Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes ● c2→d3, e2→d3
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes
Cases faibles
Centre ● d5 (1v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 5)
Bf1 ● Bf1 Non développé (mob. 0)
Bc8 ● Bc8 Non développé (mob. 5)
Bf8 ● Bf8 Non développé (mob. 0)
Paire de fous ● Oui ● Oui
Non développées 6 (● b1, ● g1, ● 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 ● c2-c4, ● e2-e4

A00j — Spike Deferred

1.d3 g6 2.g4 *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bQ
bK
bB
bN
bR
bP
bP
bP
bP
bP
bP
bP
bP
wPPion central
wP
wP
wP
wP
wP
wP
wP
wR
wN
wBFou actif — mobilité 5
wQ
wK
wB
wN
wR
abcdefgh
Plans. g3 (Préparer le fianchetto — 31 % des parties) ; Nf3 (Développer g1 — 29 % des parties) ; Nd2 (Développer b1 — 11 % des parties) ; f4 (Attaque à l'aile roi — 7 % des parties) ; c3 (Renforcer le centre — 6 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wN
wB
wK
wQ
wB
wN
wR
wP
wP
wP
wP
wP
wP
wP
wP
bP
bP
bP
bP
bP
bP
bP
bP
bR
bN
bB
bK
bQ
bBFou actif — mobilité 5
bN
bR
hgfedcba
Plans. ...Nf6 (Développer g8 — 38 % des parties) ; ...e5 (Occuper le centre — 19 % des parties) ; ...c5 (Frapper le centre adverse — 12 % des parties) ; ...g6 (Préparer le fianchetto — 11 % des parties) ; ...Nc6 (Développer b8 — 6 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1926 Bardejov – Round 11 – Sterk, Karoly – 0-1 – Colle, Edgar – G53
1. d3 d5 2. f4 Nf6 3. Nd2 Bf5 4. e3 e6 5. Qf3 Nc6 6. c3 Bg6 7. d4 Be7 8. Be2 Qd7 9. Qh3 O-O-O 10. Ngf3 Bf5
1945 Quilmes – Round 1 – Pelikán, Jiří – 1/2-1/2 – Reinhardt, Enrique – G2
1. d3 d5 2. g3 Nf6 3. Bg2 e5 4. Nd2 Be7 5. e4 O-O 6. Ne2 Be6 7. O-O Nc6 8. Nc3 Qd7 9. Re1 Rad8 10. exd5 Nxd5
1946 Buenos Aires – Round 1 – Pelikan, Jan – 0-1 – Skalicka, Karel – G2
1. d3 d5 2. g3 e5 3. Nf3 Nc6 4. Bg2 Bg4 5. h3 Be6 6. O-O h6 7. Nc3 Nf6 8. e4 dxe4 9. Nxe4 Nxe4 10. dxe4 Qxd1
1946 Buenos Aires – Round 1 – Pelikan, Jan – 1-0 – Reinhardt, H. – G1
1. d3 d5 2. g3 c5 3. Bg2 Nc6 4. Nf3 Nf6 5. O-O e5 6. Nc3 d4 7. Nb1 Be7 8. Nbd2 Nd5 9. Nc4 f6 10. e4 dxe3
1946 Buenos Aires ch-ARG – Round 11 – Rebizzo, Cayetano – 1-0 – Falcon, Enrique – G54
1. d3 d5 2. g3 f5 3. Bg2 Nf6 4. Nf3 e6 5. O-O Bd6 6. Nc3 Nc6 7. e4 d4 8. Ne2 O-O 9. Ne1 e5 10. f4 fxe4
1961 Nykobing – Round 1 – Haahr, Thorkild – 1-0 – Moller, Per – G1
