Code
|
Opening
Names
|
------------------------------------------------
|
|
French
defence
|
|
French:
Alapin variation
|
|
French:
Schlechter variation
|
|
French
defence
|
|
French
defence
|
|
French:
two knights variation
|
|
French:
Pelikan variation
|
|
French
defence
|
|
French:
wing gambit
|
|
French:
King's Indian attack
|
|
French:
Reversed Philidor formation
|
|
French: Reti
(Spielmann) variation
|
|
French:
Steiner variation
|
|
French:
Steinitz attack
|
|
French:
Labourdonnais variation
|
|
French:
Chigorin variation
|
|
French
defence
|
|
Lengfellner
system
|
|
St. George
defence
|
|
------------------------------------------------
|
|
French:
exchange variation
|
|
French:
exchange, Blackburne variation
|
|
French:
exchange, Svenonius variation
|
|
French:
exchange, Bogolyubov variation
|
|
French:
exchange (3.Nc3)
|
|
------------------------------------------------
|
|
French:
advance variation
|
|
French:
advance, Steinitz variation
|
|
French:
advance, Nimzovich system
|
|
French:
advance, Nimzovich variation
|
|
French:
advance variation
|
|
French:
advance, Wade variation
|
|
French:
advance variation
|
|
French:
advance, Paulsen attack
|
|
French: advance,
Milner-Barry gambit
|
|
French:
advance, Euwe variation
|
|
------------------------------------------------
|
|
French:
Tarrasch
|
|
French:
Tarrasch, Guimard variation
|
|
French:
Tarrasch, Haberditz variation
|
|
------------------------------------------------
|
|
French: Tarrasch, Guimard
main line
|
|
------------------------------------------------
|
|
French:
Tarrasch, closed variation
|
|
French:
Tarrasch, closed variation
|
|
French:
Tarrasch, Botvinnik variation
|
|
------------------------------------------------
|
|
French: Tarrasch, closed
variation, main line
|
|
French:
Tarrasch, Leningrad variation
|
|
------------------------------------------------
|
|
French:
Tarrasch, open variation
|
|
French:
Tarrasch, Eliskases variation
|
|
------------------------------------------------
|
|
French: Tarrasch, open
(4.exd5 exd5)
|
|
------------------------------------------------
|
|
French: Tarrasch, open
variation, main line
|
|
French: Tarrasch, open
variation (Huebner)
|
|
French: Tarrasch, open
variation, main line
|
|
------------------------------------------------
|
|
French:
Paulsen variation
|
|
French:
Marshall variation
|
|
French:
Rubinstein variation
|
|
French:
Rubinstein variation
|
|
French:
Rubinstein, Capablanca line
|
|
French:
Frere (Becker) variation
|
|
French:
Fort Knox variation
|
|
------------------------------------------------
|
|
French
defence
|
|
French:
Steinitz, Gledhill attack
|
|
French:
Steinitz variation
|
|
French:
Steinitz, Boleslavsky variation
|
|
French:
Steinitz variation
|
|
French: Steinitz, Brodsky-
Jones variation
|
|
French:
Steinitz, Bradford attack
|
|
French:
Swiss variation
|
|
French:
Henneberger variation
|
|
French:
Burn variation
|
|
------------------------------------------------
|
|
French:
MacCutcheon variation
|
|
French:
MacCutcheon, Bogolyubov variation
|
|
French:
MacCutcheon, advance variation
|
|
French:
MacCutcheon, Janowski variation
|
|
French:
MacCutcheon, Bernstein variation
|
|
French:
MacCutcheon, Chigorin variation
|
|
French:
MacCutcheon, Grigoriev variation
|
|
French: MacCutcheon, Dr.
Olland (Dutch) variation
|
|
French:
MacCutcheon, Tartakower variation
|
|
French:
MacCutcheon, Lasker variation
|
|
French:
MacCutcheon, Duras variation
|
|
French: MacCutcheon, Lasker
variation (8...g6)
|
|
------------------------------------------------
|
|
French:
classical
|
|
French:
classical, Anderssen variation
|
|
French: classical,
Anderssen- Richter variation
|
|
French:
classical, Tartakower variation
|
|
French: classical,
Vistaneckis (Nimzovich) variation
|
|
French:
classical, Frankfurt variation
|
|
French: Albin-Alekhine-
Chatard attack
|
|
French: Albin-Alekhine-
Chatard attack, Breyer variation
|
|
French: Albin-Alekhine-
Chatard attack, Teichmann variation
|
|
French: Albin-Alekhine-
Chatard attack, Spielmann variation
|
|
French: Albin-Alekhine-
Chatard attack, Maroczy variation
|
|
------------------------------------------------
|
|
French:
classical variation
|
|
French:
classical, Tarrasch variation
|
|
