Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	—
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (2v0)	● b4 (2v0), ● d4 (3v0)
Cases faibles	—	—
Centre	● d5 (2v0), ● e4 (1v0)	● d4 (3v0), ● e5 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 7)
Bc5		● Bc5 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	5 (● g1, ● c1, ● f1, ● a1, ● h1)	4 (● g8, ● c8, ● 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	fermé
Ruptures	● d2-d4, ● f2-f4	● …d7-d5, ● …f7-f5

C25i — Vienna: Paulsen, 3…Bc5

1.e4 e5 2.Nc3 Nc6 3.g3 Bc5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bg2 (Fianchetto, fou sur la grande diagonale — 95 % des parties) ; Na4 (2 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...d6 (Libérer Bc8 — 42 % des parties) ; ...a6 (Préparer expansion aile dame — 21 % des parties) ; ...Nf6 (Développer g8 — 12 % des parties) ; ...Nge7 (Développer g8 — 12 % des parties) ; ...h5 (11 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1904 Cambridge Springs – Round 1 – Mieses, Jacques – 1-0 – D Marco, Gianni – G2 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. Na4 Bb6 6. Ne2 f5 7. Nxb6 axb6 8. d3 Qf6 9. f4 fxe4 10. dxe4 Bg4
1913 Scheveningen – Round ? – Loman, Rudolf – 1/2-1/2 – Geus, Klaas – G49 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nge7 5. Nge2 d6 6. Na4 Bb6 7. Nxb6 axb6 8. O-O d5 9. exd5 Nxd5 10. d4 exd4
1918 Kosice – Round 7 – Mieses, Jacques – 0-1 – Vidmar, Milan Sr – G8 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. d3 Nf6 6. Nd5 Bg4 7. f3 Be6 8. Bg5 Bxd5 9. exd5 Ne7 10. f4 Nd7
1923 GBR Ch 16th – Round 7 – Blake, Joseph – 0-1 – Thomas, George Alan – G15 1. e4 e5 2. Nc3 Bc5 3. g3 Nc6 4. Bg2 d6 5. d3 Nge7 6. Nge2 O-O 7. Na4 Be6 8. Nxc5 dxc5 9. O-O c4 10. Be3 cxd3
1949 Oldenburg – Round 1 – Wade, Robert G – 0-1 – Bogoljubow, Efim – G5 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. d3 Nf6 5. Bg2 d6 6. Be3 Be6 7. Qd2 Bb4 8. a3 Ba5 9. b4 Bb6 10. Nge2 d5
1953 Opatija – Round 12 – Wade, Robert G – 1/2-1/2 – Fuderer, Andrija – G82 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 f5 5. exf5 Nf6 6. g4 h5 7. h3 Nd4 8. d3 c6 9. Na4 Be7 10. c3 Nxf5
1962 Varna olm – Round 4 – Boey, Josef – 1-0 – Alemany Puig, Lluis – G193 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. d3 Be6 6. Na4 Nge7 7. Nf3 f6 8. Nxc5 dxc5 9. Be3 Qd6 10. Nd2 b6
1964 BRA Ch – Round 11 – Gadia, Olicio – 1-0 – Dos Santos Teofilo, Alberto – G40 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. d3 Nf6 6. Nge2 Bg4 7. f3 Be6 8. Na4 Bb4+ 9. c3 Ba5 10. b4 Bb6
1964 Ch - CC – Round ? – Blackstone, John – 1-0 – Wise, Wally – G7 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. h3 Nf6 6. Nge2 Be6 7. Nd5 Nd4 8. Nxd4 Bxd4 9. c3 Bb6 10. O-O c6