1. d3 d5 2. Nc3 Nf6 3. Bg5 e6 4. e4 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 O-O 8. Nf3 c5 9. Qe2 Nc6 10. g3 Nd4
1961 Stockholm SWE – Round 11 – Kotov, Alexander A – 1/2-1/2 – Unzicker, Wolfgang – G19
1. d3 d5 2. g3 Nf6 3. Bg2 g6 4. Nd2 Bg7 5. e4 Nc6 6. Ne2 e5 7. Nc3 Bg4 8. f3 Be6 9. O-O O-O 10. Nb3 h6
1962 Mar del Plata – Round 1 – Rossetto, Hector – 1-0 – Eliskases, Erich – G1
1. d3 d5 2. g3 g6 3. Bg2 Bg7 4. f4 c6 5. Nf3 Qb6 6. c3 Nf6 7. a4 Ng4 8. d4 a5 9. h3 Nf6 10. Nbd2 Nh5
1962 Mar del Plata KIM – Round 4 – Rossetto, Hector – 0-1 – Panno, Oscar – G8
1. d3 d5 2. f4 Nf6 3. Nf3 b6 4. g3 Bb7 5. Bg2 g6 6. c3 Bg7 7. O-O O-O 8. Na3 Nbd7 9. Nc2 a5 10. Qe1 e6
1962 Varna olm – Round 1 – Rossetto, Hector – 1-0 – Wade, Robert G – G1
1. d3 d5 2. g3 g6 3. Bg2 Bg7 4. f4 Nc6 5. Nf3 e5 6. fxe5 Nxe5 7. Nxe5 Bxe5 8. Nc3 c6 9. e4 d4 10. Ne2 Bg4
1965 Buenos Aires ch-ARG – Round 1 – Pelikan, Anna – 1-0 – Perez Cascella, Julio – G2
1. d3 d5 2. g3 g6 3. Bg2 Bg7 4. f4 c6 5. a4 Nd7 6. e4 dxe4 7. dxe4 e5 8. Na3 Ne7 9. Nf3 exf4 10. gxf4 O-O
1965 Chacabuco – Round 1 – Pelikan, Jan – 1-0 – Foguelman, Alberto – G1
1. d3 d5 2. g3 g6 3. f4 Bg7 4. Nf3 Nh6 5. Bg2 c6 6. e3 Qb6 7. Nc3 Nd7 8. a4 a5 9. e4 dxe4 10. dxe4 e5
1966 Sarajevo – Round 13 – Kotov Lundqvist, Alex – 1/2-1/2 – Damjanovic, Marko – G43
1. d3 d5 2. g3 Nf6 3. Bg2 c6 4. Nf3 Bg4 5. Nbd2 e6 6. h3 Bxf3 7. exf3 g6 8. d4 Bg7 9. O-O O-O 10. Nb3 Nbd7
1966 Sarajevo – Round 8 – Kotov Lundqvist, Alex – 1/2-1/2 – Ivkov, Borislav – G24
1. d3 d5 2. g3 c6 3. Bg2 Nf6 4. Nf3 Bg4 5. h3 Bxf3 6. exf3 g6 7. O-O Bg7 8. f4 O-O 9. Nd2 e6 10. Nf3 c5
FIDE GP 2002 – Round 1.2 – Belkhodja, Slim – 1/2-1/2 – Azmaiparashvili, Zurab – G13
1. d3 d5 2. Nd2 e5 3. Ngf3 Nc6 4. e4 Nf6 5. c3 a5 6. Be2 Bc5 7. O-O O-O 8. Nxe5 Nxe5 9. d4 Bb6 10. dxe5 Nxe4

A00j — Mieses (1926)
1.d3 d5
Les coups candidats
Ambassadeurs : Francsics, Endre (24x), Natri, Antero (17x), Dehaybe, Andre (11x), Szilardfy, Gyula (10x), Syed, Tareq (8x), Leonardo, Joao (7x), Satskov, Vitaly (7x), Raphael, John (5x)
2.g3 — 25.7% (698 parties)
Ambassadeurs : Francsics, Endre (60x), Alejos, Pedro Alejandro (27x), Jansen, Christof (17x), Leonardo, Joao (7x), Syed, Tareq (7x), Lucas, Yann (6x), Rossetto, Hector (5x), Kirchei, Viktoriia (5x)
2.Nd2 — 13.7% (371 parties)
Ambassadeurs : Barsciauskas, Gintautas (21x), Kadric, Denis (10x), Di Donatantonio, Franco (9x), Phillips, Wendell (7x), Hoebarth, Guenter (6x), Wehr, Joachim (5x), Ganslmayer, Herbert (5x), Bach, Matthias (5x)
