Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes
Cases faibles
Centre ● d4 (1v0), ● e5 (1v0) ● d5 (1v0), ● e4 (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. 0)
Bf8 ● Bf8 Non développé (mob. 0)
Paire de fous ● Oui ● Oui
Non développées 5 (● b1, ● c1, ● f1, ● a1, ● h1) 5 (● b8, ● 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 ● …c7-c5

A05c — Reti: Santasiere’s folly

1.Nf3 Nf6 2.b4 *   ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bQ
bK
bB
bR
bP
bP
bP
bP
bP
bP
bP
bP
bN
wP
wN
wP
wP
wP
wP
wP
wP
wP
wR
wN
wB
wQ
wK
wB
wR
abcdefgh
Plans. Bb2 (Fou actif (mobilité 6), Développer c1 — 43 % des parties) ; a3 (Préparer expansion aile dame — 29 % des parties) ; b5 (Expansion aile dame — 12 % des parties) ; c4 (Frapper le centre adverse — 6 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wB
wK
wQ
wB
wN
wR
wP
wP
wP
wP
wP
wP
wP
wN
wP
bN
bP
bP
bP
bP
bP
bP
bP
bP
bR
bB
bK
bQ
bB
bN
bR
hgfedcba
Plans. ...e6 (Poussée — 38 % des parties) ; ...g6 (Préparer le fianchetto — 32 % des parties) ; ...d5 (Occuper le centre — 14 % des parties) ; ...c6 (Renforcer le centre — 5 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1924 Paris f-B – Round 7 – Skalicka, Karel – 0-1 – Reca, Damian M – G33
1. Nf3 Nf6 2. b4 e6 3. a3 c5 4. bxc5 Bxc5 5. d4 Be7 6. e3 d5 7. Bd3 O-O 8. O-O b6 9. Nbd2 Bb7 10. c4 Ne4
1936 Podebrady – Round ? – Skalicka, Karel – 0-1 – Menchik, Vera – G148
1. Nf3 Nf6 2. b4 g6 3. Bb2 Bg7 4. e3 O-O 5. Be2 d6 6. d4 Nfd7 7. Nbd2 e5 8. dxe5 dxe5 9. O-O Qe7 10. e4 Re8
1938 Argentina – Round 5 – Villegas, Benito – 1/2-1/2 – Acero Falcon, Lucas Esteban – G14
1. Nf3 Nf6 2. b4 e6 3. a3 c5 4. bxc5 Bxc5 5. e3 O-O 6. d4 Be7 7. Nbd2 b6 8. Bd3 d5 9. c4 Ba6 10. Bb2 Nc6
1939 Buenos Aires ol f-A – Round 10 – Skalicka, Karel – 0-1 – Salas Romo, Julio – G205
1. Nf3 Nf6 2. b4 e6 3. a3 a5 4. b5 d5 5. Bb2 Nbd7 6. d4 Nb6 7. Ne5 Bd7 8. e3 Bd6 9. c4 dxc4 10. Nxc4 Nxc4
1939 Buenos Aires ol prel-A – Round 3 – Skalicka, Karel – 1/2-1/2 – Opsahl, Haakon – G12
1. Nf3 Nf6 2. b4 e6 3. a3 b6 4. c4 c5 5. b5 d5 6. e3 Nbd7 7. Bb2 Bd6 8. d4 O-O 9. Nbd2 Bb7 10. Ne5 Rc8
1945 Quilmes – Round 1 – Skalicka, Karel – 1/2-1/2 – Bianco Esposito, Antonio – G12
1. Nf3 Nf6 2. b4 d6 3. d4 g6 4. Bb2 Bg7 5. e3 O-O 6. Be2 e5 7. dxe5 Nfd7 8. c4 a5 9. b5 Nxe5 10. Nxe5 dxe5