French:
classical, Alapin variation
|
|
French:
classical, Rubinstein variation
|
|
French:
classical, Pollock variation
|
|
French:
classical, Steinitz variation
|
|
French:
classical, Stahlberg variation
|
|
------------------------------------------------
|
|
French:
Winawer, Nimzovich variation
|
|
French: Winawer, Alekhine
(Maroczy) gambit
|
|
French:
Winawer, Alekhine gambit
|
|
French: Winawer, Alekhine
gambit, Kan variation
|
|
French: Winawer, Alekhine
gambit, Alatortsev variation
|
|
French:
Winawer, Kondratiyev variation
|
|
French:
Winawer, fingerslip variation
|
|
------------------------------------------------
|
|
French:
Winawer, advance variation
|
|
French:
Winawer, Petrosian variation
|
|
------------------------------------------------
|
|
French:
Winawer, advance variation
|
|
French: Winawer, advance,
Russian variation
|
|
French: Winawer, advance,
Bogolyubov variation
|
|
French:
Winawer, advance (5.a3)
|
|
French: Winawer, advance,
Rauzer variation
|
|
------------------------------------------------
|
|
French:
Winawer, advance variation
|
|
French:
Winawer, classical variation
|
|
French: Winawer, classical
variation (7.Nf3)
|
|
French:
Winawer, advance (7.h4)
|
|
French: Winawer, advance
(without 7...Qc7)
|
|
French: Winawer, advance,
poisoned pawn, Konstantinopolsky
|
|
French: Winawer, advance,
poisoned pawn, Euwe-Gligoric variation
|
|
------------------------------------------------
|
|
French: Winawer, advance,
positional main line (with...Qc7)
|
|
French:
Winawer, advance (6...Ne7)
|
|
French: Winawer, advance,
Smyslov variation
|
|
French: Winawer, advance,
positional main line
|
|
------------------------------------------------
|
|
King's
pawn game
|
|
KP: Lopez
opening
|
|
Alapin's
opening
|
|
KP: Indian
opening
|
|
KP:
Mengarini's opening
|
|
KP: King's
head opening
|
|
KP: Patzer
opening
|
|
KP:
Napoleon's opening
|
|
------------------------------------------------
|
|
Centre
game
|
|
Centre
game: Kieseritsky variation
|
|
Centre
game
|
|
Halasz
gambit
|
|
Danish
gambit
|
|
Danish
gambit: Collijn defence
|
|
Danish
gambit: Schlechter defence
|
|
Danish
gambit: Soerensen defence
|
|
------------------------------------------------
|
|
Centre
game
|
|
Centre
game: Hall variation
|
|
Centre
game: Paulsen attack
|
|
Centre
game: Charousek variation
|
|
Centre
game: l'Hermet variation
|
|
Centre
game: Berger variation
|
|
Centre
game: Kupreichik variation
|
|
------------------------------------------------
|
|
Bishop's
opening
|
|
Bishop's opening: Philidor
counter-attack
|
|
Bishop's
opening: Lisitsyn variation
|
|
Bishop's opening: Calabrese
counter-gambit
|
|
Bishop's opening: Calabrese
counter-gambit, Jaenisch variation
|
|
Bishop's
opening: classical variation
|
|
Bishop's
opening: Philidor variation
|
|
Bishop's opening: Lewis
counter- gambit
|
|
Bishop's opening: del Rio
variation
|
|
Bishop's
opening: Pratt variation
|
|
Bishop's
opening: Lopez gambit
|
|
Bishop's
opening: Lewis gambit
|
|
Bishop's
opening: wing gambit
|
|
Bishop's opening: MacDonnell
double gambit
|
|
Bishop's opening: four
pawns' gambit
|
|
------------------------------------------------
|
|
Bishop's
opening: Berlin defence
|
|
Bishop's
opening: Ponziani gambit
|
|
Bishop's opening: Urusov
gambit C43 Petrov: Urusov gambit
|
|
Bishop's opening: Urusov
gambit, Panov variation
|
|
Bishop's
opening: Greco gambit
|
|
Bishop's
opening: Burger attack
|
|
Bishop's
opening (with 3.d3)
|
|
------------------------------------------------
|
|
Vienna
game
|
|
Vienna:
Zhuravlev countergambit
|
|
Vienna game: Max Lange
defence
|
|
Vienna:
Paulsen variation
|
|
Vienna:
Fyfe gambit
|
|
Vienna
gambit
|
|
Vienna
gambit
|
|
Vienna:
Pierce gambit
|
|
Vienna: Pierce gambit,
Rushmere attack
|
|
Vienna:
Hamppe-Allgaier gambit
|
|
Vienna: Hamppe-Allgaier
gambit, Alapin variation
|
|
Vienna:
Hamppe-Muzio gambit
|
|
Vienna: Hamppe-Muzio, Dubois
variation
|
|
Vienna:
Steinitz gambit
|
|
Vienna: Steinitz gambit,
Fraser- Minckwitz variation
|
|
Vienna: Steinitz gambit,
Zukertort defence
|
|
------------------------------------------------
|
|
Vienna:
Falkbeer variation
|
|
Vienna:
Paulsen-Mieses variation
|
|
Vienna:
Mengarini variation
|
|
Vienna
game
|
|
Vienna
game (Bc4...Bc5)
|
|
