B74j — Sicilian: Dragon, Classical, Spielmann Variation

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4 Na5 11.f5 Bc4 12.Bd3 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (3v2), case forte d4, case forte e4, case forte f4, Be3 actif, paire de fous, colonne d.
Faiblesses adverses : Bg7 enfermé.
Problèmes : Bd3 enfermé, arriéré e4.
Plans :
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), Bc4 actif, paire de fous, colonne c.
Faiblesses adverses : arriéré e4, Bd3 enfermé.
Problèmes : Bg7 enfermé.
Plans :
● ...d5 — Rupture
● ...e6 — Rupture
● ...e5 — Rupture
● ...Rc — Tour sur colonne c

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

B74j — Dragon Classical Spielmann Variation

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.Be2 Nc6 8.O-O O-O 9.Nb3 Be6 10.f4 Na5 11.f5 Bc4 12.Bd3

Eval: [+0.12]

Les coups candidats

12…Bxd3 — 53.4% (119 parties)

Ambassadeurs : Iliesco, Juan (4x), Ruefenacht, Matthias (2x), Engel, Harald (2x), Sakharov, Yuri N (1x), Kogan, Efim (1x), Altman, B. (1x), Denker, Arnold S (1x), Spielmann, Rudolf (1x)

12…Nxb3 — 14.3% (32 parties)

Ambassadeurs : Luckis, Marcos (2x), Taylor, John M (1x), Holowach, Walter (1x), Heemsoth, Hermann (1x), De Meyer, Hendrik (1x), Spielmann, Rudolf (1x), Petrov, Vladimirs (1x), Flores Alvarez, Rodrigo (1x)

12…Rc8 — 9.4% (21 parties)

Ambassadeurs : Tranmer, Eileen Betsy (1x), Bruce, Rowena M (1x), Aitken, James (1x), Bruce, Ronald MacKay (1x), Kowalewski, Kacper (1x), Hamm, K. (1x), Knight, Timothy (1x), Oney, Adil Feridun (1x)

12…b5 — 8.5% (19 parties)

Ambassadeurs : El Debs, Felipe de Cresce (2x), Burgalat, Eliot (1x), Iliesco (1x), Stahlberg, Gideon (1x), Iliesco, Juan (1x), Yurkov, Vladimir (1x), Zaitsev, Igor A (1x), Petrushin, Aleksey Pav (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	12…Bxd3	12…Nxb3	12…Rc8	12…b5
<1800	2	—	—	50%	—
1800-2200	37	54%	11%	8%	14%
2200-2600	102	51%	14%	11%	10%

Évolution par décennie (% des parties)

Décennie	N parties	12…Bxd3	12…Nxb3	12…Rc8	12…b5
1930s	3	67%	33%	—	—
1940s	25	44%	16%	8%	8%
1950s	5	40%	60%	—	—
1960s	8	38%	12%	—	12%
1970s	17	59%	12%	12%	12%
1980s	30	70%	7%	10%	7%
1990s	59	49%	14%	10%	3%
2000s	52	56%	15%	12%	13%
2010s	22	50%	9%	9%	14%
2020s	2	50%	50%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
12…Bxd3	50%	50%	+0.0%
12…Nxb3	9%	50%	▲ +40.9%
12…Rc8	9%	0%	▼ -9.1%
12…b5	14%	0%	▼ -13.6%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 1 partie

Parties historiques

12…Bxd3 — 53.4% (119 parties)

1938 — Spielmann, Rudolf vs Landau, Salo — 1/2-1/2 — Amsterdam NED
1939 — Montoya Eisinger, Maximiliano vs Gilg, Karl — 1/2-1/2 — Bad Oeynhausen ch-GER
1941 — Sulik, Franciszek vs Bolbochan, J. — 1-0 — Mar del Plata ARG
1943 — Eliskases, Erich vs Rabinovici, Pinea — 1-0 — Rio de Janeiro BRA
1944 — Altman, B. vs Denker, Arnold S — 1/2-1/2 — New York ch-USA

12…Nxb3 — 14.3% (32 parties)

1934 — Spielmann, Rudolf vs Petrov, Vladimirs — 1/2-1/2 — Riga LAT
1941 — Ojeda, Javier vs Luckis, Marcos — 1/2-1/2 — Buenos Aires ARG
1944 — Flores Alvarez, Rodrigo vs Luckis, Marcos — 1-0 — Mar del Plata ARG
1945 — Taylor, John M vs Holowach, Walter — 0-1 — Canada ch
1948 — Heemsoth, Hermann vs De Meyer, Hendrik — 1-0 — corr Klaus Junge mem

12…Rc8 — 9.4% (21 parties)