1945 USA-URS radio-m – Round 2 – Santasiere, Anthony – 0-1 – Bronstein, David I – G15
1. Nf3 Nf6 2. b4 d6 3. d4 g6 4. c4 Bg7 5. Bb2 O-O 6. Nbd2 a5 7. a3 e5 8. dxe5 Nfd7 9. e3 Nc6 10. Qb3 axb4
1945 Ventnor City – Round 9 – Santasiere, Anthony – 1-0 – Keltz, B – G25
1. Nf3 Nf6 2. b4 g6 3. d4 Bg7 4. e3 O-O 5. Nbd2 a5 6. b5 d6 7. Be2 Nbd7 8. O-O e5 9. c4 exd4 10. exd4 Re8
1946 New York ch-USA – Round 1 – Santasiere, Anthony – 1-0 – Fink, Alea – G51
1. Nf3 Nf6 2. b4 e6 3. a3 Be7 4. e3 O-O 5. c4 d5 6. Bb2 Nbd7 7. d4 Ne4 8. Nbd2 f5 9. Be2 c6 10. O-O Bd6
1947 AUS Ch – Round 6.1 – Stapleton, Ian – 0-1 – Steiner, Lajos – G1
1. Nf3 Nf6 2. b4 e6 3. a3 a5 4. b5 c5 5. e3 b6 6. Bb2 Bb7 7. c4 Be7 8. Bd3 d6 9. Nc3 Nbd7 10. Qc2 Qc7
1948 South Fallsburg ch-USA – Round 1 – Santasiere, Anthony – 0-1 – Hesse, Hartmut – G140
1. Nf3 Nf6 2. b4 e6 3. a3 a5 4. b5 c5 5. e3 d5 6. Bb2 Bd6 7. c4 Nbd7 8. d4 Qc7 9. Nbd2 b6 10. Bd3 Bb7
1948 South Fallsburg ch-USA – Round 1 – Santasiere, Anthony – 1-0 – Almgren, Sven – G141
1. Nf3 Nf6 2. b4 e6 3. a3 d5 4. e3 Bd6 5. Bb2 O-O 6. c4 c6 7. d4 Nbd7 8. Nbd2 a5 9. c5 Bc7 10. Bd3 e5
1952 Buenos Aires – Round 1 – Benko, Francisco – 0-1 – Aponte De La Corte, Jose Manuel – G22
1. Nf3 Nf6 2. b4 e6 3. a3 a5 4. b5 d5 5. e3 c5 6. c4 Nbd7 7. d3 Be7 8. Nbd2 O-O 9. Bb2 Ne8 10. Be2 Bf6
1953 Hastings ch-BCF – Round 1 – Mardle, Denis – 1/2-1/2 – Harris Mateu, Gido – G19
1. Nf3 Nf6 2. b4 e6 3. a3 d5 4. Bb2 c5 5. bxc5 Bxc5 6. e3 Nc6 7. d4 Bd6 8. c4 dxc4 9. Bxc4 O-O 10. O-O b6
1959 UKR Ch – Round 12 – ? – 1-0 – Bannik, Anatolij – G94
1. Nf3 Nf6 2. b4 g6 3. Bb2 Bg7 4. e3 O-O 5. Be2 d6 6. d4 c5 7. b5 Nbd7 8. O-O cxd4 9. Bxd4 Nc5 10. Nbd2 Bf5
1963 OWL Ch – Round 11 – Lachmann, Hans G – 0-1 – Bilo, Heinz – G32
1. Nf3 Nf6 2. b4 e6 3. a3 a5 4. b5 d5 5. Bb2 Be7 6. c4 c5 7. e3 O-O 8. Be2 Nbd7 9. d3 dxc4 10. dxc4 Ne4
1964 Amsterdam Interzonal – Round 17 – Bronstein, David I – 1/2-1/2 – Ivkov, Borislav – G175
1. Nf3 Nf6 2. b4 e6 3. a3 b6 4. g3 Bb7 5. Bg2 c5 6. bxc5 bxc5 7. c4 Nc6 8. O-O Be7 9. Nc3 O-O 10. d3 Rb8
1964 WchT U26 11. fin-A – Round 1.1 – Khodos, German – 1/2-1/2 – Bednarski, Jacek B – G6
1. Nf3 Nf6 2. b4 e6 3. a3 a5 4. b5 c5 5. Bb2 d5 6. e3 Nbd7 7. Be2 Bd6 8. d3 O-O 9. Nbd2 Re8 10. c4 b6
1965 Tbilisi Tbilisi GEO – Round 1 – Gurgenidze, Bukhuti – 1/2-1/2 – Buslaev, Aleksander – G63
