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) —
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 0)
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) 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

A04a — Reti

1.Nf3 *   ● Trait aux Noirs

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
wN
wP
wP
wP
wP
wP
wP
wP
wP
wR
wN
wB
wQ
wK
wB
wR
abcdefgh
Plans. c4 (Frapper le centre adverse — 37 % des parties) ; g3 (Préparer le fianchetto — 32 % des parties) ; d4 (Occuper le centre — 20 % des parties) ; b3 (Préparer le fianchetto — 5 % 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
wP
wN
bP
bP
bP
bP
bP
bP
bP
bP
bR
bN
bB
bK
bQ
bB
bN
bR
hgfedcba
Plans. ...Nf6 (Développer g8 — 45 % des parties) ; ...d5 (Occuper le centre — 29 % des parties) ; ...c5 (Frapper le centre adverse — 11 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1959 Zuerich – Round 1 – Olafsson, Fridrik – 1-0 – Barcza, Gedeon – G77
1. Nf3 c6 2. g3 d6 3. d4 Bg4 4. Bg2 Nd7 5. O-O Ngf6 6. Nbd2 d5 7. b3 e6 8. Bb2 Be7 9. Ne5 Nxe5 10. dxe5 Nd7
1968 OWL Ch – Round 9 – Werner, Stephan – 1-0 – Meseberg, Willi – G18
1. Nf3 c6 2. b3 d5 3. Bb2 e6 4. e3 Nf6 5. Be2 Bd6 6. O-O O-O 7. c4 Re8 8. d4 Ne4 9. Nc3 f5 10. Rc1 a5
FIDE World Cup 2025 – Round R1 Classical 2 – Schnaider Ilan – 1/2-1/2 – Aleksandar Indjic – G105
1. d4 e6 2. c4 Nf6 3. g3 d5 4. Bg2 h6 5. Nf3 Bd6 6. O-O O-O 7. Nbd2 b6 8. cxd5 exd5 9. Ne5 Bb7 10. Ndc4 Be7
Norway Supreme Masters Blitz 2013 – Round 1.5 – Radjabov, Teimour – 1-0 – Topalov, Veselin – G5
1. Nf3 c6 2. g3 d6 3. Bg2 Nf6 4. c4 e5 5. O-O Be7 6. Nc3 O-O 7. e4 Bg4 8. d3 Nbd7 9. h3 Bh5 10. Be3 Ne8
World Blitz 2018 – Round 12.45 – Pantsulaia, Levan – 0-1 – Fedoseev, Vladimir – G726
1. Nf3 a6 2. g3 g6 3. Bg2 Bg7 4. O-O d5 5. d3 Nc6 6. Nbd2 e5 7. e4 d4 8. Nb3 Nge7 9. c3 O-O 10. cxd4 exd4

