B38s - 10.Nc2 - Maroczy Bind (1934)

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B38s — Maroczy Bind (1934)
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3 Nf6 7.Nc3 O-O 8.Be2 d6 9.O-O Bd7 10.Nc2
Les coups candidats
10…Rc8 — 43.3% (641 parties)
Ambassadeurs : Toncheva, Nadya (4x), Mijailovic, Zoran (3x), Kuntze, Andreas (3x), Safarli, Josefine (3x), Pavoni, Flavio (3x), Adamski, Jan (2x), Lutz, Christopher (2x), Espig, Lutz (2x)
10…Qa5 — 12.8% (189 parties)
Ambassadeurs : Espig, Lutz (4x), Vakhidov, Jakhongir (3x), Ribli, Zoltan (2x), Qi, Jingxuan (2x), Vokac, Marek (2x), Johansen, Darryl K (2x), Bokros, Albert (2x), Mikenas, Vladas (1x)
10…a5 — 12.3% (182 parties)
Ambassadeurs : Troyke, Christian (3x), Andres Francisco Jimenez Rodriguez (2x), Sosa Macho, Juan Manuel (2x), Vukanovic, Sasa (2x), Pilz, Dieter (2x), Hausrath, Daniel (2x), Strikovic, Aleksa (2x), Huber, Martin Christian (2x)
10…a6 — 11.7% (173 parties)
Ambassadeurs : Petursson, Margeir (2x), Anand, Viswanathan (2x), Larsen, Bent (2x), Kokkila, Tero (2x), Epp, Edward R. Dr (2x), Barria Zuniga, Daniel (2x), Short, Nigel D (2x), Paschall, William (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Rc8 10…Qa5 10…a5 10…a6
<1800 71 44% 1% 18% 23%
1800-2200 584 47% 9% 11% 10%
2200-2600 728 40% 17% 13% 13%
2600+ 18 22% 44% 17% 11%
Évolution par décennie (% des parties)
Décennie N parties 10…Rc8 10…Qa5 10…a5 10…a6
1950s 4 50% — — —
1960s 13 62% 8% — 15%
1970s 22 41% 14% 5% 18%
1980s 35 31% 14% 20% 6%
1990s 147 39% 13% 10% 18%
2000s 353 42% 11% 10% 16%
2010s 650 42% 14% 14% 10%
2020s 258 50% 14% 14% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Rc8 42% 50% ▲ +7.2%
10…Qa5 14% 14% +0.0%
10…a5 14% 14% +0.3%
10…a6 10% 6% ▼ -4.3%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 3 parties
Parties historiques
10…Rc8 — 43.3% (641 parties)
1954 — Nilsson, Zandor vs Kastel, Arne Morten — 1-0 — Amsterdam olm
1955 — Molnar, Francois vs Thiellement, Andre — 1-0 — Paris FRA
1961 — Zalys, Ignas vs Zizys, Vaclovas — 1-0 — Montreal CAN
1963 — Clemens, Adrian vs Pesch, Louise — 1-0 — Helmsbrecht
1963 — Clemens, Christian, Dr. vs Pesch, Hans — 1-0 — Nt Helmbrechts GER
10…Qa5 — 12.8% (189 parties)
1965 — Mikenas, Vladas vs Lepeshkin, Vladimir — 1/2-1/2 — URS-ch33 Tallinn EST
1974 — Suetin, Alexey S vs Tolonen, Leo — 1/2-1/2 — ?
1979 — Ribli, Zoltan vs Qi, Jingxuan — 1-0 — Bled SLO
1979 — Ribli, Zoltan vs Qi, Jingxuan — 1-0 — Bled / Portoroz
1980 — Djuric, Stefan vs Cabrilo, Goran — 1-0 — Kladovo
10…a5 — 12.3% (182 parties)
1979 — Huebner, Robert vs Gruenberg, Rainer — 1-0 — Hamburg GER
1985 — Korelov, Alexander P vs Bieluczyk, Bogdan — 1-0 — corr EU/FSM
1987 — Skrobek, Ryszard vs Bojczuk, Zygmunt — 1/2-1/2 — Debica
1987 — Landenbergue, Claude vs Polgar, Judit — 0-1 — Biel schev Biel SUI
1987 — Gallinnis, Norbert vs Ott, Wolfgang — 1-0 — Fredericksburg, VA USA
10…a6 — 11.7% (173 parties)
1968 — ? vs Pelts, Roman — 1/2-1/2 — Kiev UKR
1969 — Stein, Leon Rico vs Zaitsev, Igor — 1/2-1/2 — Moskou ch-URS
1973 — Gereben, Erno vs Ostermeyer, Peter, Dr. — 1/2-1/2 — Dortmund GER
1978 — Ehrenfeld, Eliot vs Drelinkiewicz, Tadeusz — 1-0 — Warsaw POL
1979 — Petrosian, Tigran A. vs Rytov, Boris — 1-0 — Tallinn EST