Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● f5 (2v0)
Cases faibles	—	—
Centre	● e5 (1v0)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Bf1	● Bf1 Non développé (mob. 0)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	5 (● b1, ● c1, ● f1, ● a1, ● h1)	6 (● b8, ● g8, ● 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-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	mobile
Ruptures	● e2-e3	● …c7-c5, ● …d4-d3

A09c — Reti: Advance, Anglo-Polish, 3…g6

1.Nf3 d5 2.c4 d4 3.b4 g6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bb2 (Développer c1 — 48 % des parties) ; g3 (Préparer le fianchetto — 25 % des parties) ; d3 (Libérer Bf1, préparer Bd3 — 17 % des parties) ; e3 (Libérer Bf1, préparer Bd3 — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bg7 (Fianchetto, fou sur la grande diagonale — 90 % des parties) ; ...e5 (Occuper le centre — 4 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1929 New York sim – Round ? – Alekhine, Alexander – 1-0 – Castro Phillips, Fabricio – G10 1. Nf3 d5 2. c4 d4 3. b4 g6 4. e3 Bg7 5. exd4 Nc6 6. Be2 Nxd4 7. Nxd4 Bxd4 8. Nc3 Nf6 9. O-O O-O 10. Bf3 e5
1968 Moscow UM – Round ? – Razuvaev, Yuri S – 0-1 – Szilagyi, Gyorgy Laszlo – G16 1. Nf3 d5 2. c4 d4 3. b4 g6 4. Bb2 Bg7 5. g3 c5 6. a3 a5 7. bxc5 Nc6 8. Bg2 Nf6 9. O-O O-O 10. d3 Nd7
1975 URS Team Ch – Round ? – Godes, Dmitry R – 1-0 – Mosionzhik, Ilya – G532 1. Nf3 d5 2. c4 d4 3. b4 g6 4. d3 Bg7 5. g3 Nc6 6. b5 Ne5 7. Nbd2 h5 8. Bg2 Nxf3+ 9. Nxf3 Nh6 10. Rb1 Nf5
41. Olympiad Open 2014 – Round 10.86 – Iturrizaga Bonelli, Eduardo – 1-0 – Dukaczewski, Piotr – G741 1. Nf3 d5 2. c4 d4 3. b4 g6 4. d3 Bg7 5. g3 a5 6. b5 b6 7. Bg2 Bb7 8. O-O Nd7 9. Bb2 e5 10. e3 Nc5
Linares 1985 – Round ? – Korchnoi, Viktor – 1-0 – Timman, Jan H – G40 1. Nf3 d5 2. c4 d4 3. b4 g6 4. g3 Bg7 5. d3 b6 6. Bg2 Bb7 7. O-O e5 8. Nbd2 Ne7 9. Nb3 O-O 10. a4 Nd7
World Blitz 2015 – Round 20.30 – Al-Sayed, Mohammed – 1/2-1/2 – Eljanov, Pavel – G1245 1. Nf3 d5 2. c4 d4 3. b4 g6 4. g3 Bg7 5. Bg2 Nf6 6. O-O O-O 7. d3 Re8 8. Nbd2 e5 9. Bb2 c6 10. c5 Nd5
World Blitz 2016 – Round 6.45 – Mareco, Sandro – 1-0 – Henriquez Villagra, Cristobal – G250 1. Nf3 d5 2. c4 d4 3. b4 g6 4. Bb2 Bg7 5. g3 e5 6. d3 Ne7 7. Bg2 O-O 8. O-O a5 9. b5 c5 10. bxc6 Nexc6
World Cup 1991 – Round 14 – Gulko, Boris – 0-1 – Nikolic, Predrag – G104 1. Nf3 d5 2. c4 d4 3. b4 g6 4. Bb2 Bg7 5. d3 e5 6. Nbd2 a5 7. a3 Ne7 8. g3 b6 9. Bg2 Bb7 10. O-O O-O

A09c — Advance, Anglo-Polish (1929)

1.Nf3 d5 2.c4 d4 3.b4 g6

Les coups candidats

4.Bb2 — 48.1% (219 parties)

Ambassadeurs : Iturrizaga Bonelli, Eduardo (3x), Bousios, Hristos (2x), Turov, Maxim (2x), Kleimenov, Yury Afanasievich (2x), Veron, Cyprien (2x), Razuvaev, Yuri S (1x), Szilagyi, Gyorgy Laszlo (1x), Doda, Zbigniew (1x)