------------------------------------------------
|
|
Vienna
game
|
|
Vienna:
Frankenstein-Dracula variation
|
|
Vienna:
Adams gambit
|
|
Vienna
game
|
|
Vienna:
Alekhine variation
|
|
------------------------------------------------
|
|
Vienna
game: 4.d3
|
|
------------------------------------------------
|
|
Vienna
gambit
|
|
Vienna
gambit: Steinitz variation
|
|
Vienna
gambit: Kaufmann variation
|
|
Vienna
gambit: Breyer variation
|
|
Vienna
gambit: Paulsen attack
|
|
Vienna
gambit: Bardeleben variation
|
|
Vienna
gambit: Heyde variation
|
|
Vienna
gambit
|
|
Vienna
gambit: Wurzburger trap
|
|
------------------------------------------------
|
|
King's
gambit
|
|
KGD: Mafia
defence
|
|
KGD:
2...Nf6
|
|
KGD:
Keene's defence
|
|
KGD:
Norwalde variation
|
|
KGD: Norwalde variation,
Buecker gambit
|
|
KGD:
classical variation
|
|
KGD:
classical (4.c3)
|
|
KGD:
classical counter-gambit
|
|
KGD:
classical, Reti variation
|
|
KGD:
classical, Marshall attack
|
|
KGD:
classical, Soldatenkov variation
|
|
KGD:
classical, Svenonius variation
|
|
KGD:
classical, Hanham variation
|
|
KGD:
classical, Heath variation
|
|
------------------------------------------------
|
|
KGD:
Falkbeer counter-gambit
|
|
KGD: Falkbeer, Milner-Barry
variation
|
|
KGD:
Falkbeer, Tartakower variation
|
|
KGD: Falkbeer
counter-gambit
|
|
KGD:
Falkbeer (3...e4)
|
|
KGD:
Falkbeer (4.d3)
|
|
KGD:
Falkbeer, Morphy gambit
|
|
KGD:
Falkbeer, Rubinstein variation
|
|
KGD:
Falkbeer, Nimzovich variation
|
|
KGD:
Nimzovich counter- gambit
|
|
------------------------------------------------
|
|
KGD:
Falkbeer (5.dxe4)
|
|
KGD:
Falkbeer, Charousek gambit
|
|
KGD:
Falkbeer, Charousek variation
|
|
KGD: Falkbeer, main line
(7...Bf5)
|
|
KGD:
Falkbeer, Tarrasch variation
|
|
KGD:
Falkbeer, Alapin variation
|
|
KGD:
Falkbeer, Keres variation
|
|
KGD:
Falkbeer, Reti variation
|
|
------------------------------------------------
|
|
King's
gambit accepted
|
|
KGA:
bishop's gambit
|
|
KGA: bishop's gambit, Bledow
variation
|
|
KGA: bishop's gambit,
Chigorin's attack
|
|
KGA: bishop's gambit,
Gifford variation
|
|
KGA: bishop's gambit, Boren-
Svenonius variation
|
|
KGA: bishop's gambit, Anderssen
variation
|
|
KGA: bishop's gambit, Morphy
variation
|
|
KGA: bishop's gambit, Lopez-
Gianutio counter-gambit
|
|
KGA: Lopez-Gianutio counter-
gambit, Hein variation
|
|
KGA: bishop's gambit,
Maurian defence
|
|
KGA: bishop's gambit,
Steinitz defence
|
|
KGA: bishop's gambit, Cozio
(Morphy) defence
|
|
KGA: bishop's gambit,
Bogolyubov variation
|
|
KGA: bishop's gambit,
Jaenisch variation
|
|
KGA: bishop's gambit,
Paulsen attack
|
|
KGA: bishop's gambit, Greco
variation
|
|
KGA: bishop's gambit,
classical defence
|
|
KGA: bishop's gambit,
classical defence, Cozio attack
|
|
KGA: bishop's gambit,
McDonnell attack
|
|
KGA: bishop's gambit, Fraser
variation
|
|
KGA: bishop's gambit,
classical defence
|
|
KGA: bishop's gambit,
McDonnell attack
|
|
KGA: bishop's gambit, Grimm
attack
|
|
KGA: bishop's gambit, Boden
defence
|
|
KGA: bishop's gambit, Bryan
counter-gambit
|
|
KGA: bishop's gambit, Ruy
Lopez defence
|
|
KGA: bishop's gambit, Bryan
counter-gambit
|
|
KGA: Lesser bishop's
(Petroff- Jaenisch-Tartakower) gambit
|
|
KGA:
Villemson (Steinitz) gambit
|
|
KGA: Keres (Mason-Steinitz)
gambit
|
|
KGA:
Breyer gambit
|
|
KGA:
Tumbleweed gambit
|
|
KGA: Pawn's gambit (Stamma
gambit)
|
|
KGA:
Schurig gambit
|
|
KGA:
Carrera (Basman) gambit
|
|
KGA:
Orsini gambit
|
|
------------------------------------------------
|
|
King's
knight's gambit
|
|
KGA:
Gianutio counter-gambit
|
|
KGA:
Becker defence
|
|
KGA:
Schallop defence
|
|
KGA:
Bonsch-Osmolovsky variation
|
|
KGA:
Fischer defence
|
|
------------------------------------------------
|
|
KGA:
Cunningham defence
|
|
KGA:
Cunningham, Euwe defence
|
|
KGA:
Cunningham, Bertin gambit
|
|
KGA: Cunningham, three pawns
gambit
|
|
------------------------------------------------
|
|
KGA: Abbazia defence
(classical defence, modern defence)
|
|
KGA: Abbazia defence, modern
variation
|
|
KGA: Abbazia defence,
Botvinnik variation
|
|
------------------------------------------------
|
|
KGA:
Rosentreter gambit
|
|
KGA:
Soerensen gambit
|
|
KGA:
Quaade gambit
|
|
KGA:
King's knight's gambit
|
|
KGA:
Blachly gambit
|
|
KGA:
MacDonnell gambit
|
|
KGA:
Salvio gambit
|
|
KGA:
Herzfeld gambit
|
|
KGA:
Silberschmidt gambit
|
|
KGA: Salvio gambit,
Anderssen counter-attack
|
|
KGA:
Cochrane gambit
|
|
KGA: Muzio
gambit
|
|
KGA: Muzio gambit, From defence
|
|
KGA: Muzio gambit, Paulsen
variation
|
|
KGA:
double Muzio gambit
|
|
KGA: Muzio gambit, Holloway
defence
|
|
KGA: Muzio gambit, Kling and
Horwitz counter-attack
|
|
KGA: Muzio gambit, Brentano
defence
|
|
KGA: Lolli gambit (wild
Muzio gambit)
|
|
KGA: Lolli gambit, Young
variation
|
|
KGA:
Ghulam Kassim gambit
|
|
------------------------------------------------
|
|
King's
knight's gambit
|
|
KGA:
Hanstein gambit
|
|
KGA:
Philidor gambit
|
|
KGA: Philidor gambit,
Schultz variation
|
|
KGA: Greco
gambit
|
|
------------------------------------------------
|
|
King's
knight's gambit
|
|
KGA:
Allgaier gambit
|
|
KGA:
Allgaier, Schlechter defence
|
|
KGA:
Allgaier, Thorold variation
|
|
KGA:
Allgaier, Cook variation
|
|
KGA:
Allgaier, Blackburne gambit
|
|
KGA:
Allgaier, Horny defence
|
|
KGA:
Allgaier, Walker attack
|
|
KGA:
Allgaier, Urusov attack
|
|
KGA:
Kieseritsky, Paulsen defence
|
|
KGA:
Kieseritsky, Kolisch defence
|
|
KGA: Kieseritsky, long whip
(Stockwhip, classical) defence
|
|
KGA: Kieseritsky, long whip
defence, Jaenisch variation
|
|
KGA:
Kieseritsky, Berlin defence
|
|
KGA: Kieseritsky, Berlin
defence, Riviere variation
|
|
KGA: Kieseritsky, Berlin
defence (6.Bc4)
|
|
KGA:
Kieseritsky, Rice gambit
|
|
KGA: Kieseritsky, Salvio
(Rosenthal) defence
|
|
KGA: Kieseritsky, Salvio
defence, Cozio variation
|
|
KGA: Kieseritsky, Brentano
(Campbell) defence
|
|
KGA:
Kieseritsky, Brentano defence
|
|
KGA: Kieseritsky, Brentano
defence, Caro variation
|
|
KGA: Kieseritsky, Brentano
defence, Kaplanek variation
|
|
KGA:
Kieseritsky, Neumann defence
|
|
KGA:
Kieseritsky, Polerio defence
|
|
------------------------------------------------
|
|
King's
knight opening
|
|
QP counter-gambit (elephant
gambit)
|
|
QP counter-gambit: Maroczy
gambit
|
|
Latvian
counter-gambit
|
|
Latvian:
Nimzovich variation
|
|
Latvian:
Fraser defence
|
|
Latvian
gambit (3.Bc4)
|
|
Latvian:
corkscrew counter- gambit
|
|
Latvian:
Behting variation
|
|
Latvian:
Polerio variation
|
|
Damiano's
defence
|
|
Greco
defence
|
|
Gunderam
defence
|
|
------------------------------------------------
|
|
Philidor's
defence
|
|
Philidor's
defence
|
|
Philidor:
Philidor counter-gambit
|
|
Philidor: Philidor counter-
gambit, Zukertort variation
|
|
Philidor: Philidor counter-
gambit, del Rio attack
|
|
Philidor: Philidor
counter-gambit, Berger variation
|
|
Philidor:
Hanham variation
|
|
Philidor:
Hanham, Schlechter variation
|
|
Philidor:
Hanham, Kmoch variation
|
|
Philidor:
Hanham, Berger variation
|
|
Philidor:
Hanham, Krause variation
|
|
Philidor: Hanham,
Steiner variation
|
|
Philidor:
Hanham, Delmar variation
|
|
Philidor:
Nimzovich (Jaenisch) variation
|
|
Philidor:
Improved Hanham variation
|
|
Philidor:
Nimzovich, Sozin variation
|
|
Philidor:
Nimzovich, Larobok variation
|
|
Philidor:
Nimzovich, Locock variation
|
|
Philidor:
Nimzovich, Klein variation
|
|
Philidor:
Nimzovich variation
|
|
Philidor:
Nimzovich, Rellstab variation
|
|
Philidor:
Nimzovich, Sokolsky variation
|
|
Philidor:
exchange variation
|
|
Philidor:
Boden variation
|
|
Philidor:
exchange variation
|
|
Philidor:
exchange variation
|
|
Philidor:
Berger variation
|
|
Philidor:
Paulsen attack
|
|
Philidor:
Larsen variation
|
|
Philidor:
Lopez counter-gambit
|
|
Philidor: Lopez
counter-gambit, Jaenisch variation
|
|
Philidor:
Steinitz variation
|
|
------------------------------------------------
|
|
Russian defence: (Petroff's)
C27 Boden-Kieseritsky gambit
|
|
Boden-Kieseritsky
gambit
|
|
Russian defence: (Petroff's)
Lichtehein variation C27
|
|
Petrov's
defence
|
|
Petrov:
Italian variation
|
|
Petrov:
three knights game
|
|
Petrov:
Damiano variation
|
|
Petrov:
French attack
|
|
Petrov:
classical attack
|
|
Petrov: classical attack,
close variation
|
|
Petrov: classical attack,
Mason variation
|
|
Petrov: classical attack,
Chigorin variation
|
|
Petrov: classical attack,
Krause variation
|
|
Petrov: classical attack,
Maroczy variation
|
|
Petrov: classical attack,
Berger variation
|
|
