Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	● c3, ● c5	—
Pions isolés	● a3, ● c3, ● c5	—
Arriérés	—	—
Chaînes	● e2→f3, g2→f3	● f7→e6
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b4 (2v1), ● d4 (2v0)	● d5 (2v1)
Cases faibles	—	—
Centre	● d4 (2v0), ● e4 (1v0)	● d5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● d	● d
Semi-ouvertes	● b	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 6)
Bf1	● Bf1 Non développé (mob. 0)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	Non
Non développées	5 (● g1, ● c1, ● f1, ● a1, ● h1)	4 (● b8, ● 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	mobile
Ruptures	● c5-c6	—

E25d — Saemisch, Keres Variation

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 Nxd5 8.dxc5 ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. e4 (Centre d4+e4, libère Bf1) ; c6 (Renforcer le centre) ; c4 (Frapper le centre adverse) ; e3 (Solidifier le centre, libérer le fou) ; f4 (Poussée).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...O-O (Mettre le roi en sécurité, connecter les tours) ; ...Nbd7 (Développer Nb8) ; ...Bd7 (PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)) ; ...e5 (Occuper le centre) ; ...f6 (Poussée).

Avantages

Faiblesses

Diagonale active

Plans

Partie
11. Norway Chess 2023 – Round 2.4 – Giri, Anish – 1/2-1/2 – Caruana, Fabiano – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
1941 Leningrad/Moscow – Round 1 – Bondarevsky, Igor – 1/2-1/2 – Smyslov, Vasily – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
1950 Amsterdam – Round 17 – Donner, Jan-Hein – 0-1 – Hein-Pirc, Vasja – G161 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Bd7 9. e4 Nf6 10. Rb1 O-O
1950 Mar del Plata – Round 10 – Gligorić, Svetozar – 1-0 – Alvarez Martin, Pedro – G83 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 Qxc3+
1950 Venice – Round 15 – Castillo Bermudez, Manuel – 1/2-1/2 – Donner, Jan-Hein – G119 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1956 Budapest Szikra – Round 1 – Benko, Pal – 1-0 – Dely, Peter – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qf6 9. Qd4 Qg6 10. e4 Nc6
1957 Leningrad – Round 1 – Korchnoi, Viktor – 1-0 – Bykov, Valery – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Qxc3+ 10. Bd2 Qe5
1959 Montreal (CAN Ch) - Round 6 - Patty, Jack - 0-1 - Anderson, Frank Ross - G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
1960 Baltic Nations – Round 5 – Kondratiev, Pavel E – 0-1 – Unzicker, Wolfgang – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1960 Leipzig olm fin-A – Round 8 – Wade, Robert G – 1/2-1/2 – Kramer, Hanspeter – G142 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1961 Bled – Round 7 – Germek, Milan – 1-0 – Donner, Jan-Hein – G68 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1962 Gera (DDR-12ch) - Round 10 - Moehring, Guenther - 1-0 - Neukirch, Detlef - G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1962 Whitby ch-BCF – Round 5 – Bowen Solines, Alec – 1-0 – Wade, Robert G – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1963 Budapest ch-HUN – Round 1 – Dely, Peter – 1/2-1/2 – Somogyi, Istvan – G69 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1964 Las Palmas (ESP Ch 29th) - Round 2 - Ingelmo Iglesias, Agustin - 0-1 - Medina-Garcia, Antonio - G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Nh3 O-O
1964 Reykjavik – Round 12 – Asmundsson, Ingvar – 0-1 – Palmason, Gudmundur – G68 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Ne2 O-O
1964 Zagreb – Round 5 – Szabo, Laszlo – 1/2-1/2 – Fuderer, Andrija – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
1965 Budapest (HUN-ch21) - Round 1 - Barczay, Laszlo - 1-0 - Bokor, Istvan - G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qh4+ 9. g3 Qe7 10. e4 Nc7
1965 URSS (USSR) - Round 1 - Peterson, Andrejs - 1-0 - Ridzvanavicius, Jonas - G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1967 Monte Carlo – Round 3 – Forintos, Gyozo V – 0-1 – Smyslov, Vladimir – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Ne2 O-O