1965 DDR Ch 15th – Round 10 – Boehnisch, Manfred – 0-1 – Malich, Burkhard, Dr. – G47 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nge7 5. Nge2 a6 6. O-O d6 7. d3 O-O 8. Be3 Nd4 9. Bxd4 exd4 10. Nb1 d5
1965 Hamburg etc – Round 1 – Stanciu, Teodora-Elena – 1/2-1/2 – Ree, Hans – G13 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. Na4 Nf6 6. Ne2 Be6 7. d3 Qd7 8. Nxc5 dxc5 9. Be3 b6 10. f4 Bh3
1967 Halle zt – Round 4 – Ciocaltea, Victor – 0-1 – Camilleri, Henry – G19 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 a6 5. d3 d6 6. Be3 Bxe3 7. fxe3 Nh6 8. Qd2 O-O 9. O-O-O b5 10. h3 b4
1968 Havirov – Round 8 – Blatny, Frantisek – 1-0 – Baumgartner, Heinz – G28 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. Na4 Nf6 6. Nxc5 dxc5 7. d3 c4 8. dxc4 Qxd1+ 9. Kxd1 Be6 10. b3 O-O-O+
FIDE World Blitz Championship 2014 – Round 19.2 – Mamedov, Rauf – 0-1 – Carlsen, Magnus – G183 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. Nge2 Be6 6. d3 Qd7 7. Nd5 Nge7 8. c3 a6 9. O-O Ba7 10. d4 O-O
FIDE World Cup 2015 – Round 2.1 – Areshchenko, Alexander – 1/2-1/2 – Aronian, Levon – G220 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. Na4 Bd4 6. Ne2 h5 7. h3 Qf6 8. Nxd4 exd4 9. b3 Nge7 10. Nb2 Ng6
FIDE World Rapid 2014 – Round 12.3 – Yu, Yangyi – 1/2-1/2 – Aronian, Levon – G272 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. Na4 Bd4 6. Ne2 h5 7. h3 Nge7 8. c3 Bxf2+ 9. Kxf2 b5 10. d4 bxa4
Saint Louis Blitz 2019 – Round 12.4 – Mamedyarov, Shakhriyar – 0-1 – Carlsen, Magnus – G59 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. Nge2 a6 6. Nd5 Nge7 7. c3 Nxd5 8. exd5 Ne7 9. d4 Ba7 10. O-O O-O
Saint Louis Rapid and Blitz 2025 – Round 12 – Grigoriy Oparin – 1-0 – Dominguez Perez Leinier – G59 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 a5 5. d3 d6 6. Nge2 Nge7 7. O-O O-O 8. h3 Be6 9. Nd5 Qd7 10. Kh2 f5
SportAccord Blitz 2014 – Round 9.3 – Radjabov, Teimour – 0-1 – Aronian, Levon – G67 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. d3 Nge7 6. Nge2 O-O 7. Be3 Nd4 8. h3 Nxe2 9. Qxe2 Bxe3 10. Qxe3 f5
World Blitz 2017 – Round 5.32 – Mamedov, Rauf – 1/2-1/2 – Fressinet, Laurent – G257 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. d3 Nge7 6. Na4 a6 7. Nxc5 dxc5 8. f4 f5 9. exf5 Bxf5 10. Nf3 e4
World Blitz 2018 – Round 17.27 – Mamedov, Rauf – 1/2-1/2 – Hovhannisyan, Razmik – G1002 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. d3 f5 6. Na4 Nf6 7. Nxc5 dxc5 8. exf5 Bxf5 9. Be3 Qd7 10. Bxc5 O-O-O
World Rapid 2021 – Round 5.29 – Bellahcene, Bilel – 0-1 – Hovhannisyan, Razmik – G280 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. Nge2 f5 6. Na4 Nf6 7. exf5 Bxf5 8. O-O Qd7 9. d3 O-O-O 10. a3 Bh3