Petrov: classical attack, Jaenisch
variation
|
|
Petrov: classical attack,
Marshall variation
|
|
Petrov: classical attack,
Tarrasch variation
|
|
Petrov: classical attack,
Marshall trap
|
|
Petrov:
Nimzovich attack
|
|
Petrov:
Cozio (Lasker) attack
|
|
Petrov:
Kaufmann attack
|
|
Petrov: Cochrane
gambit
|
|
Petrov:
Paulsen attack
|
|
------------------------------------------------
|
|
Petrov:
modern (Steinitz) attack
|
|
Petrov: modern attack,
Symmetrical variation
|
|
Petrov: modern attack,
Trifunovic variation
|
|
Petrov: modern attack, main
line
|
|
Petrov: modern attack,
Steinitz variation
|
|
Petrov: modern attack,
Bardeleben variation
|
|
------------------------------------------------
|
|
King's
pawn game
|
|
Ponziani
opening
|
|
Ponziani:
Jaenisch counter-attack
|
|
Ponziani:
Fraser defence
|
|
Ponziani:
Reti variation
|
|
Ponziani:
Romanishin variation
|
|
Ponziani
counter-gambit
|
|
Ponziani counter-gambit,
Schmidt attack
|
|
Ponziani counter-gambit,
Cordel variation
|
|
Ponziani:
Leonhardt variation
|
|
Ponziani:
Caro variation
|
|
Ponziani:
Steinitz variation
|
|
Scotch
opening
|
|
Scotch:
Lolli variation
|
|
Scotch:
Cochrane variation
|
|
Scotch:
Lolli variation
|
|
Scotch
gambit
|
|
Scotch
gambit
|
|
Scotch
gambit
|
|
Scotch
gambit: Cochrane variation
|
|
Scotch
gambit: Hanneken variation
|
|
Scotch
gambit: Benima defence
|
|
Scotch gambit: Dubois-Reti
defence
|
|
Scotch gambit: Anderssen
(Paulsen, Suhle) counter-attack
|
|
Scotch
gambit
|
|
Scotch
gambit: Vitzhum attack
|
|
Scotch gambit: Cochrane-
Shumov defence
|
|
Scotch:
Goering gambit
|
|
Scotch:
Sea-cadet mate
|
|
Scotch:
Goering gambit
|
|
Scotch: Goering gambit, Bardeleben
variation
|
|
Scotch:
Relfsson gambit ('MacLopez')
|
|
Konstantinopolsky
opening
|
|
Irish
(Chicago) gambit
|
|
Dresden
opening
|
|
Inverted
Hungarian
|
|
Tayler
opening
|
|
Inverted
Hanham
|
|
------------------------------------------------
|
|
Scotch:
Ghulam Kassim variation
|
|
Scotch
game
|
|
Scotch:
Schmidt variation
|
|
Scotch:
Tartakower variation
|
|
Scotch:
Mieses variation
|
|
Scotch:
Pulling counter-attack
|
|
Scotch:
Steinitz variation
|
|
Scotch:
Fraser attack
|
|
Scotch:
Horwitz attack
|
|
Scotch:
Berger variation
|
|
Scotch
game
|
|
Scotch:
Rosenthal variation
|
|
Scotch
game
|
|
Scotch:
Potter variation
|
|
Scotch:
Romanishin variation
|
|
Scotch:
Blumenfeld attack
|
|
Scotch:
Meitner variation
|
|
Scotch:
Blackburne attack
|
|
Scotch:
Gottschall variation
|
|
Scotch:
Paulsen attack
|
|
Scotch:
Paulsen, Gunsberg defence
|
|
------------------------------------------------
|
|
Three
knights game
|
|
Three
knights: Steinitz variation
|
|
Three knights: Steinitz,
Rosenthal variation
|
|
Four knights:
Schultze-Mueller gambit
|
|
Four
knights: Italian variation
|
|
Three knights: Winawer
defence (Gothic defence)
|
|
Three
knights: Schlechter variation
|
|
------------------------------------------------
|
|
Four
knights game
|
|
Four
knights: Scotch variation
|
|
Four
knights: Scotch (4...exd4)
|
|
Four knights: Scotch
(4...exd4 5.Nxd4)
|
|
Four
knights: Belgrade gambit
|
|
Four knights: Scotch, Krause
variation
|
|
Four knights: Ioseliani-Glek
variation
|
|
Four
knights: Gunsberg variation
|
|
------------------------------------------------
|
|
Four
knights: Spanish variation
|
|
Four knights: Spanish,
classical defence
|
|
Four
knights: Bardeleben variation
|
|
Four
knights: Marshall variation
|
|
Four knights: Rubinstein
counter-gambit
|
|
Four knights: Rubinstein
counter-gambit, exchange variation
|
|
Four knights: Rubinstein
counter-gambit, Bogolyubov variation
|
|
Four knights: Rubinstein
counter-gambit, Henneberger variation
|
|
Four knights: Rubinstein
counter- gambit (5.Be2)
|
|
Four knights: Rubinstein
counter-gambit, Maroczy variation
|
|
Four
knights: Ranken variation
|
|
Four
knights: Spielmann variation
|
|
------------------------------------------------
|
|
Four knights: double Ruy
Lopez
|
|
Four knights: double Ruy
Lopez
|
|
Four
knights: symmetrical variation
|
|
Four knights: symmetrical,
Maroczy system
|
|
Four knights: symmetrical,
Metger unpin
|
|
Four knights: symmetrical,
Capablanca variation
|
|
Four knights: symmetrical,
Pillsbury variation
|
|
Four knights: symmetrical,
Blake variation
|
