ambassadeurs : Becerra Rivero, Julio (8x), Greenfeld, Alon (7x), Heinbuch, Detlef Ulrich (6x), Groetz, Harald (6x), Dembo, Yelena (5x), Balogh Urbina, Carlos Alfonso (4x), Roos, Thomas (4x), Avrukh, Boris (4x)
8…Qc7 — 3.2% (131 parties)
Ambassadeurs : Knoppert, Erik (6x), Paoli, Enrico (3x), Tukmakov, Vladimir B (3x), Adler, Viktor (2x), Kirpichnikov, Vladimir (2x), Kupreichik, Viktor D (2x), Browning, Douglas W (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 49 31% 59% 2% 2%
1800-2200 930 50% 39% 6% 3%
2200-2600 2007 52% 37% 6% 3%
2600+ 38 53% 26% 11% —
Évolution par décennie (% des parties)
Décennie N parties 8…a6 8…O-O 8…Bd7 8…Qc7
1940s 1 — 100% — —
1950s 7 86% 14% — —
1960s 174 26% 57% 5% 8%
1970s 494 52% 38% 3% 5%
1980s 578 49% 43% 3% 3%
1990s 1075 48% 43% 4% 3%
2000s 983 46% 40% 9% 3%
2010s 664 53% 36% 7% 2%
2020s 117 62% 28% 3% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…a6 53% 62% ▲ +8.2%
8…O-O 36% 28% ▼ -7.6%
8…Bd7 7% 3% ▼ -3.7%
8…Qc7 2% 3% ▲ +1.2%
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 — 48.5% (1984 parties)
1950 — Rossolimo, Nicolas vs Marini, Liam — 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 — Nezhmetdinov, Rashid vs Krogius, Nikolai V — 1/2-1/2 — Tbilisi ch-URS
1959 — Lutikov, Anatoly S vs Krogius, Nikolai V — 1/2-1/2 — Tbilisi ch-URS
8…O-O — 40.7% (1666 parties)
1948 — Tartakower, Savielly vs Rossolimo, Nicolas — 1/2-1/2 — Paris FRA
1959 — Piazzini, Luis vs Schweber, Samuel — 1-0 — Quilmes
1960 — Alexander, Conol Hugh vs Kupper, Josef — 1-0 — Biel SUI
1963 — Bogdanovic, Radivoje vs Shamkovich, Leonid — 1/2-1/2 — Sarajevo BIH
1964 — Hasin Raihan, Abir vs Bradvarevic, Aleksandar — 0-1 — Kislovodsk
8…Bd7 — 5.4% (220 parties)
1964 — Tringov, Georgi P vs Kolvig, Bent — 1/2-1/2 — Tel Aviv ISR
1966 — Honfi, K. vs Diez del Corral, Jesus — 0-1 — The Hague NED
1967 — Tatai, Stefano vs Schiesari, Roberto — 1-0 — Savona ch ITA
1967 — Medina-Garcia, Antonio vs Diez del Corral, Jesus — 0-1 — Palma de Majorca ESP
1968 — Williams, Leo vs Zalys, Ignas — 1-0 — Montreal op
8…Qc7 — 3.2% (131 parties)
1966 — Tarjan, James vs Osbun, Erik — 1-0 — Santa Monica, CA USA
1966 — Liebert, Heinz vs Filipowicz, Andrzej — 1-0 — Polanica Zdroj POL
1967 — Minev, Georges vs Aguilar Petersen, Martin Alejandro — 1/2-1/2 — Halle zt Halle GER
1967 — Adler, Viktor vs Lukin, Andrei M — 1/2-1/2 — Moscow RUS
1967 — Kirpichnikov, Vladimir vs Kupreichik, Viktor D — 1-0 — Moscow RUS