1947 — Tranmer, Eileen Betsy vs Bruce, Rowena M — 1/2-1/2 — Harrogate
1947 — Aitken, James vs Bruce, Ronald MacKay — 1-0 — Harrogate
1973 — Knight, Timothy vs Oney, Adil Feridun — 1/2-1/2 — Groningen NED
1974 — Hecht, Hans-Joachim vs Tarjan, James — 1/2-1/2 — Nice olm
1986 — Kowalewski, Kacper vs Hamm, K. — 1/2-1/2 — Nordhausen ch35-DDR wmn

12…b5 — 8.5% (19 parties)

1942 — Stahlberg, Gideon vs Iliesco, Juan — 1-0 — Mar del Plata ARG
1943 — Burgalat, Eliot vs Iliesco — 0-1 — Buenos Aires ARG
1963 — Yurkov, Vladimir vs Zaitsev, Igor A — 1/2-1/2 — Moscow RUS
1977 — Petrushin, Aleksey Pav vs Peresipkin, Vladimir — 1-0 — Baku AZE
1979 — Rantanen, Yrjo A. vs Jensen, Stein — 1-0 — Sigurd Svedenborgs m

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● e4	—
Chaînes	● e4→f5	● e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v0), ● e4 (2v1), ● f4 (2v0)	—
Cases faibles	—	● d5
Centre	● d4 (2v0), ● e4 (2v1)	● e5 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bd3	● Bd3 Enfermé (mob. 2)
Be3	● Be3 Actif (mob. 10)
Bc4		● Bc4 Actif (mob. 6)
Bg7		● Bg7 Enfermé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	1 (a1)	1 (a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● e4-e5	● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1939 Bad Oeynhausen ch-GER – Round 9 – Montoya Eisinger, Maximiliano – 1/2-1/2 – Gilg, Karl – G64 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Nb3 Nc6 9. Be3 Be6 10. f4 Na5
1941 Mar del Plata – Round 1 – Sulik, Franciszek – 1-0 – Bolbochan, J. – G16 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Nb3 Be6 10. f4 Na5
1941 New York State CA – Round 6 – Kashdan, Isaac – 1/2-1/2 – Denker, Arnold S – G16 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Nb3 Be6 10. f4 Na5
1942 Mar del Plata – Round 4 – Stahlberg, Gideon – 1-0 – Iliesco, Juan – G36 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Nb3 Be6 10. f4 Na5
1944 Mar del Plata – Round 15 – Flores Alvarez, Rodrigo – 1-0 – Luckis, Marcos – G118 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Nb3 Be6 10. f4 Na5
1944 New York ch-USA – Round 1 – Altman, B. – 1/2-1/2 – Denker, Arnold S – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Nb3 Be6 10. f4 Na5
1946 Londen II – Round 10 – Devos, Paul – 1-0 – Newman, RH. – G26 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Nb3 Be6 9. f4 O-O 10. O-O Na5
1946 Mar del Plata – Round 17 – Corte, Cesar J – 1-0 – Hounie Fleurquin, Carlos – G149 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. O-O Nc6 9. Nb3 Be6 10. f4 Na5
1947 GBR Ch 34. Premier – Round 10 – Aitken, James – 1-0 – Bruce, Ronald MacKay – G29 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Nb3 O-O 9. O-O Be6 10. f4 Na5
1949 Mar del Plata – Round 6 – Rossetto, Hector – 1-0 – Iliesco, Juan – G62 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Nb3 Be6 10. f4 Na5
1949 Southsea – Round 10 – Rossolimo, Nicolas – 1-0 – Andy Zane Wright – G31 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. O-O Bg7 8. Be3 O-O 9. Nb3 Be6 10. f4 Na5
1950 Hungary – Round 1 – Szabo, Ladislav – 1-0 – Gereben, Erno – G59 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. O-O O-O 9. Nb3 Be6 10. f4 Na5
1951 URS Ch sf – Round 14 – Kotlerman, S. – 1-0 – Goldberg, Grigory A – G21 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Nb3 O-O 9. O-O Be6 10. f4 Na5
1961 DDR-ch2 – Round ? – Enigk, Guenter – 1/2-1/2 – Pietzsch, Wolfgang – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 O-O 8. Nb3 Nc6 9. f4 Be6 10. O-O Na5
1961 ROM Ch – Round 14 – Drimer, Dolfi – 1-0 – Puscasiu, Octavian – G91 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. f4 Nc6 9. Nb3 Be6 10. O-O Na5
1965 Northern Open – Round 9 – Stephenson, Frederick Norman – 1-0 – Wood, Baruch – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Nb3 Be6 10. f4 Na5
1966 BRA-ch33 – Round 4 – Theophilo Alberto – 1/2-1/2 – Mangini, Jose Henrique de Mello – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. Nb3 O-O 9. O-O Be6 10. f4 Na5
1967 ISR Ch – Round 2 – Domnitz, Zadok – 1-0 – Neumann Avraham – G11 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. O-O O-O 9. Nb3 Be6 10. f4 Na5

Fin du contenu

Aucune page supplémentaire à charger

Articles plus anciens →