D18e - 6…e6 7.Bxc4 Bb4 8.O-O - Czech Variation, Dutch Variation (1944)

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D18e — Czech Variation, Dutch Variation (1944)
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4 Bb4 8.O-O
Les coups candidats
Ambassadeurs : Varga, Peter (31x), Kirov, Nino (21x), Marez, Sebastien (18x), Abdulmanov, Eduard Nafikhovich (18x), Uhlmann, Wolfgang (17x), Hajnal, Zoltan (17x), Velikov, Petar (16x), Vodicka, Milan (16x)
Ambassadeurs : Hector, Jonny (66x), Beliavsky, Alexander G (28x), Frijling, Jeroen (24x), Tukmakov, Vladimir B (19x), Ribli, Zoltan (19x), Acs, Peter (17x), Smyslov, Vasily (16x), Kasparov, Garry (16x)
8…a5 — 0.5% (74 parties)
Ambassadeurs : Smyslov, Vasily (5x), Boleslavsky, Isaac (2x), Smyslov, Vladimir (2x), Simic, Radoslav K (2x), Weinzettl, Ernst (2x), Comp Genius 5 (2x), Szabo, Laszlo (1x), Florian, Tibor (1x)
8…h6 — 0.3% (45 parties)
Ambassadeurs : Paglilla, Carlos (2x), Adamek, Przemyslaw (2x), Kuzmin, Gennadi (1x), Segal, Alexandru Sorin (1x), Miguel, Nahuel (1x), Hutchings, Frank (1x), Barisha Kandhari (1x), Panno, Oscar (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…O-O 8…Nbd7 8…a5 8…h6
<1800 645 58% 40% 1% 0%
1800-2200 5642 58% 40% 1% 0%
2200-2600 6595 53% 46% 0% 0%
2600+ 438 40% 59% 0% 0%
Évolution par décennie (% des parties)
Décennie N parties 8…O-O 8…Nbd7 8…a5 8…h6
1950s 211 70% 26% 4% —
1960s 157 69% 30% — 1%
1970s 242 75% 24% — 1%
1980s 794 50% 49% 1% 0%
1990s 2625 48% 50% 0% 0%
2000s 4814 58% 41% 0% 0%
2010s 5437 54% 44% 0% 0%
2020s 966 69% 30% 1% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…O-O 54% 69% ▲ +14.5%
8…Nbd7 44% 30% ▼ -14.8%
8…a5 0% 1% +0.3%
8…h6 0% 1% +0.2%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Karpov, Anatoly — 9 parties
Botvinnik, Mikhail — 5 parties
Smyslov, Vladimir — 5 parties
Tal, Mikhail — 4 parties
Ju, Wenjun — 4 parties
Carlsen, Magnus — 3 parties
Hou, Yifan — 2 parties
Capablanca, Jose Raul — 1 partie
Ding, Liren — 1 partie
Parties historiques
8…O-O — 55.8% (8504 parties)
1950 — Petrosian, Tigran A. vs Levenfish, Grigory — 1-0 — Gorki
1950 — Keller-Hermann, Edith vs Langos, Jozsa — 1/2-1/2 — Moscow RUS
1950 — Solana, Robert vs Martin, Raymond — 1-0 — Los Angeles, CA USA
1950 — Donner, Jan-Hein vs Kramer, George — 1/2-1/2 — Dubrovnik olm
1950 — Vajda, Arpad vs Florian, Tibor — 1/2-1/2 — Budapest HUN
8…Nbd7 — 42.9% (6537 parties)
1950 — Milic, Aleksa vs Matanovic, Anto — 1-0 — Belgrade SRB
1950 — Petrov, Petar vs Piskov, Kamen Penev — 1/2-1/2 — Sofia BUL
1951 — Eken, Max vs Rico, Amina — 1-0 — Gijon
1951 — Reinhardt, Enrique vs Liebstein, Arturo — 1/2-1/2 — Mar del Plata ARG
1951 — Taimanov, Mark vs Lipnitsky, Isaac — 1-0 — Baku AZE
8…a5 — 0.5% (74 parties)
1951 — Florian, Tibor vs Anay Barche — 1/2-1/2 — Budapest HUN
1951 — Aarav Mutha vs Teschner, Rudolf — 0-1 — Duesseldorf GER
1951 — Aratovsky, Nikolay vs Smyslov, Vasily — 0-1 — URS-ch sf Leningrad RUS
1952 — Szabo, Laszlo vs Smyslov, Vasily — 1/2-1/2 — Budapest HUN
1952 — Boleslavsky, Isaac vs Smyslov, Vladimir — 0-1 — USSR
8…h6 — 0.3% (45 parties)
1968 — Kuzmin, Gennadi vs Segal, Alexandru Sorin — 1-0 — Ybbs
1975 — Miguel, Nahuel vs Paglilla, Carlos — 1-0 — Buenos Aires ch-ARG
1975 — Panno, Oscar vs Paglilla, Carlos — 1-0 — Buenos Aires ch-ARG
1989 — Hutchings, Frank vs Barisha Kandhari — 1-0 — ?
1990 — Le Bideau, Alain vs Petrovic, Petar R — 1-0 — Val Maubuee open