Structure de pions
♔ Blancs ♚ Noirs
Pions doublés — —
Pions isolés — —
Arriérés — —
Chaînes ● f2→g3, h2→g3 ● f7→g6, h7→g6
Passés — —
Majorité — —
Cases
♔ Blancs ♚ Noirs
Cases fortes ● b5 (2v0), ● d5 (2v0) ● b4 (2v0), ● d4 (2v0)
Cases faibles — —
Centre ● d5 (2v0), ● e4 (1v0) ● d4 (2v0), ● e5 (1v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 0)
Bf1 ● Bf1 Non développé (mob. 2)
Bc8 ● Bc8 Non développé (mob. 0)
Bf8 ● Bf8 Non développé (mob. 2)
Paire de fous ● Oui ● Oui
Non développées 5 (● g1, ● c1, ● f1, ● a1, ● h1) 5 (● 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 ● d2-d4 ● …d7-d5

A36e — Symmetrical

1.c4 c5 2.Nc3 Nc6 3.g3 g6   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bB
bQ
bK
bB
bN
bR
bP
bP
bP
bP
bP
bP
bN
bP
Case forte (2v0)
bP
Case forte (2v0)
wP
wN
wP
wP
wP
wP
wP
wP
wP
wR
wB
wQ
wK
wB
wN
wR
abcdefgh
Plans. Bg2 (Fianchetto, fou sur la grande diagonale — 98 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wN
wB
wK
wQ
wB
wR
wP
wP
wP
wP
wP
wP
wP
wN
Case forte (2v0)
wP
Case forte (2v0)
bP
bP
bN
bP
bP
bP
bP
bP
bP
bR
bN
bB
bK
bQ
bB
bR
hgfedcba
Plans. ...Bg7 (Fianchetto, fou sur la grande diagonale — 99 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1955 URSS (URS Ch sf) - Round 1 - Kholmov, Ratmir D - 1/2-1/2 - Stolyar, Danu Mikh - G2
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. b3 Bg7 5. Bb2 b6 6. Bg2 Bb7 7. Nh3 Nf6 8. O-O O-O 9. e3 Na5 10. Bxb7 Nxb7
1956 Leningrad ch-URS – Round 1 – Kholmov, Ratmir D – 1-0 – Borisenko, Georgy K – G8
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. b3 Bg7 5. Bb2 e6 6. Qc1 Nf6 7. Ne4 d6 8. Bg2 O-O 9. d3 Qe7 10. Nf3 b6
1956 Leningrad ch-URS – Round 1 – Kholmov, Ratmir D – 1/2-1/2 – Averbakh, Yuri L – G4
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. b3 Bg7 5. Bb2 d6 6. Bg2 Nf6 7. Nf3 e5 8. O-O O-O 9. d3 h6 10. Nd2 Be6
1959 Moscow (URS Team Ch) - Round 1 - Kholmov, Ratmir D - 1/2-1/2 - Bagirov, Vladimir - G2
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. b3 Bg7 5. Bb2 e5 6. Bg2 Nge7 7. e3 Rb8 8. Nge2 O-O 9. O-O a6 10. Nd5 Nxd5
1963 Leningrad ch-URS – Round 1 – Kholmov, Ratmir D – 1/2-1/2 – Bondarevsky, Igor – G4
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. b3 Bg7 5. Bb2 e5 6. Bg2 Nge7 7. h4 h6 8. e3 d6 9. a3 O-O 10. Nge2 a6
1965 Tallinn ch-URS – Round 1 – Polugaevsky, L. – 1-0 – Kortchnoi, V. – G4
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. b3 Bg7 5. Bb2 Nf6 6. Bg2 O-O 7. Nf3 e5 8. O-O d6 9. e3 Ne8 10. d3 f5
1966 Havana olm – Round 1 – Polugaevsky, Lev – 1-0 – Gunnarsson, Gudmundur – G2
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. b3 Bg7 5. Bb2 Nf6 6. Bg2 O-O 7. Nf3 d6 8. O-O Bg4 9. h3 Bd7 10. e3 e5
1966 La Habana olm fin-A – Round 7 – Polugaevsky, Lev – 1-0 – Gunnarsson, Gunnar K – G119
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. b3 Bg7 5. Bb2 Nf6 6. Bg2 O-O 7. Nf3 d6 8. O-O Bg4 9. h3 Bd7 10. e3 e5
1966 Le Havre – Round 1 – Polugaevsky, Lev – 1/2-1/2 – Bobotsov, Milko G – G1
1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. b3 Bg7 5. Bb2 d6 6. Bg2 e5 7. e3 Nge7 8. Nge2 O-O 9. O-O Rb8 10. d3 a6