C25i — Paulsen (1904)

1.e4 e5 2.Nc3 Nc6 3.g3 Bc5

Les coups candidats

4.Bg2 — 96.6% (1269 parties)

Ambassadeurs : Rahls, Peter (15x), Marinkovic, Ivan (9x), Lukacs, Peter (7x), Yang, Jingyun (ryan) (7x), Finkel, Alexander (6x), Arjit Shaw (5x), Burovic, Ismet (5x), Krivec, Jana (5x)

4.d3 — 1.4% (19 parties)

Ambassadeurs : Balashov, Yuri (2x), Vorotnikov, Vladislav V (1x), Lebredo Zaragoitia, Gerardo (1x), Velez Betancourt, Nestor Tomas (1x), Brito Garcia, Alfredo (1x), Cubas Carballo, Juan Francisco (1x), Balster, Stefan (1x), Dohr, Alexander (1x)

4.Nf3 — 1.1% (14 parties)

Ambassadeurs : Houska, Jovanka (3x), Gruner, Artem (1x), Mucha, Adam (1x), Tabibzada, Arash (1x), Dennhardt, York (1x), Diehl, Klaus (1x), Pribic, Vladimir (1x), Werner, Claus (1x)

4.Na4 — 0.4% (5 parties)

Ambassadeurs : Ackermann, Hans Werner (2x), Werner-Zieher, Hartm (1x), Zieher, Hartmut (1x), Lardot, Derik (1x), Hautala, Roman (1x), Thielemann, Joachim (1x), Hesselbarth, Karlheinz, Dr. (1x), Doknjas, Neil (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4.Bg2	4.d3	4.Nf3	4.Na4
<1800	90	96%	—	1%	—
1800-2200	541	97%	1%	1%	1%
2200-2600	495	97%	2%	1%	0%
2600+	22	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	4.Bg2	4.d3	4.Nf3	4.Na4
1950s	2	100%	—	—	—
1960s	11	100%	—	—	—
1970s	33	100%	—	—	—
1980s	55	95%	—	2%	4%
1990s	241	96%	3%	1%	0%
2000s	335	96%	2%	2%	0%
2010s	437	98%	1%	1%	—
2020s	199	97%	1%	1%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4.Bg2	98%	97%	▼ -0.7%
4.d3	1%	1%	-0.4%
4.Nf3	1%	1%	+0.3%
4.Na4	0%	1%	▲ +0.5%

Joueurs célèbres

Champions du monde dans cette position

Hou, Yifan — 4 parties
Carlsen, Magnus — 3 parties
Anand, Viswanathan — 1 partie

Parties historiques

4.Bg2 — 96.6% (1269 parties)

1953 — Wade, Robert G vs Fuderer, Andrija — 1/2-1/2 — Opatija
1957 — Asenova, Venka vs Burkauskas, Teodoras — 0-1 — Krakow POL
1962 — Boey, Josef vs Puig, Adria — 1-0 — Varna BUL
1964 — Benko, Pal vs Bisguier, Arthur B — 1-0 — New York zt plof
1964 — Blackstone, John vs Wise, Wally — 1-0 — San Jose, CA USA

4.d3 — 1.4% (19 parties)

1991 — Balster, Stefan vs Balashov, Yuri — 0-1 — Dortmund open
1991 — Mansour, Sameer vs Biro, Sandor — 1-0 — Eger
1993 — Brito Garcia, Alfredo vs Cubas Carballo, Juan Francisco — 1-0 — ?
1995 — Lebredo Zaragoitia, Gerardo vs Velez Betancourt, Nestor Tomas — 1/2-1/2 — Sao Paulo BRA
1995 — Bogatyriova, Lidia vs Vasquez Ramirez, Rocio — 1-0 — St Lorenzo

4.Nf3 — 1.1% (14 parties)

1982 — Gruner, Artem vs Mucha, Adam — 1/2-1/2 — corr ch-CSSR
1995 — Diehl, Klaus vs Pribic, Vladimir — 1/2-1/2 — Darmstadt
1997 — Tabibzada, Arash vs Dennhardt, York — 1/2-1/2 — Neumuenster
2001 — Houska, Jovanka vs Njotea, Chris N — 1-0 — London ENG
2002 — Houska, Jovanka vs Kirsanov, Oleg — 1-0 — Birmingham ENG

4.Na4 — 0.4% (5 parties)

1982 — Ackermann, Hans Werner vs Werner-Zieher, Hartm — 1/2-1/2 — Bundesliga
1982 — Ackermann, Hans Werner vs Zieher, Hartmut — 1/2-1/2 — Duitsland tt
1998 — Lardot, Derik vs Hautala, Roman — 1-0 — Vaasa
2008 — Thielemann, Joachim vs Hesselbarth, Karlheinz, Dr. — 1-0 — Erfurt GER
2023 — Doknjas, Neil vs Chandra, Anand Rishi — 1/2-1/2 — Calgary CAN

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