1967 Vrnjacka Banja zt – Round 7 – Gheorghiu, Florin – 1/2-1/2 – Zuidema, Coen – G46 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1967 Winnipeg – Round 8 – Gheorghiu, Florin – 1/2-1/2 – Yanofsky, Daniel Abraham – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 Nc6
1968 BCF Ch Bristol ENG – Round 10 – Hollis, Adrian – 1-0 – Lambshire, Mike V – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nxc3 10. Qd2 Nc6
1969 Vrsac – Round 13 – Deze, Anton – 1/2-1/2 – Matanovic, Aleksandar – G78 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nc7 10. Be3 Nc6
2000 New Delhi/Tehran (FIDE WCh KO) - Round 1.2 - Utnasunov, Alexander - 1/2-1/2 - Chernin, Alexander - G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
2024 SuperUnited Rapid & Blitz Croatia – Round 4 – Caruana Fabiano – 1-0 – Aronian Levon – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nc7 10. Kf2 O-O
22. ECU Club Cup 2006 – Round 6 – Ivanchuk, Vasyl – 1-0 – Prusikin, Michael – G144 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
41. Olympiad Open 2014 – Round 3.36 – Warner, Delisle – 0-1 – Zhang, Zhong – G223 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 f5
41. Olympiad Open 2014 – Round 4.12 – Sasikiran, Krishnan – 1/2-1/2 – Bruzon Batista, Lazaro – G247 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
41. Olympiad Open 2014 – Round 9.4 – Mamedyarov, Shakhriyar – 1/2-1/2 – Lupulescu, Constantin – G655 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
73. Tata Steel GMA 2011 – Round 3 – Kramnik, Vladimir – 1/2-1/2 – Wang, Hao(ZJWZ) – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
73. Tata Steel GMA 2011 – Round 4 – Anand, Viswanathan – 1-0 – Wang, Hao(ZJWZ) – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
Amber Blindfold 2000 – Round 7 – Ivanchuk, Vasyl – 1-0 – Van Wely, Loek – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
Candidates Final 1990 – Round 3 – Timman, Jan H – 1/2-1/2 – Karpov, Anatoly – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
Candidats final 1990 – Round 3 – Timman, Jan H – 1/2-1/2 – Karpov, Anatoly – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
FIDE World Ch 1990 – Round 3 – Timman, Jan H – 1/2-1/2 – Karpov, Anatoly – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
Grand Slam Final Masters 2010 – Round 6 – Shirov, Alexei – 1/2-1/2 – Kramnik, Vladimir – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
Interpolis 1991 – Round 3 – Timman, Jan H – 1/2-1/2 – Karpov, Anatoly – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
Linares 1991 – Round 7 – Timman, Jan H – 1/2-1/2 – Karpov, Anatoly – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
Manila Interzonal 1990 – Round 10 – Dreev, Aleksey – 1/2-1/2 – Sax, Gyula – G163 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
Manila Interzonal 1990 – Round 13 – Amoros Marin, Marcos – 1/2-1/2 – Lautier, Joel – G213 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
Norway Chess 2024 - Round 7 - Nakamura, Hikaru - 1/2-1/2 - Carlsen, Magnus - G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
SportAccord Rapid Men 2012 – Round 5.2 – Ding, Liren – 1-0 – Leko, Peter – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
Supreme Masters 2013 – Round 4.5 – Wang, Hao(ZJWZ) – 1/2-1/2 – Radjabov, Teimour – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
Tal Memorial 2009 – Round 2 – Carlsen, Magnus – 1/2-1/2 – Morozevich, Alexander – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
Tal Memorial Blitz 2014 – Round 3.1 – Mamedyarov, Shakhriyar – 1-0 – Kosteniuk, Alexandra – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nf6 10. Be3 O-O
Tata Steel India Blitz 2018 – Round 3.2 – Mamedyarov, Shakhriyar – 1-0 – Vidit, Santosh Gujrathi – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Nc7 10. Be3 O-O
World Blitz 2019 – Round 8.3 – Saini Vidit – 1-0 – Andreikin, Dmitry – G541 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Be3 O-O
World Blitz 2023 – Round 20.5 – Erigaisi Arjun – 0-1 – Aronian, Levon – G1157 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 Qa5 9. e4 Ne7 10. Qb3 O-O