Ambassadeurs : Piskur, Mitja (15x), Barabas, Attila (14x), Kochert, Bedrich (11x), Russa, Roberto (9x), Syed, Tareq (8x), Ramos Mora, Jose Luis (8x), Tutov, Nikolay (7x), Dopychai, Reent (6x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2.Nf3 2.g3 2.Nd2 2.e4
<1800 228 32% 21% 13% 7%
1800-2200 1255 25% 26% 16% 11%
2200-2600 598 29% 30% 14% 7%
2600+ 5 60% 20% 20%
Évolution par décennie (% des parties)
Décennie N parties 2.Nf3 2.g3 2.Nd2 2.e4
1950s 3 33% 33%
1960s 26 12% 62% 12% 4%
1970s 39 31% 49% 3%
1980s 63 16% 49% 17%
1990s 467 32% 26% 11% 5%
2000s 857 26% 26% 15% 7%
2010s 900 26% 24% 14% 12%
2020s 359 26% 21% 15% 12%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2.Nf3 26% 26% -0.3%
2.g3 24% 21% ▼ -3.6%
2.Nd2 14% 15% ▲ +1.4%
2.e4 12% 12% +0.0%
Parties historiques
2.Nf3 — 26.8% (727 parties)
1957 — Prameshuber, Alexander vs Fuchs, Reinhart — 1/2-1/2 — Bratislava Bratislava SVK
1961 — Voitsikh Nina vs Gurfinkel, Josefa — 1/2-1/2 — ?
1962 — Haley, Phil vs Theodorovich, Ivan — 0-1 — Ottawa CAN
1966 — Kuzmin Egor vs Levi, Eddy L — 1-0 — URS-ch sf Orel
1973 — Orev, Petar vs Merdinjan, Agop — 1/2-1/2 — Sofia BUL
2.g3 — 25.7% (698 parties)
1961 — Pelikan, Anna vs Perez Perez, Francisco Jose — 1-0 — Mar del Plata m Mar
1961 — Pelikan, Jorge vs Perez Perez, Francisco Jose — 1-0 — Mar del Plata ARG
1961 — Kotov, Alexander vs Unzicker, Ferdinand, Dr. — 1/2-1/2 — Stockholm SWE
1962 — Rossetto, Hector vs Eliskases, Erich — 1-0 — Mar del Plata ARG
1962 — Rossetto, Hector vs Wade, Robert G — 1-0 — Varna olm
2.Nd2 — 13.7% (371 parties)
1967 — Coudari, Camille vs Stremel, Danill — 1-0 — Rochester, NY USA
1968 — Coudari, Camille vs Hoffmann, Asa — 0-1 — Montreal CAN
1968 — Coudari, Camille vs Murray, Peter — 1-0 — Montreal McGill U
1978 — Ojeda Garcia, Miguel Angel vs Amigo Roman, Pedro — 0-1 — Valladolid
1984 — Autenrieth, Michael, Dr. vs Seyb, Dieter — 1/2-1/2 — Marktredwitz
2.e4 — 9.0% (244 parties)
1957 — Goglio, Joe vs Blackstone, John — 0-1 — San Jose, CA USA
1960 — Svensson, Torgil vs Miguel, Nahuel — 0-1 — Buenos Aires ch-ARG
1991 — Van der Berg, Ad vs ? — 1-0 — The Hague NED
1992 — Van der Berg, Ad vs ? — 1-0 — The Hague NED
1993 — Lee, Andy vs Green, Tom — 0-1 — Canberra AUS

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