|
Four knights: symmetrical,
Tarrasch variation
|
|
Four
knights: Alatortsev variation
|
|
Four
knights game
|
|
Four
knights: Janowski variation
|
|
Four
knights: Svenonius variation
|
|
Four knights: Gunsberg
counter-attack
|
|
Four knights: Nimzovich
(Paulsen) variation
|
|
------------------------------------------------
|
|
Hungarian
defence: Tartakower variation
|
|
King's
pawn game
|
|
Hungarian
defence
|
|
Rousseau
gambit
|
|
Blackburne
shilling gambit
|
|
Giuoco
Piano
|
|
Giuoco Piano: four knights
variation
|
|
Giuoco
Piano: Jerome gambit
|
|
Giuoco
Pianissimo
|
|
Giuoco
Pianissimo: Dubois variation
|
|
Giuoco
Pianissimo
|
|
Giuoco Pianissimo: Italian
four knights variation
|
|
Giuoco
Pianissimo: Canal variation
|
|
------------------------------------------------
|
|
Evans
gambit declined
|
|
Evans
gambit
|
|
Evans gambit: Stone-Ware
variation
|
|
Evans
gambit (5...Be7)
|
|
Evans
gambit: Cordel variation
|
|
Evans
gambit: Mayet defence
|
|
Evans
gambit: normal variation
|
|
Evans
gambit: Morphy attack
|
|
Evans
gambit: Goering attack
|
|
Evans
gambit: Steinitz variation
|
|
Evans gambit
|
|
Evans
gambit: Fraser attack
|
|
Evans gambit:
Fraser-Mortimer attack
|
|
Evans
gambit: Ulvestad variation
|
|
Evans
gambit: Paulsen variation
|
|
Evans
counter-gambit
|
|
Evans gambit declined:
Cordel variation
|
|
Evans gambit declined:
Hirschbach variation
|
|
Evans gambit declined:
Hicken variation
|
|
Evans gambit declined:
Vasquez variation
|
|
Evans gambit declined: Lange
variation
|
|
Evans gambit declined:
Pavlov variation
|
|
Evans
gambit declined: 5.a4
|
|
Evans gambit declined:
Showalter variation
|
|
------------------------------------------------
|
|
Evans
gambit
|
|
Evans
gambit
|
|
Evans
gambit: Richardson attack
|
|
Evans
gambit
|
|
Evans gambit: Sanders-Alapin
variation
|
|
Evans gambit:
Alapin-Steinitz variation
|
|
Evans
gambit: Waller attack
|
|
Evans
gambit: Lasker defence
|
|
Evans
gambit
|
|
Evans
gambit: Sokolsky variation
|
|
Evans
gambit: Tartakower attack
|
|
Evans
gambit: Levenfish variation
|
|
Evans
gambit: compromised defence
|
|
Evans gambit: compromised
defence, Paulsen variation
|
|
Evans gambit: compromised
defence, Potter variation
|
|
Evans
gambit: Leonhardt variation
|
|
------------------------------------------------
|
|
Giuoco
Piano
|
|
Giuoco
Piano
|
|
Giuoco
Piano
|
|
Giuoco Piano: Ghulam Kassim
variation
|
|
Giuoco
Piano
|
|
Giuoco
Piano: Anderssen variation
|
|
Giuoco
Piano: Bird's attack
|
|
Giuoco
Piano: close variation
|
|
Giuoco Piano: centre-holding
variation
|
|
Giuoco
Piano: Tarrasch variation
|
|
Giuoco
Piano: Mestel variation
|
|
Giuoco
Piano: Eisinger variation
|
|
Giuoco
Piano: LaBourdonnais variation
|
|
------------------------------------------------
|
|
Giuoco
Piano
|
|
Giuoco
Piano: Greco's attack
|
|
Giuoco
Piano: Greco variation
|
|
Giuoco
Piano: Aitken variation
|
|
Giuoco
Piano: Bernstein variation
|
|
Giuoco
Piano
|
|
Giuoco Piano: Moeller
(Therkatz) attack
|
|
Giuoco Piano: Moeller,
bayonet attack
|
|
Giuoco Piano: Therkatz-
Herzog variation
|
|
Giuoco
Piano: Steinitz variation
|
|
Giuoco
Piano: Cracow variation
|
|
Giuoco
Piano: Krause variation
|
|
------------------------------------------------
|
|
Two knights defence: Perreux
variation
|
|
Two
knights defence
|
|
Two knights: Max Lange
attack
|
|
Two knights: Max Lange
attack, Steinitz variation
|
|
Two knights: Max Lange
attack, Krause variation
|
|
Two knights: Max Lange
attack, Marshall variation
|
|
Two knights: Max Lange
attack, Rubinstein variation
|
|
Two knights: Max Lange
attack, Berger variation
|
|
Two knights: Max Lange attack,
Loman defence
|
|
Two knights: Max Lange
attack, Schlechter variation
|
|
Two knights defence: Keidanz
variation
|
|
Two
knights defence
|
|
Two
knights defence
|
|
Giuoco
piano: Rosentreter variation
|
|
Giuoco
piano
|
|
Giuoco
piano: Holzhausen attack
|
|
Two knights defence (Modern
bishop's opening)
|
|
------------------------------------------------
|
|
Two
knights defence
|
|
Two knights defence: Canal
variation
|
|
Two knights defence: Yurdansky
attack
|
|
------------------------------------------------
|
|
Two
knights defence
|
|
Two knights defence: Fritz
variation
|
|
Two knights defence: Fritz,
Gruber variation