4.g3 — 25.1% (114 parties)

Ambassadeurs : Juergens, Klaus (3x), Sazon, Adam (3x), Bruederle, Konrad (2x), Kievelitz, Bernd (2x), Christiansen, Johan-Sebastian (2x), Harutyunyan, Tigran K. (2x), Kuzubov, Yuriy (2x), Kanep, Meelis (2x)

4.d3 — 16.9% (77 parties)

Ambassadeurs : Bauert, Ralph (2x), Masserey, Yvan (2x), Burmakin, Vladimir (2x), Campora, Daniel H. (2x), Yarmak, Saul (1x), Burdick, Daniel J (1x), Vilela De Acuna, Jose Luis (1x), Estevez De La Pena, Guillermo Santiago (1x)

4.e3 — 8.4% (38 parties)

Ambassadeurs : Balashov, Yuri (3x), Cross, Robert Gary (1x), Gross, Ronald Joseph (1x), Karner, Herbert (1x), Karner, Hillar (1x), Urban, Adam (1x), Hromada, Dominik (1x), Sliwa, Bogdan (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4.Bb2	4.g3	4.d3	4.e3
<1800	34	44%	35%	18%	3%
1800-2200	135	64%	16%	11%	7%
2200-2600	233	39%	30%	21%	8%
2600+	9	11%	56%	33%	—

Évolution par décennie (% des parties)

Décennie	N parties	4.Bb2	4.g3	4.d3	4.e3
1950s	3	33%	—	33%	33%
1960s	2	100%	—	—	—
1970s	10	50%	—	10%	40%
1980s	17	35%	35%	12%	18%
1990s	85	53%	20%	16%	11%
2000s	95	63%	13%	19%	5%
2010s	194	42%	31%	17%	7%
2020s	49	37%	37%	16%	6%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4.Bb2	42%	37%	▼ -5.5%
4.g3	31%	37%	▲ +5.3%
4.d3	17%	16%	▼ -0.7%
4.e3	7%	6%	▼ -0.6%

Parties historiques

4.Bb2 — 48.1% (219 parties)

1958 — Abdou, William vs Crofut, Francis — 1-0 — San Jose, CA USA
1964 — Doda, Zbigniew vs Schweber, Samuel — 1-0 — Jerusalem ISR
1968 — Razuvaev, Yuri S vs Szilagyi, Gyorgy Laszlo — 0-1 — Moscow RUS
1972 — Balshan, Amikam vs Cappello, Guido — 1-0 — Skopje ol (Men) fin-B
1973 — Smejkal, Jan vs Spassky, Boris Vasily — 1/2-1/2 — Amsterdam NED

4.g3 — 25.1% (114 parties)

1982 — Vaganian, Rafael A vs Gurgenidze, Bukhuti — 1-0 — Telavi
1982 — Ivanov, Igor V. vs Aturupane, Harsha — 1-0 — Luzern olm ;BIG
1985 — Korchnoi, Viktor vs Timman, Jan H — 1-0 — Linares
1986 — Ribli, Zoltan vs Hort, Vlastimil — 1/2-1/2 — Dortmund GER
1986 — Baier, Guenter vs Bruederle, Konrad — 0-1 — corr BdF

4.d3 — 16.9% (77 parties)

1954 — Yarmak, Saul vs Burdick, Daniel J — 1-0 — Long Beach, CA USA
1975 — Godes, Dmitry R vs Mosionzhik, Ilya — 1-0 — Riazan
1986 — Korchnoi, Viktor vs Hort, Vlastimil — 1-0 — Biel SUI
1989 — Vilela De Acuna, Jose Luis vs Estevez De La Pena, Guillermo Santiago — 1-0 — San Spiritus
1990 — Emeljanov, Artur vs Doroshkievich, Vladimir K — 1/2-1/2 — Podolsk tt

4.e3 — 8.4% (38 parties)

1955 — Cross, Robert Gary vs Gross, Ronald Joseph — 1-0 — Los Angeles, CA USA
1973 — Karner, Herbert vs Balashov, Yuri — 0-1 — Tallinn EST
1973 — Karner, Hillar vs Balashov, Yuri — 0-1 — It Tallinn EST
1976 — Palatnik, Semon vs Butnorius, Algimantas — 1/2-1/2 — Rostov on Don
1977 — Mathieu, Louis vs Lelievre, Alain — 0-1 — ?