1. Nf3 Nf6 2. b4 e6 3. a3 d5 4. e3 c5 5. bxc5 Bxc5 6. Be2 O-O 7. O-O Nc6 8. d4 Bd6 9. Nbd2 e5 10. Bb2 exd4
1966 Harrachov U26 – Round 9 – Janata, Michael – 1/2-1/2 – Voboril, Pavel – G35
1. Nf3 Nf6 2. b4 g6 3. Bb2 Bg7 4. c4 O-O 5. e3 d6 6. d4 c5 7. a3 a5 8. bxc5 dxc5 9. Nc3 cxd4 10. exd4 Bg4
1967 Moscow RUS – Round 1 – Smyslov, Vladimir – 1-0 – Uhlmann, Wolfgang – G19
1. Nf3 Nf6 2. b4 g6 3. Bb2 Bg7 4. c4 O-O 5. e3 c6 6. Be2 d5 7. O-O Bg4 8. Na3 Nbd7 9. b5 cxb5 10. Nxb5 dxc4
1967 POL Ch 24th – Round 10 – Gromek, Jozef – 0-1 – Sliwinski, Henryk – G21
1. Nf3 Nf6 2. b4 e6 3. b5 a6 4. bxa6 Nxa6 5. d4 d5 6. e3 Bd6 7. Nbd2 O-O 8. Ne5 c5 9. f4 Qa5 10. Bxa6 Rxa6
1968 CSR Team Ch Harrachov – Round 5 – Hort, Vlastimil – 1-0 – Smetana, Jaroslav – G19
1. Nf3 Nf6 2. b4 e6 3. b5 c5 4. c4 d5 5. e3 Be7 6. Bb2 O-O 7. Be2 Nbd7 8. O-O dxc4 9. Na3 a6 10. bxa6 bxa6
1968 Toronto CAN Open – Round 11 – Brodie, Hugh – 1/2-1/2 – Fraser, Gabriel – G23
1. Nf3 Nf6 2. b4 g6 3. Bb2 Bg7 4. c4 b6 5. g3 Bb7 6. Bg2 O-O 7. O-O d6 8. d3 Nbd7 9. Nbd2 c5 10. b5 a6
1968 Toronto CAN Open – Round 2 – Brodie, Hugh – 0-1 – Doubleday, William G. – G5
1. Nf3 Nf6 2. b4 e6 3. b5 Be7 4. c4 a6 5. bxa6 Nxa6 6. g3 b6 7. Bg2 Bb7 8. O-O O-O 9. Nc3 Nc5 10. d3 d6
1968 Varna BUL – Round 10 – Nikolaevsky, Yuri V – 1-0 – Flesch, Janos – G31
1. Nf3 Nf6 2. b4 e6 3. a3 a5 4. b5 d5 5. c4 c5 6. g3 Bd6 7. Bg2 O-O 8. O-O Re8 9. Qc2 Nbd7 10. Bb2 b6
Moscow 1975 – Round 1 – Spassky, Boris V. – 1/2-1/2 – Lengyel, Laszlo – G51
1. Nf3 Nf6 2. b4 e6 3. a3 b6 4. Bb2 Bb7 5. e3 Be7 6. c4 d5 7. cxd5 exd5 8. b5 a6 9. a4 axb5 10. axb5 Rxa1

A05c — Polish Opening: Zukertort System (1924)
1.Nf3 Nf6 2.b4
Les coups candidats
2…e6 — 33.9% (428 parties)
Ambassadeurs : Whittaker, Ian P (10x), Avchinikov, Viktor (7x), Uddin, Md. Saif (7x), Schulz, Hans-Juergen (6x), Liptak, Tibor (5x), Gurgenidze, Bukhuti (5x), Kossobudzki, Robert (4x), Dominguez Martinez Miguel Angel (3x)
2…g6 — 27.5% (347 parties)
Ambassadeurs : Feldstein Esq, Robert A (7x), Ebert, Lutz (5x), ? (4x), Kossobudzki, Robert (4x), Santasiere, Anthony (3x), Nikolaevsky, Yuri V (3x), Antal, Sebestyen Jr. (3x), Grigoriev, Armen (3x)
Ambassadeurs : Avchinikov, Viktor (13x), Whittaker, Ian P (7x), Cirulis, Ilmars (6x), Gurgenidze, Bukhuti (4x), Schueller, Rudolf (3x), Adomaitis, Benas (3x), Pedersen, Jacob Bang (2x), Baumann, Thomas (2x)