|
|
Two knights defence:
Fegatello attack
|
|
Two knights defence:
Fegatello attack, Polerio defence
|
|
Two knights defence:
Fegatello attack, Leonhardt variation
|
|
Two knights defence: Lolli
attack
|
|
Two knights defence: Pincus
variation
|
|
Two knights defence: Ulvestad
variation
|
|
Two knights defence: Wilkes
Barre (Traxler) variation
|
|
------------------------------------------------
|
|
Two
knights defence
|
|
Two knights defence:
Kieseritsky variation
|
|
Two knights defence: Maroczy
variation
|
|
Two knights defence:
Yankovich variation
|
|
Two
knights defence
|
|
Two knights defence:
Bogolyubov variation
|
|
Two knights defence: Colman
variation
|
|
Two knights defence:
Blackburne variation
|
|
Two knights defence: Paoli
variation
|
|
Two
knights defence
|
|
------------------------------------------------
|
|
Two
knights defence
|
|
Two knights defence:
Steinitz variation
|
|
Two knights defence: Goering
variation
|
|
Two knights defence: Knorre
variation
|
|
------------------------------------------------
|
|
Ruy Lopez
(Spanish opening)
|
|
Ruy Lopez:
Cozio defence
|
|
Ruy Lopez: Cozio defence,
Paulsen variation
|
|
Ruy Lopez:
Nuernberg variation
|
|
Ruy Lopez:
Pollock defence
|
|
Ruy Lopez:
Lucena defence
|
|
Ruy Lopez:
Vinogradov variation
|
|
Ruy Lopez:
Brentano defence
|
|
Ruy Lopez: fianchetto
(Smyslov-Barnes) defence
|
|
------------------------------------------------
|
|
Ruy Lopez:
Bird's defence
|
|
Ruy Lopez: Bird's defence,
Paulsen variation
|
|
------------------------------------------------
|
|
Ruy Lopez: old Steinitz
defence
|
|
Ruy Lopez: old Steinitz
defence, Nimzovich attack
|
|
Ruy Lopez: old Steinitz
defence, semi-Duras variation
|
|
------------------------------------------------
|
|
Ruy Lopez:
Schliemann defence
|
|
Ruy Lopez: Schliemann
defence, Berger variation
|
|
------------------------------------------------
|
|
Ruy Lopez: classical
(Cordel) defence
|
|
Ruy Lopez: classical
defence, Zaitsev variation
|
|
Ruy Lopez: classical defence
(4.c3)
|
|
Ruy Lopez:
Cordel gambit
|
|
Ruy Lopez: classical
defence, Boden variation
|
|
Ruy Lopez: classical
defence, Charousek variation
|
|
------------------------------------------------
|
|
Ruy Lopez: classical
defence, Benelux variation C64 Ruy Lopez:
|
|
Ruy Lopez:
Berlin defence
|
|
Ruy Lopez: Berlin defence,
Nyholm attack
|
|
Ruy Lopez: Berlin defence
(4.O-O)
|
|
Ruy Lopez: Berlin defence,
Beverwijk variation
|
|
Ruy Lopez: Berlin defence,
Duras variation
|
|
Ruy Lopez: Berlin defence,
Anderssen variation
|
|
Ruy Lopez: Berlin defence,
Mortimer variation
|
|
Ruy Lopez: Berlin defence,
Mortimer trap
|
|
Ruy Lopez: Berlin defence,
Kaufmann variation
|
|
------------------------------------------------
|
|
Ruy Lopez: Berlin defence
(4.O-O d6)
|
|
Ruy Lopez: closed Berlin
defence, Chigorin variation
|
|
Ruy Lopez: closed Berlin
defence, Wolf variation
|
|
Ruy Lopez: Berlin defence,
hedgehog variation
|
|
Ruy Lopez: closed Berlin
defence, Showalter variation
|
|
Ruy Lopez: Berlin defence,
Tarrasch trap
|
|
Ruy Lopez: closed Berlin
defence, Bernstein variation
|
|
------------------------------------------------
|
|
Ruy Lopez: Berlin defence,
open variation
|
|
Ruy Lopez: open Berlin
defence (5...Be7)
|
|
Ruy Lopez: Berlin defence,
Trifunovic variation
|
|
Ruy Lopez: Berlin defence,
Cordel variation
|
|
Ruy Lopez: Berlin defence,
Rio de Janeiro variation
|
|
Ruy Lopez: Berlin defence,
Winawer attack
|
|
Ruy Lopez: Berlin defence,
Zukertort variation
|
|
Ruy Lopez: Berlin defence,
Pillsbury variation
|
|
Ruy Lopez: Berlin defence,
Minckwitz variation
|
|
Ruy Lopez: open Berlin
defence, l'Hermet variation
|
|
Ruy Lopez: open Berlin
defence, Showalter variation
|
|
Ruy Lopez: Berlin defence,
Rosenthal variation
|
|
------------------------------------------------
|
|
Ruy Lopez:
exchange variation
|
|
Ruy Lopez: exchange, Keres
variation
|
|
Ruy Lopez: exchange,
Romanovsky variation
|
|
Ruy Lopez: exchange,
Pachman-Romanishin variation
|
|
Ruy Lopez: exchange,
Alekhine variation
|
|
------------------------------------------------
|
|
Ruy Lopez: exchange
variation (5.O-O)
|
|
Ruy Lopez: exchange
variation, Alapin gambit
|
|
Ruy Lopez: exchange,
Gligoric variation
|
|
