C06i - 9.Nf3 - Tarrasch, Closed (1932)

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C06i — Tarrasch, Closed (1932)
1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ne2 cxd4 8.cxd4 Qb6 9.Nf3
Les coups candidats
Ambassadeurs : Gaujens, Artis (74x), Bakheet Farag (38x), Prandstetter, Eduard (36x), Uhlmann, Wolfgang (27x), Kummerow, Heiko (20x), Pietzsch, Wolfgang (15x), Matlak, Marek (13x), Gatto, Claudio (13x)
9…Bb4+ — 21.7% (1754 parties)
Ambassadeurs : Lucena Cifré, Rafael José (11x), Lombardi, Donato (10x), Grummitt, William (9x), Verducci, Gianni (7x), Faleg, Alberto (6x), Moskalenko, Viktor (5x), Martinez, Julian (5x), Visillac, Alejandro (5x)
9…Be7 — 5.8% (468 parties)
Ambassadeurs : Kopp, Sascha (4x), Eifler, Tim (3x), ? (3x), Delivre, Raphael (3x), Bluebaum, Johanna (3x), Hamann, Guenther (2x), Vaculik, Martin (2x), Topi-Hulmi, Teemu (2x)
9…Qb4+ — 0.8% (68 parties)
Ambassadeurs : Smideliusz, Mark (2x), Quillen, Paul (1x), Bliss, Robert D (1x), Temming, John (1x), Van der Zee, Cees (1x), Niemi, Valio (1x), Kivi, Kalervo (1x), Blocker, Calvin (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…f6 9…Bb4+ 9…Be7 9…Qb4+
<1800 566 51% 30% 14% 2%
1800-2200 3872 66% 26% 6% 1%
2200-2600 1891 86% 12% 1% 1%
2600+ 5 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 9…f6 9…Bb4+ 9…Be7 9…Qb4+
1950s 170 82% 18% — —
1960s 164 73% 23% 4% 1%
1970s 240 77% 18% 2% 1%
1980s 638 86% 10% 3% 0%
1990s 1893 80% 13% 5% 1%
2000s 2830 70% 21% 6% 1%
2010s 1914 55% 35% 7% 1%
2020s 235 57% 30% 9% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…f6 55% 57% ▲ +1.4%
9…Bb4+ 35% 30% ▼ -4.6%
9…Be7 7% 9% ▲ +2.0%
9…Qb4+ 1% 2% +0.3%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 5 parties
Anand, Viswanathan — 2 parties
Karpov, Anatoly — 1 partie
Parties historiques
9…f6 — 70.3% (5684 parties)
1950 — Rossolimo, Nicolas vs Schmid, Lothar — 1/2-1/2 — Dubrovnik olm
1950 — Seibold, Bernd vs Schmid Michael — 1-0 — corr Blumich mem
1951 — Medina-Garcia, Antonio vs Enevoldsen, Jens — 1-0 — Madrid ESP
1951 — Bialas, Wolfram vs Uhlmann, Wolfgang — 0-1 — Leipzig GER
1951 — Gligoric, Svetozar vs Schmid, Lothar — 1/2-1/2 — Hastings ENG
9…Bb4+ — 21.7% (1754 parties)
1950 — Schulz, Klaus-Juergen vs Kilda, Aidas — 0-1 — GER
1950 — Honan, Neill Thomas vs Willson, Alan John — 1-0 — Hastings ENG
1951 — ? vs Lutikov, Anatoly S — 1-0 — Ivanovo
1951 — Pachman, Ludek vs Tsvetkov, Aleksandar — 1-0 — Marianske Lazne zt
1951 — De Souza Mendes, Joao vs Sumar, Julio — 0-1 — Mar del Plata ARG
9…Be7 — 5.8% (468 parties)
1962 — Galle, Wolfgang vs Erpel, Werner — 1-0 — Lippstadt GER
1962 — Bahamonde, Antonio vs Rihanna B. Alvarado Torres — 0-1 — Buenos Aires ARG
1963 — Sherbakov, Vitaly vs Thiellement, Andre — 1-0 — Paris FRA
1963 — Romanovsky, Rem Konstantinovich vs ? — 0-1 — Kiev UKR
1963 — Romanovsky, Rem vs ? — 0-1 — ?
9…Qb4+ — 0.8% (68 parties)
1961 — Quillen, Paul vs Bliss, Robert D — 1-0 — Santa Monica, CA USA
1974 — Niemi, Valio vs Kivi, Kalervo — 1-0 — ?
1974 — Tiihonen, Erkki vs Kivi Kalervo — 1-0 — ?
1977 — Blocker, Calvin vs McCarthy, Tim — 1-0 — Cleveland op
1980 — Quijada, G. vs Hoefdraad, Gillmore A — 1-0 — Cordoba ARG