Archives des B97i - 8.Qd2 - Najdorf, Poisoned Pawn, 8.Qd2 [+0.41]

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B97i — Najdorf, Poisoned Pawn, 8.Qd2

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2

Eval: [+0.41]

Les coups candidats

Ambassadeurs : Bernal Varela, Nelson (102x), Simmelink, Joop Theo (83x), Milde, Lars (77x), Cvak, Rudolf (76x), Roberts, Anthony J (73x), Broniek, Mariusz Maciej (73x), Muller, Henri (65x), Gerhards, Guntis (65x)

8…Nc6 — 6.7% (978 parties)

Ambassadeurs : Loginov, Valery A (17x), Swiercz, Dariusz (11x), Ilincic, Zlatko (11x), Nechepurenko, Roman V. (7x), Padmini, Rout (7x), Werle, Iozefina (7x), Gruskovnjak, Tomislav (7x), Sutovsky, Emil (6x)

8…Nbd7 — 0.4% (51 parties)

Ambassadeurs : Juárez de Vena, Antonio (3x), Rihtaric, Ivan (2x), Conrady, Alphonse (1x), Giustolisi, Alberto (1x), Tiemann, Christoph (1x), Hoehne, Bjoern (1x), Rej, Dennis (1x), Schandorff, Lars (1x)

8…Be7 — 0.1% (17 parties)

Ambassadeurs : Schmidt, Osmar Raulino (2x), Karlsson, Thorleifur (1x), Ulfarsson, Magnus Orn (1x), Musil, Vitezslav (1x), Macka, Martin (1x), Czeremin, Claus (1x), Buhr, Carl Christian, Dr. (1x), Vasquez Schroder, Rodrigo Rafael (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8…Qxb2	8…Nc6	8…Nbd7	8…Be7
<1800	257	94%	5%	—	1%
1800-2200	4542	92%	7%	1%	0%
2200-2600	6819	92%	8%	0%	0%
2600+	176	88%	12%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8…Qxb2	8…Nc6	8…Nbd7	8…Be7
1950s	33	82%	15%	3%	—
1960s	267	99%	1%	—	—
1970s	445	99%	1%	—	—
1980s	884	99%	1%	0%	—
1990s	1209	95%	5%	0%	0%
2000s	4142	88%	11%	0%	0%
2010s	6103	94%	6%	0%	0%
2020s	1428	94%	5%	0%	0%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8…Qxb2	94%	94%	▲ +0.7%
8…Nc6	6%	5%	▼ -1.1%
8…Nbd7	0%	0%	+0.0%
8…Be7	0%	0%	+0.1%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 9 parties
Hou, Yifan — 3 parties
Carlsen, Magnus — 2 parties
Ju, Wenjun — 2 parties
Smyslov, Vladimir — 1 partie
Euwe, Max — 1 partie
Karpov, Anatoly — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

8…Qxb2 — 92.7% (13450 parties)

1954 — Nezhmetdinov, Rashid vs Shcherbakov, Vitaly — 1/2-1/2 — Riga LAT
1955 — Keres, Paul Petrovich vs Fuderer, Andrija — 1-0 — Izt Goteborg SWE
1955 — Keres, Paul vs Fuderer, Andrija — 1-0 — Goteborg SWE
1955 — Vasiukov, Evgeni vs Sherbakov, Vitaly — 0-1 — ?
1955 — Vasiukov, Evgeni vs Cherepkov, Alexander V — 0-1 — USSR

8…Nc6 — 6.7% (978 parties)

1955 — Keres, Paul vs Panno, Oscar — 1-0 — Goteborg SWE
1955 — Domanski, Jerzy vs Gawlikowski, Stanislaw — 1-0 — Wroclaw POL
1955 — Tolush, Alexander vs Aronson, Lev — 1-0 — Leningrad RUS
1956 — Neishtadt, Yakov vs Petrosian, Tigran V. — 0-1 — Moscow ch
1956 — Neishtadt, Yakov vs Petrosian, Tigran V. — 0-1 — Moscow-ch Moscow RUS

8…Nbd7 — 0.4% (51 parties)

1957 — Conrady, Alphonse vs Giustolisi, Alberto — 0-1 — Dublin IRL
1980 — Tiemann, Christoph vs Hoehne, Bjoern — 1-0 — WT/M/195
1981 — Rej, Dennis vs Schandorff, Lars — 1-0 — Haderslev
1981 — Narchi Capote, Juan Pablo vs Karp, Serge — 1-0 — Graz WTch jr
1988 — Hogberg, Jan vs Fredriksson Stefan — 1-0 — ?

8…Be7 — 0.1% (17 parties)

1992 — Karlsson, Thorleifur vs Ulfarsson, Magnus Orn — 1/2-1/2 — Skovde
1993 — Czeremin, Claus vs Buhr, Carl Christian, Dr. — 1-0 — Hamburg GER
1995 — Musil, Vitezslav vs Macka, Martin — 0-1 — CZE-Cup corr
2004 — Vasquez Schroder, Rodrigo Rafael vs Rasmussen, Robert — 1-0 — Dos Hermanas ESP
2004 — Kladiva, Imre vs Bajnoczi, Peter — 0-1 — HUN

Sicilian: Najdorf, Poisoned Pawn, 8.Qd2

Coups: 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2

Partie
1955 Gothenburg Interzonal – Round 12 – Keres, Paul – 1-0 – Panno, Oscar – G114 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Nc6 9. O-O-O Qxd4 10. Qxd4 Nxd4
1955 Poland ch13 – Round 5 – Domanski, Jerzy – 1-0 – Gawlikowski, Stanislaw – G19 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Nc6 9. O-O-O Qxd4 10. Qxd4 Nxd4
1957 Dublin zt – Round 4 – Conrady, Alphonse – 0-1 – Giustolisi, Alberto – G25 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Nbd7 9. O-O-O Be7 10. Be2 O-O
1960 Moscow CCCT – Round 1 – Hort, Vlastimil – 1/2-1/2 – Smyslov, Vladimir – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Nc6 9. O-O-O Bd7 10. Be2 Nxd4
GMA 2004 – Round 4 – Kramnik, Vladimir – 1-0 – Svidler, Peter – G25 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Nc6 9. O-O-O Qxd4 10. Qxd4 Nxd4
Olympiad 2002 – Round 1 – Salov, Sergej – 0-1 – Sutovsky, Emil – G27 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Nc6 9. O-O-O Nxd4 10. Qxd4 Qxd4
TCh-RUS 2008 – Round 9 – Kurnosov, Igor – 1/2-1/2 – Bu, Xiangzhi – G246 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Nc6 9. Bxf6 gxf6 10. Nb3 Bd7