E86d - 8.Qd2 - Saemisch, Orthodox (1939)

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E86d — Saemisch, Orthodox (1939)
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 7.Nge2 c6 8.Qd2
Les coups candidats
Ambassadeurs : Pott, Brian (16x), Estremera Panos, Sergio (10x), Bischoff, Klaus (10x), Hoi, Carsten (8x), Campos Moreno, Javier B. (8x), Atalik, Suat (8x), Anagnostopoulos, Dimitri (6x), von Wersch, Oliver (6x)
8…a6 — 9.8% (242 parties)
Ambassadeurs : Bergdahl, Assar (2x), Kogan, Boris M (2x), Szukszta, Janus (2x), Schwarz, Anton (2x), Kunsztowicz, Uwe (2x), Pergoli, Bruno (1x), Pasqua, Dante (1x), Haapala, Teuvo (1x)
8…exd4 — 9.0% (220 parties)
Ambassadeurs : Boleslavsky, Isaac (6x), Bronstein, David I (5x), Miguel, Nahuel (4x), Korchnoi, Viktor (4x), Sliwa, Bogdan (3x), Pachman, Ludek (3x), Cuellar Gacharna, Miguel (3x), Gligoric, Sofija (3x)
8…Re8 — 3.1% (77 parties)
Ambassadeurs : Zamkovskaya, Violetta Aleks (1x), Kuzmin, Gennadi (1x), Rieger, Alexandra (1x), Filep, Tibor (1x), Pasman, Marks (1x), Barviks, Andris (1x), Milev, Zdravko (1x), Daskalov, Georgi Ilchev (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…Nbd7 8…a6 8…exd4 8…Re8
<1800 78 64% 8% 10% 6%
1800-2200 892 66% 12% 5% 4%
2200-2600 908 77% 6% 9% 3%
2600+ 39 87% 3% 3% —
Évolution par décennie (% des parties)
Décennie N parties 8…Nbd7 8…a6 8…exd4 8…Re8
1950s 100 39% 10% 36% 3%
1960s 111 50% 12% 26% 2%
1970s 64 48% 31% 12% 2%
1980s 109 57% 19% 18% 1%
1990s 809 72% 8% 7% 3%
2000s 614 70% 9% 5% 4%
2010s 600 74% 9% 5% 3%
2020s 50 58% 4% 18% 4%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…Nbd7 74% 58% ▼ -16.3%
8…a6 9% 4% ▼ -5.3%
8…exd4 5% 18% ▲ +13.3%
8…Re8 3% 4% ▲ +1.3%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 8 parties
Karpov, Anatoly — 8 parties
Kramnik, Vladimir — 7 parties
Ju, Wenjun — 6 parties
Tal, Mikhail — 2 parties
Ding, Liren — 2 parties
Parties historiques
8…Nbd7 — 68.3% (1678 parties)
1952 — Prosdocimi, Arrigo vs German, Eugenio — 0-1 — Sao Paulo ch BRA
1953 — Scafarelli, Francesco vs Farre, Miguel — 1/2-1/2 — Copenhagen DEN
1954 — Borisenko, Georgy K vs Geller, Efim P. — 1-0 — Kiev ch-URS
1954 — Hasin, Arman vs Boleslavsky, Isaac — 1/2-1/2 — Gorki ch22-SU sf
1954 — Golombek, Harry vs Kramer, Haije — 1/2-1/2 — Munich GER
8…a6 — 9.8% (242 parties)
1953 — Keller, Dieter vs Ivkov, Borislav — 0-1 — Copenhagen DEN
1954 — Berliner, Hans vs Sherwin, James T — 1/2-1/2 — New York ch-USA
1956 — Golombek, Harry vs Donner, Jan-Hein — 1/2-1/2 — Dublin IRL
1956 — Sliwa, Bogdan vs Dittmann, Sieghart — 0-1 — Dresden GER
1956 — Letelier Martner, Rene vs Dworzynski, Roman — 1-0 — Moscow olm fin-B
8…exd4 — 9.0% (220 parties)
1952 — Tolush, Alexander vs Boleslavsky, Isaac — 1/2-1/2 — USSR
1952 — Reinhardt, Bahamonte vs Panno, Oscar — 1-0 — Buenos Aires ARG
1952 — Reinhardt, Enrique vs Panno, Oscar — 1-0 — Buenos Aires ARG
1953 — Koginov, V. vs Borisenko, Georgy K — 1/2-1/2 — Leningrad RUS
1953 — Alexander Tadala vs Boleslavsky, Isaac — 1/2-1/2 — Garga
8…Re8 — 3.1% (77 parties)
1956 — Rieger, Alexandra vs Filep, Tibor — 1/2-1/2 — Debrecen HUN
1958 — Pasman, Marks vs Barviks, Andris — 1-0 — Riga LAT
1958 — Milev, Zdravko vs Daskalov, Georgi Ilchev — 1-0 — Sofia BUL
1961 — Mueller, Manfred vs Noack, Rudi — 1/2-1/2 — DDR
1963 — Zamkovskaya, Violetta Aleks vs Kuzmin, Gennadi — 1-0 — Kiev UKR