A99l — Dutch: Ilyin-Zhenevsky, 8.b3 a5 9.Bb2 Na6

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 7.Nc3 Qe8 8.b3 a5 9.Bb2 Na6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte d4, case forte b5, paire de fous.
Faiblesses adverses : Be7 enfermé, Bc8 enfermé.
Problèmes : Bb2 enfermé, Bg2 enfermé.
Plans :
● h3 — Empêcher ...Bg4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : case forte b4, case forte e4, case forte g4, avant-postes b4(C), g4(C), paire de fous.
Faiblesses adverses : Bb2 enfermé, Bg2 enfermé.
Problèmes : Be7 enfermé, Bc8 enfermé.
Plans :
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4)
● ...Bg4 — Clouer Nf3
● ...c6 — Rupture
● ...c5 — Rupture
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

A99l — Ilyin-Zhenevsky

1.d4 f5 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O 6.O-O d6 7.Nc3 Qe8 8.b3 a5 9.Bb2 Na6

Eval: [+0.80]

Les coups candidats

10.Re1 — 39.8% (125 parties)

Ambassadeurs : Arnold, Robert G (6x), Moser, Emily (4x), Zhurina, Elizaveta (3x), Haase, Jelle (2x), Lechtynsky, Jiri (2x), Lysova, Olga (2x), Schoen, Wolfram (2x), Schmidt, Theo (2x)

10.e3 — 26.1% (82 parties)

Ambassadeurs : Arnold, Robert G (4x), Stamer, Wolfgang (3x), Lechtynsky, Jiri (3x), Mescheder, Wolfgang (2x), Leisebein (2x), Biagi, Eduardo (2x), Otman, Viktor (2x), Bolbochan, J. (1x)

10.a3 — 23.2% (73 parties)

Ambassadeurs : Lechtynsky, Jiri (3x), Savitskaya, Ekaterina P. (3x), Arnold, Robert G (3x), Simagin, Vladimir (2x), Lehmann, Christina (2x), Just, Gabriele, Dr. (2x), Nedobora, Mikhail (2x), Furman, Semyon (1x)

10.Ne1 — 3.8% (12 parties)

Ambassadeurs : Fuchs, Reinhart (1x), Franz, Joachim (1x), Flohr, Salo (1x), Sokolsky, Alexey (1x), Reicher, Emanoil-George (1x), Stanciu, Traian (1x), Webb, Simon (1x), Bellin, Robert (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10.Re1	10.e3	10.a3	10.Ne1
<1800	3	67%	—	—	—
1800-2200	82	43%	17%	26%	2%
2200-2600	130	40%	30%	22%	4%

Évolution par décennie (% des parties)

Décennie	N parties	10.Re1	10.e3	10.a3	10.Ne1
1940s	1	—	—	100%	—
1950s	11	9%	18%	45%	18%
1960s	11	27%	27%	36%	9%
1970s	20	35%	25%	35%	5%
1980s	32	41%	38%	12%	—
1990s	95	28%	33%	26%	4%
2000s	98	45%	24%	20%	2%
2010s	43	63%	12%	16%	5%
2020s	3	100%	—	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10.Re1	63%	100%	▲ +37.2%
10.e3	12%	0%	▼ -11.6%
10.a3	16%	0%	▼ -16.3%
10.Ne1	5%	0%	▼ -4.7%

Parties historiques

10.Re1 — 39.8% (125 parties)

1957 — Bruemmer, Ullrich vs Kneschke, Hansjuergen — 1-0 — Zittau
1967 — Sokolov, Sergey M. vs Smolensky, Yuri Andreievich — 1-0 — 08 ch USSR 6768
1967 — Trapl, Jindrich vs Kolbak, Jens — 0-1 — Harrachov
1968 — Khasin, Abram vs Sivertsev, Kirill — 1-0 — USSR Tch-2 6870
1972 — Walter, Guenter vs Brueggemann, Joachim — 1/2-1/2 — Goerlitz

10.e3 — 26.1% (82 parties)

1955 — Elstner, Rudolf vs Franz, Joachim — 1-0 — Zwickau
1958 — Bolbochan, J. vs Pelikan, Jorge — 1/2-1/2 — Buenos Aires ARG
1963 — Lohsse, Hans Peter vs Ellrich, Paul — 1/2-1/2 — Bad Pyrmont GER
1964 — Balmazi, Leon vs Smirnov, Valerij — 1-0 — URS
1965 — Gligorić, Svetozar vs Sofrevski, Jovan — 1-0 — Titograd

10.a3 — 23.2% (73 parties)