A04a — Zukertort Opening (1959)
1.Nf3
Les coups candidats
Ambassadeurs : Andersson, Ulf (500x), Espig, Lutz (281x), Wojtkiewicz, Aleksander (280x), Kirov, Nino (260x), Tal, Mikhail (256x), Taimanov, Mark (252x), Polugaevsky, Lev (231x), Smyslov, Vasily (203x)
Ambassadeurs : Andersson, Ulf (278x), Gutman, Lev (256x), Wojtkiewicz, Aleksander (227x), Espig, Lutz (171x), Ribli, Zoltan (167x), Anton Guijarro, David (127x), Nakamura, Hikaru (125x), Vadasz, Laszlo (116x)
Ambassadeurs : Gutman, Lev (154x), Andersson, Ulf (151x), Espig, Lutz (116x), Loginov, Valery A (111x), Csom, Istvan (104x), Wojtkiewicz, Aleksander (98x), Korchnoi, Viktor (82x), Browne, Walter Shawn (75x)
Ambassadeurs : Jansa, Vlastimil (109x), Andersson, Ulf (87x), Ribli, Zoltan (72x), Anay Barche (70x), Csom, Istvan (70x), Matulovic, Milan (67x), Sznapik, Aleksander (65x), Adamski, Jan (63x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 1…Nf6 1…d5 1…c5 1…g6
<1800 45396 40% 33% 9% 3%
1800-2200 298973 44% 29% 10% 5%
2200-2600 368095 46% 28% 12% 5%
2600+ 17150 43% 39% 12% 3%
Évolution par décennie (% des parties)
Décennie N parties 1…Nf6 1…d5 1…c5 1…g6
1950s 5300 60% 23% 5% 2%
1960s 7661 51% 21% 11% 8%
1970s 19410 50% 17% 12% 12%
1980s 38524 52% 20% 12% 6%
1990s 127384 45% 25% 11% 6%
2000s 207172 43% 28% 11% 5%
2010s 293897 45% 29% 11% 4%
2020s 116919 41% 40% 9% 3%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
1…Nf6 45% 41% ▼ -3.9%
1…d5 29% 40% ▲ +10.4%
1…c5 11% 9% ▼ -1.6%
1…g6 4% 3% ▼ -1.3%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Botvinnik, Mikhail — 10 parties
Smyslov, Vladimir — 10 parties
Karpov, Anatoly — 10 parties
Anand, Viswanathan — 10 parties
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Ding, Liren — 10 parties
Ju, Wenjun — 10 parties
Hou, Yifan — 10 parties
Gukesh D — 10 parties
Karpov, Aleksandr — 3 parties
Lasker, Emanuel — 2 parties
Smyslov, Vassily — 2 parties
Parties historiques
1…Nf6 — 44.7% (364853 parties)
1950 — Troeger, Paul vs Rellstab, Ludwig — 1-0 — Bad Pyrmont GER
1950 — Schmidt, Wlodzimierz vs O'Kelly de Galway, Alberic — 1-0 — Saarbruecken
1950 — Stahlberg, Gideon vs Keres, Paul — 0-1 — Budapest HUN
1950 — Gideon, Stahlberg hlberg vs Keres, Paul Petrovich — 0-1 — Candidates Tournament, Budape
1950 — Letelier Martner, Rene vs Devos, Paul — 1/2-1/2 — Dubrovnik CRO
1…d5 — 29.1% (237697 parties)
1950 — Pirc, Vasja vs Stoltz, Gösta — 1/2-1/2 — Bled SLO
1950 — Morcken, Otto B vs Zapata Vinces, Mario — 1/2-1/2 — Dubrovnik olm
1950 — Eliskases, Erich vs Rossetto, Hector — 1-0 — Mar del Plata ARG
1950 — Zalys, Ignas vs Wreschner, O. — 1-0 — Montreal CAN
1950 — Szabo, Laszlo vs GIDEON SUNDAY — 1/2-1/2 — Budapest HUN
1…c5 — 10.8% (87946 parties)
1950 — Alfred, Le Bron vs Schifferdecker, Wilhelm — 1-0 — Bad Pyrmont GER
1950 — Dake, Arthur William vs Puc, Stojan — 0-1 — USA-Yugoslavia
1950 — Soluch, Leopold vs Michel, Paul — 1-0 — Vienna AUT
1950 — Gresser, Gisela Kahn vs Hermanova, Roza — 1-0 — Moscow RUS
1950 — Hermanova, Roza vs Mora, Maria — 1-0 — Moscow RUS
1…g6 — 4.8% (39074 parties)
1953 — Vohandu, L. vs Keres, Paul — 0-1 — Tartu
1953 — Geller, Adam vs Hazard, Charly — 0-1 — Hollywood, CA
1953 — Vidmar, Milan Jr vs Fuderer, Andrija — 1/2-1/2 — Opatija
1954 — Pirc, Vasja vs Castaldi, Vincenzo — 1/2-1/2 — Munich GER
1954 — Jacob, Franz vs Rabar, Braslav — 0-1 — Munich GER