2…d6 — 4.5% (57 parties)
Ambassadeurs : Mrozinski, Werner (2x), Cuellar, Jorge (1x), Sieiro Gonzalez, Luis (1x), Moody, David W (1x), Triplett, Thomas (1x), Feldstein Esq, Robert A (1x), Benko, Pal (1x), Salas Leal, Mario (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2…e6 2…g6 2…d5 2…d6
<1800 116 42% 28% 16% 4%
1800-2200 560 33% 26% 21% 6%
2200-2600 321 29% 30% 24% 5%
2600+ 3 33% 33%
Évolution par décennie (% des parties)
Décennie N parties 2…e6 2…g6 2…d5 2…d6
1950s 12 42% 33%
1960s 31 45% 45% 3%
1970s 41 37% 37% 15% 2%
1980s 90 34% 26% 20% 4%
1990s 230 35% 29% 19% 6%
2000s 347 33% 28% 18% 5%
2010s 412 34% 24% 25% 4%
2020s 100 28% 27% 27% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2…e6 34% 28% ▼ -5.7%
2…g6 24% 27% ▲ +2.7%
2…d5 25% 27% ▲ +2.2%
2…d6 4% 3% ▼ -1.4%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 1 partie
Parties historiques
2…e6 — 33.9% (428 parties)
1952 — Benko, Francisco vs Corte, Trai A — 0-1 — Buenos Aires ARG
1953 — Mardle, Denis vs Harris, Gabriel — 1/2-1/2 — Hastings ch-BCF
1954 — Koelsche, Giles A vs Smith, Philip D — 0-1 — Los Angeles, CA USA
1956 — Matskevich, Avshalom vs Lipnitsky, Isaac — 0-1 — Kiev UKR
1959 — Plinsinga, Wiert Johan vs Klechniowski, Andrzej — 1/2-1/2 — Warsaw POL
2…g6 — 27.5% (347 parties)
1955 — Olafsson, Thorir vs Gudmundsson, Arinbjorn — 0-1 — ?
1956 — Serebrisky, Alexander S vs Khavin, Abram Leonidovich — 1-0 — Kiev UKR
1959 — ? vs Levin, Mikhail — 1/2-1/2 — Kiev UKR
1959 — ? vs Bannik, Anatolij — 1-0 — Kiev UKR
1962 — Gamm, Peter vs Sloan, Sam — 1/2-1/2 — Queen City Open;Charlotte,NC
2…d5 — 20.7% (262 parties)
1964 — Serebrisky, Alexander S vs Akimov, Viktor V — 1/2-1/2 — ?
1971 — Jurado, Hector vs Zalys, Ignas — 1/2-1/2 — corr
1971 — Sorenson, S. vs Carlson, Curtis — 0-1 — cr.
1972 — Gurgenidze, Bukhuti vs Morgulov, Alexsander M — 1-0 — ?
1973 — Urban, Hans-Rainer vs Hassenzahl, M. — 1-0 — corr DDR-JFSM
2…d6 — 4.5% (57 parties)
1976 — Salas Leal, Mario vs Cote, Frederic — 1/2-1/2 — Haifa ISR
1982 — Cuellar, Jorge vs Sieiro Gonzalez, Luis — 1/2-1/2 — Havana CUB
1986 — Schlaugat, Michael vs Vieten, Siegbert — 0-1 — Germany West
1988 — Moody, David W vs Triplett, Thomas — 1/2-1/2 — ?
1989 — Feldstein Esq, Robert A vs Benko, Pal — 0-1 — New York, NY USA

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