1946 — Furman, Semyon vs Simagin, Vladimir — 0-1 — Leningrad RUS
1950 — Kottnauer, Cenek vs Simagin, Vladimir — 1-0 — Schiavno Zdroj
1951 — Nedeljkovic, Srecko M vs Tot, Bora — 1-0 — Sarajevo BIH
1955 — Larsen, Bent Ravn vs Olafsson, Fridrik — 0-1 — Reykjavik ISL
1955 — Milic, Borislav vs Ivkov, Borislav — 1/2-1/2 — Novi Sad SRB

10.Ne1 — 3.8% (12 parties)

1951 — Flohr, Salo vs Sokolsky, Alexey — 1/2-1/2 — Lvov UKR
1957 — Fuchs, Reinhart vs Franz, Joachim — 1-0 — Soemmerda
1968 — Reicher, Emanoil-George vs Stanciu, Traian — 1/2-1/2 — Bucharest ROU
1971 — Webb, Simon vs Bellin, Robert — 0-1 — London ENG
1990 — Stangl, Markus vs Bohn, Thomas, Dr. — 1-0 — GER

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, f2→g3, h2→g3, b3→c4	● e6→f5, c7→d6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v0), ● b5 (2v1)	● b4 (2v0), ● e4 (2v1), ● g4 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v1)	● e4 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bb2	● Bb2 Enfermé (mob. 2)
Bg2	● Bg2 Enfermé (mob. 2)
Be7		● Be7 Enfermé (mob. 1)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	1 (a1)	2 (c8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e2-e3	● …c7-c6, ● …c7-c5, ● …d6-d5, ● …e6-e5, ● …f5-f4

Partie
1950 Schiavno Zdroj – Round 1 – Kottnauer, Cenek – 1-0 – Simagin, Vladimir – G2 1. c4 f5 2. d4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. b3 a5 8. Bb2 Qe8 9. Nc3 Na6 10. a3 c6
1951 URS Ch sf – Round 7 – Flohr, Salo – 1/2-1/2 – Sokolsky, Alexey – G18 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. b3 a5 9. Bb2 Na6 10. Ne1 e5
1951 YUG Ch 7th – Round 4 – Nedeljkovic, Srecko M – 1-0 – Tot, Bora – G34 1. Nf3 e6 2. d4 f5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 d6 7. Nc3 a5 8. b3 Qe8 9. Bb2 Na6 10. a3 Bd7
1952 Helsinki olm – Round 1 – Jost, Felix – 0-1 – Bhend, Edwin – G56 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. c4 d6 6. O-O O-O 7. b3 Qe8 8. Bb2 a5 9. Nc3 Na6 10. Qc2 Bd7
1955 Novi Sad – Round 7 – Milic, Borislav – 1/2-1/2 – Ivkov, Borislav – G66 1. Nf3 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. b3 d6 7. d4 a5 8. Nc3 Qe8 9. Bb2 Na6 10. a3 Bd7
1957 DDR Ch 08th – Round 8 – Fuchs, Reinhart – 1-0 – Franz, Joachim – G51 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 d6 7. b3 a5 8. Nc3 Qe8 9. Bb2 Na6 10. Ne1 c5
1958 Buenos Aires V – Round 11 – Bolbochan, J. – 1/2-1/2 – Pelikan, Jorge – G43 1. c4 f5 2. Nf3 Nf6 3. g3 d6 4. d4 e6 5. Bg2 Be7 6. O-O O-O 7. Nc3 Qe8 8. b3 a5 9. Bb2 Na6 10. e3 Rb8
1959 Kragujevac ch14-YUG – Round 12 – Sokolov, Vadim – 0-1 – Matulovic, Milan – G102 1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 d6 7. Nc3 Qe8 8. b3 a5 9. Bb2 Na6 10. a3 c6
1963 YMCA – Round 7 – Esposito, Alfredo – 1-0 – Sanguineti, Raúl Carlos – G12 1. c4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. O-O O-O 6. d4 d6 7. Nc3 Qe8 8. b3 a5 9. Bb2 Na6 10. a3 Rb8
1965 Titograd – Round 10 – Gligorić, Svetozar – 1-0 – Sofrevski, Jovan – G68 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. O-O O-O 6. c4 d6 7. Nc3 Qe8 8. b3 a5 9. Bb2 Na6 10. e3 c6
1967 Harrachov – Round 1 – Trapl, Jindrich – 0-1 – Kolbak, Jens – G118 1. Nf3 f5 2. g3 Nf6 3. Bg2 e6 4. O-O Be7 5. c4 O-O 6. d4 d6 7. Nc3 Qe8 8. b3 a5 9. Bb2 Na6 10. Re1 Qh5
1968 USSR Tch-2 6870 – Round ? – Khasin, Abram – 1-0 – Sivertsev, Kirill – G4 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. b3 a5 9. Bb2 Na6 10. Re1 Qg6