Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● f7→e6
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (3v0), ● g5 (2v0)	● e5 (2v0)
Cases faibles	● g4	—
Centre	—	● e5 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 7)
Bc8		● Bc8 Non développé (mob. 1)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (● c1, ● f1, ● a1)	4 (● c8, ● f8, ● a8, ● h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre	● Au centre
Droits de roque	O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	mobile
Ruptures	● e4-e5	● …d6-d5

B81n — Sicilian: Scheveningen, Keres, 6…h6 7.h4 Nc6 8.Rg1 h5

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4 h6 7.h4 Nc6 8.Rg1 h5 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. gxh5 (Capture en h5 — 88 % des parties) ; g5 (Attaque à l'aile roi — 12 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Ng4 (Capture en g4 — 12 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1974 Manila – Round 12 – Cardoso, Radolfo Tan – 1-0 – Andersson, Ulf – G75 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
1974 Manila – Round 6 – Vasiukov, Evgeni – 1-0 – Larsen, Bent – G97 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Qc7
Belgrade 1989 – Round 1 – Short, Nigel D – 1-0 – Ljubojevic, Ljubomir – G13 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Be3 Nf6
Biel Interzonal 1985 – Round 14 – Ljubojevic, Ljubomir – 1/2-1/2 – Sax, Gyula – G41 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
ch-Wereld Teams 1989 – Round 1 – Ye Lin, Jennifer – 1/2-1/2 – Sax, Gyula – G51 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
Interpolis 1982 – Round 1 – Nunn, John D M – 1/2-1/2 – Andersson, Ulf 1949 – G29 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. g5 Ng4 10. Be2 Qb6
Interpolis 1989 – Round 3 – Kasparov, Garry – 1-0 – Sax, Gyula – G13 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
Johannesburg 1981 – Round 4 – Nunn, John D M – 1/2-1/2 – Andersson, Ulf 1949 – G21 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Qb6
Linares 1991 – Round 11 – Timman, Jan H – 1/2-1/2 – Ljubojevic, Ljubomir – G23 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
Manila Interzonal 1990 – Round 1 – Popovic, Petar – 0-1 – Ljubojevic, Ljubomir – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
Moscow 1981 – Round 1 – Beliavsky, Alexander G – 1-0 – Andersson, Ulf 1949 – G24 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. g5 Ng4 10. Be2 Qb6
Novi Sad olm 1990 – Round 1 – Yudasin, Leonid – 1-0 – Gruenberg, Hans-Ulrich – G6 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
Thessaloniki olm 1984 – Round 3 – Ljubojevic, Ljubomir – 1/2-1/2 – Suba, Mihai – G22 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
Thessaloniki olm 1988 – Round 9 – Chandler, Murray G – 1/2-1/2 – Hellers, Ferdinand – G82 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. Rg1 Nc6 8. h4 h5 9. gxh5 Nxh5 10. Bg5 Nf6
Turin ol (Men) 37th 2006 – Round 3 – Atakisi, Umut – 0-1 – Van Wely, Loek – G45 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
World Championship 31th-KK1 1984 – Round 1 – Karpov, Anatoly – 1/2-1/2 – Kasparov, Garry – G1 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
World Cup 1989 – Round 1 – Ljubojevic, Ljubomir – 1/2-1/2 – Sokolov, Andrei – G46 1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
World Cup 1989 – Round 1 – Nunn, John D M – 1/2-1/2 – Ehlvest, Jaan – G49 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
World Cup 1989 – Round 1 – Nunn, John D M – 1/2-1/2 – Sax, Gyula – G52 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
World Cup 1989 – Round 1 – Short, Nigel D – 1/2-1/2 – Sax, Gyula – G40 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6
World Rapid 2016 – Round 7.39 – Lu, Shanglei – 1-0 – Salinas Herrera, Pablo – G276 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Nc6 8. Rg1 h5 9. gxh5 Nxh5 10. Bg5 Nf6

B81n — Scheveningen, Keres (1974)

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4 h6 7.h4 Nc6 8.Rg1 h5

Les coups candidats

9.gxh5 — 87.7% (1145 parties)

Ambassadeurs : Sax, Gyula (15x), Sokolov, Andrei (14x), Adorjan, Andras (13x), Ljubojevic, Ljubomir (12x), Kindermann, Stefan (8x), Jansa, Vlastimil (8x), Nunn, John D M (7x), Gallagher, Joseph G. (7x)

9.g5 — 12.1% (158 parties)

Ambassadeurs : Matulovic, Milan (9x), Formanek, Edward (5x), Adorjan, Andras (4x), Ciocaltea, Victor (4x), Andersson, Ulf (3x), Chandler, Murray G (3x), Nunn, John D M (2x), Ernst, Thomas (2x)

9.Bg5 — 0.1% (1 parties)

Ambassadeurs : Mork, Kjell Arne (1x), Agdestein, Espen (1x)

9.f3 — 0.1% (1 parties)

Ambassadeurs : Green, Des John (1x), Lewis, Matt (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.gxh5	9.g5	9.Bg5	9.f3
<1800	47	87%	9%	—	2%
1800-2200	364	89%	11%	—	—
2200-2600	661	88%	11%	0%	—
2600+	24	88%	12%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9.gxh5	9.g5	9.Bg5	9.f3
1970s	10	80%	20%	—	—
1980s	296	76%	23%	0%	—
1990s	307	93%	7%	—	—
2000s	314	91%	9%	—	0%
2010s	331	91%	9%	—	—
2020s	48	85%	15%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.gxh5	91%	85%	▼ -5.5%
9.g5	9%	15%	▲ +5.8%
9.Bg5	0%	0%	+0.0%
9.f3	0%	0%	+0.0%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 4 parties
Kasparov, Garry — 2 parties
Karpov, Anatoly — 1 partie

Parties historiques

9.gxh5 — 87.7% (1145 parties)

1974 — Cardoso, Radolfo Tan vs Andersson, Ulf — 0-1 — Manila PHI
1974 — Vasiukov, Evgeni vs Larsen, Bent Ravn — 1-0 — Manila PHI
1975 — Kozlov, Vladimir N vs Goldin, Vladimir M. — 1/2-1/2 — ?
1975 — Balashov, Yuri vs Andersson, Ulf — 1/2-1/2 — Cienfuegos City CUB
1975 — Jansa, Vlastimil vs Andersson, Ulf — 1/2-1/2 — Cienfuegos City CUB

9.g5 — 12.1% (158 parties)

1975 — ? vs Andersson, Ulf — 1/2-1/2 — Rovinj-Zagreb
1975 — Matulovic, Milan vs Sax, Gyula — 1/2-1/2 — Rovinj-Zagreb
1981 — Kopylov, Igor A vs Baar, Reinhard, Dr. — 1-0 — Mirotvorsky Memorial II?
1981 — Makarichev, Sergey vs Aidarov, Nurzas — 1-0 — Moscow RUS
1981 — Matulovic, Milan vs Ciocaltea, Victor — 1-0 — ?

9.Bg5 — 0.1% (1 parties)

1986 — Mork, Kjell Arne vs Agdestein, Espen — 0-1 — NOR-ch Steinkjer

9.f3 — 0.1% (1 parties)

2009 — Green, Des John vs Lewis, Matt — 0-1 — IECC