A49d — Neo-King’s Indian: Fianchetto System

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bQ
bR
bK
bP
bP
bP
bP
bP
bP
bB
bP
bN
bP
Case forte (2v0)
Case forte (2v0)
wPPion central
Case forte (2v0)
wN
wP
wP
wP
wP
wP
wP
wB
wP
wR
wN
wBFou actif — mobilité 5
wQ
wK
wR
abcdefgh
Plans. O-O (Mettre le roi en sécurité, connecter les tours — 83 % des parties) ; c4 (Frapper le centre adverse — 15 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wK
wQ
wB
wN
wR
wP
wB
wP
wP
wP
wP
wP
wP
wN
wP
bP
bN
bP
bB
bP
bP
bP
bP
bP
bP
bK
bR
bQ
bB
bN
bR
hgfedcba
Plans. ...d6 (Libérer Bc8 — 70 % des parties) ; ...d5 (Occuper le centre — 21 % des parties).
Avantages
Faiblesses
Diagonale active
Plans

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 ● f4 (2v0), ● e5 (2v0), ● g5 (2v0)
Cases faibles
Centre ● d4 (2v0), ● e5 (2v0) ● d5 (1v0), ● e4 (1v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 5)
Bg2 ● Bg2 Ok (mob. 2)
Bg7 ● Bg7 Ok (mob. 2)
Bc8 ● Bc8 Non développé (mob. 0)
Paire de fous ● Oui ● Oui
Non développées 4 (● b1, ● c1, ● a1, ● h1) 3 (● b8, ● c8, ● a8)
Sécurité du roi
♔ Blancs ♚ Noirs
Statut ● Au centre ● Roqué
Droits de roque O-O / O-O-O
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre mobile
Ruptures ● …c7-c5, ● …e7-e5
└── A49e - 5.O-O - Neo-King’s Indian: Fianchetto System (1922) [+0.13] · 378 parties (dont 33 ici)

A49d — Neo-King’s Indian: Fianchetto System (1939)
1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O
Les coups candidats
Ambassadeurs : Kurajica, Bojan (141x), Romanishin, Oleg M (77x), Pert, Nicholas (49x), Jirovsky, Pavel (44x), Marsalek, Zdenek (44x), Stefanova, Antoaneta (41x), Csulits, Anton (38x), Abramovic, Bosko (38x)
Ambassadeurs : Romanishin, Oleg M (80x), Dornbusch, Tatiana (36x), Nikolic, Predrag (24x), Trickov, Vasil (23x), Mozny, Milos (23x), Bagaturov, Giorgi (22x), Kekki, Jorma (17x), Gruen, Gerd-Peter (16x)
5.b3 — 0.7% (225 parties)
Ambassadeurs : Benito Alba, Eladio (4x), Orbaan, Constant (3x), Shereshevski, Mikhail (2x), Rodic, Ivana (2x), Dreyer, Kurt (2x), Mariotti, Sergio (2x), Tatai, Stefano (2x), Machelett, Heiko (2x)
5.Nbd2 — 0.2% (63 parties)
Ambassadeurs : Kemppinen, Juha (2x), Flockerzi, Armin (2x), Canepa, Jose (1x), Toran Albero, Roman (1x), Ulvestad, Olaf (1x), Durao, Joaquim (1x), Duncan, Rafi (1x), Bachmayer, Severin (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.O-O 5.c4 5.b3 5.Nbd2
<1800 1324 83% 14% 1% 1%
1800-2200 12185 83% 15% 1% 0%
2200-2600 13758 84% 16% 1% 0%
2600+ 311 80% 20% 0%
Évolution par décennie (% des parties)
Décennie N parties 5.O-O 5.c4 5.b3 5.Nbd2
1950s 373 80% 16% 3% 0%
1960s 475 85% 14% 1% 0%
1970s 620 85% 14% 1%
1980s 1347 81% 18% 0% 0%
1990s 6081 83% 16% 1% 0%
2000s 7649 82% 16% 1% 0%
2010s 10649 84% 15% 1% 0%
2020s 3436 86% 13% 1% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.O-O 84% 86% ▲ +2.1%
5.c4 15% 13% ▼ -1.8%
5.b3 1% 1% -0.0%
5.Nbd2 0% 0% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Ju, Wenjun — 10 parties
Kramnik, Vladimir — 7 parties
Gukesh D — 7 parties
Tal, Mikhail — 6 parties
Carlsen, Magnus — 6 parties
Ding, Liren — 5 parties
Smyslov, Vladimir — 2 parties
Hou, Yifan — 2 parties
Anand, Viswanathan — 1 partie
Parties historiques
5.O-O — 83.3% (25511 parties)
1950 — Hunte, Hugo vs Elstner, Rudolf — 0-1 — Soemmerda GER
1950 — Pirc, Vasja vs Rossolimo, Nicolas — 1-0 — Mar del Plata ARG
1950 — Schlieder, Rolf vs Mueller, Claus — 1/2-1/2 — Soemmerda GER
1950 — Schlieder, Rolf vs Ullrich, Bruno — 1/2-1/2 — Soemmerda GER
1950 — Schramm, Eduard vs Mueller, Hans — 1-0 — Saarbruecken
5.c4 — 15.4% (4705 parties)
1950 — Porreca, Giorgio vs Flores, Ranz Kirby Anthony — 0-1 — Dubrovnik olm
1950 — Mikenas, Vladas vs Borisenko, Georgy K — 1-0 — Moskou ch-URS
1950 — Giustolisi, Alberto vs Paoli, Enrico — 1-0 — Sorrento ch ITA
1950 — Mueller, Helge vs Kotov, Alexander — 0-1 — Venice ITA
1951 — Van Hoorde, Edouard vs Borodin, Vladimir — 0-1 — Antwerp BEL
5.b3 — 0.7% (225 parties)
1956 — Socias Porcel, Francisco J vs Albareda, Miguel — 0-1 — Barcelona ESP
1956 — Neishtadt, Yakov vs Bronstein, David I — 1-0 — Moscow RUS
1956 — Korchnoi, Viktor vs Spassky, Boris V. — 1-0 — Leningrad ch-URS
1957 — Roessel, Florian vs Van den Berg, Carel B — 1-0 — Amsterdam NED
1957 — Orbaan, Constant vs Lindblom, Peter — 1-0 — Wageningen zt
5.Nbd2 — 0.2% (63 parties)
1951 — Canepa, Jose vs Toran Albero, Roman — 1/2-1/2 — San Rafael
1966 — Ulvestad, Olaf vs Durao, Joaquim — 1/2-1/2 — Malaga Malaga ESP
1982 — Laurin, Marcel vs Veltmann, Martin — 1-0 — Ottawa CAN
1985 — Duncan, Rafi vs Bachmayer, Severin — 1-0 — Westland SE MI opB
1991 — Kanev, Krasen vs Chakov, Plamen — 0-1 — Teteven op