D18o - 9.Qb3 - Dutch (1925)

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D18o — Dutch (1925)
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O O-O 9.Qb3
Les coups candidats
9…Qe7 — 69.3% (508 parties)
Ambassadeurs : Cebalo, Miso (3x), Kirov, Nino (3x), Cech, Pavel (3x), Khoo, Selina (3x), Gereben, Erno (2x), Hernandez Sevillano, Gustavo Rafael (2x), Issakainen, Ari (2x), Thorstensen, Trond (2x)
9…Qb6 — 17.7% (130 parties)
Ambassadeurs : Schussler, Harry (2x), Bang, Andreas (2x), Abanin, Vladimir (1x), Bagirov, Vladimir (1x), Laszlo, Deli (1x), Tipary, Lajos (1x), Dautov, Rustem (1x), Starck, Bodo (1x)
9…a5 — 8.0% (59 parties)
Ambassadeurs : Perevoznic, Margareta (1x), Aronson, Eva (1x), Liverios, Thisefs (1x), Atakisi, Fatih (1x), Litvinchuk, John (1x), Djouadi, M. (1x), Knechtel, Roland (1x), Bensch, Patrick (1x)
9…c5 — 3.1% (23 parties)
Ambassadeurs : Olsson, Linus 2010 (1x), Furhoff, Johan (1x), Nierobisz, Jim (1x), Volovici, Daniel (1x), Nylander, Eric (1x), Zautzig, Hubert (1x), Schmidt, Karl-Heinz (1x), Bär, Lutz (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…Qe7 9…Qb6 9…a5 9…c5
<1800 31 74% 6% 6% 3%
1800-2200 371 67% 19% 9% 4%
2200-2600 222 75% 17% 5% 4%
2600+ 5 40% 60% — —
Évolution par décennie (% des parties)
Décennie N parties 9…Qe7 9…Qb6 9…a5 9…c5
1950s 10 80% 20% — —
1960s 5 80% — 20% —
1970s 7 57% 14% 14% —
1980s 41 78% 17% 2% —
1990s 124 75% 15% 7% —
2000s 239 72% 18% 8% 1%
2010s 265 66% 20% 8% 5%
2020s 42 50% 12% 17% 21%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…Qe7 66% 50% ▼ -15.7%
9…Qb6 20% 12% ▼ -8.5%
9…a5 8% 17% ▲ +8.7%
9…c5 5% 21% ▲ +16.9%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 1 partie
Botvinnik, Mikhail — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
9…Qe7 — 69.3% (508 parties)
1952 — Mueller, Kai vs Enevoldsen, Harald — 1-0 — Helsinki FIN
1952 — Heemskerk, Fenny vs Van Kol J — 1/2-1/2 — Netherlands tt
1953 — Szemelyi, L vs Somogyi, Istvan — 0-1 — Budapest HUN
1954 — Rozanski, Bartosz vs Szczepaniec, Stanislaw — 1-0 — Lodz POL
1956 — Sapre, Ramchandra vs Wantz, Fernand — 1-0 — Moscow RUS
9…Qb6 — 17.7% (130 parties)
1951 — Laszlo, Deli vs Tipary, Lajos — 1-0 — Hungary ch
1959 — Abanin, Vladimir vs Bagirov, Vladimir — 0-1 — Baku AZE
1976 — Gereben, Erno vs Roos, Louis — 1/2-1/2 — Strasbourg EMM
1983 — Bousios, Hristos vs Kokinos — 1/2-1/2 — Thessaloniki GRE
1986 — Dautov, Rustem vs Starck, Bodo — 1-0 — Dresden GER
9…a5 — 8.0% (59 parties)
1967 — Perevoznic, Margareta vs Aronson, Eva — 1-0 — Subotica SRB
1979 — Liverios, Thisefs vs Atakisi, Fatih — 1/2-1/2 — Bihac BIH
1986 — Litvinchuk, John vs Djouadi, M. — 1/2-1/2 — Gausdal wch-jr
1995 — Knechtel, Roland vs Bensch, Patrick — 1/2-1/2 — Bayern
1995 — Shabani, Ehsan vs Haslinger, Mandy S — 0-1 — Zagan POL
9…c5 — 3.1% (23 parties)
2002 — Olsson, Linus 2010 vs Furhoff, Johan — 1/2-1/2 — Sweden SWE
2005 — Nierobisz, Jim vs Volovici, Daniel — 1/2-1/2 — ICCF
2010 — Nylander, Eric vs Zautzig, Hubert — 1/2-1/2 — ICCF
2013 — Basson, Heinrich vs Buczinski, Henryk — 0-1 — LSS
2014 — Schmidt, Karl-Heinz vs Bär, Lutz — 1/2-1/2 — ICCF