------------------------------------------------
|
|
Ruy Lopez
|
|
Ruy Lopez: Alapin's defence
deferred
|
|
Ruy Lopez: classical defence
deferred
|
|
Ruy Lopez: Schliemann
defence deferred
|
|
Ruy Lopez: Cozio defence
deferred
|
|
Ruy Lopez: fianchetto
defence deferred
|
|
Ruy Lopez: Bird's defence
deferred
|
|
Ruy Lopez:
Caro variation
|
|
Ruy Lopez: Taimanov (chase
wing accelerated counterthrust)
|
|
Ruy Lopez:
Graz variation
|
|
------------------------------------------------
|
|
Ruy Lopez: modern Steinitz
defence
|
|
Ruy Lopez: Noah's ark trap
|
|
Ruy Lopez: modern Steinitz
defence, three knights variation
|
|
Ruy Lopez: modern Steinitz
defence, Duras (Keres) variation
|
|
------------------------------------------------
|
|
Ruy Lopez: modern Steinitz
defence (5.O-O)
|
|
------------------------------------------------
|
|
Ruy Lopez: modern Steinitz
defence, Richter variation
|
|
Ruy Lopez: modern Steinitz
defence, Alapin variation
|
|
------------------------------------------------
|
|
Ruy Lopez: modern Steinitz
defence
|
|
Ruy Lopez: modern Steinitz
defence, siesta variation
|
|
Ruy Lopez: Siesta, Kopayev
variation
|
|
------------------------------------------------
|
|
Ruy Lopez: modern Steinitz
defence
|
|
Ruy Lopez: modern Steinitz
defence, Rubinstein variation
|
|
Ruy Lopez: modern Steinitz
defence, Rubinstein-Geller variation
|
|
------------------------------------------------
|
|
Ruy Lopez: modern Steinitz
defence, fianchetto (Bronstein)
|
|
------------------------------------------------
|
|
Ruy Lopez:
Morphy defence
|
|
Ruy Lopez:
Anderssen variation
|
|
Ruy Lopez: Morphy defence,
Duras variation
|
|
Ruy Lopez: four knights
(Tarrasch) variation
|
|
Ruy Lopez: Wormald (Alapin)
attack
|
|
Ruy Lopez: Wormald attack,
Gruenfeld variation
|
|
Ruy Lopez: Treybal
(Bayreuth) variation (exchange deferred)
|
|
------------------------------------------------
|
|
Ruy Lopez:
5.O-O
|
|
Ruy Lopez:
Moeller defence
|
|
Ruy Lopez:
Archangel variation
|
|
Ruy Lopez:
wing attack
|
|
Ruy Lopez:
(...b5...d6)
|
|
Ruy Lopez:
Rabinovich variation
|
|
Ruy Lopez: Archangelsk
(counterthrust) variation
|
|
------------------------------------------------
|
|
Ruy Lopez: Steinitz defence
deferred (Russian defence)
|
|
Ruy Lopez: Steinitz defence
deferred, Rubinstein variation
|
|
Ruy Lopez: Steinitz defence
deferred, Boleslavsky variation
|
|
Ruy Lopez: Steinitz defence
deferred, Lipnitsky variation
|
|
------------------------------------------------
|
|
Ruy Lopez: open (Tarrasch)
defence
|
|
Ruy Lopez: open, Tartakower
variation
|
|
Ruy Lopez: open, Knorre
variation
|
|
Ruy Lopez:
open (6.d4)
|
|
Ruy Lopez: open, Riga
variation
|
|
Ruy Lopez: open (6.d4 b5)
|
|
Ruy Lopez: open, Friess attack
|
|
Ruy Lopez: open, Richter
variation
|
|
Ruy Lopez:
open (7.Bb3)
|
|
Ruy Lopez: open, Harksen
gambit
|
|
Ruy Lopez:
open (8.dxe5)
|
|
Ruy Lopez: open, Zukertort
variation
|
|
Ruy Lopez:
open (8...Be6)
|
|
Ruy Lopez: open, Bernstein
variation
|
|
Ruy Lopez: open, Bernstein
variation, Karpov gambit
|
|
Ruy Lopez: open, Schlechter
defence
|
|
Ruy Lopez: open, Berger
variation
|
|
------------------------------------------------
|
|
Ruy Lopez: open, Howell
attack
|
|
Ruy Lopez: open, Howell
attack, Adam variation
|
|
Ruy Lopez: open, Howell
attack, Ekstroem variation
|
|
------------------------------------------------
|
|
Ruy Lopez:
open (9.c3)
|
|
Ruy Lopez: open, Berlin
variation
|
|
Ruy Lopez: open, Italian
variation
|
|
Ruy Lopez: open, Motzko
attack
|
|
Ruy Lopez: open, Motzko
attack, Nenarokov variation
|
|
Ruy Lopez: open, St.
Petersburg variation
|
|
Ruy Lopez: open, Dilworth
variation
|
|
------------------------------------------------
|
|
Ruy Lopez: open, classical
defence
|
|
Ruy Lopez: open (9...Be7
10.Re1)
|
|
Ruy Lopez: open, Tarrasch
trap
|
|
Ruy Lopez: open, Breslau variation
|
|
Ruy Lopez: open, Malkin
variation
|
|
------------------------------------------------
|
|
Ruy Lopez:
closed defence
|
|
Ruy Lopez: closed, centre
attack
|
|
Ruy Lopez: closed, Basque
gambit (North Spanish variation)
|
|
Ruy Lopez: closed centre
(6.d3)
|
|
Ruy Lopez: closed centre
(7...d6)
|
|
Ruy Lopez: closed centre
(7...Bb7)
|
|
Ruy Lopez: closed centre
(5...b5)
|
|
------------------------------------------------
|
|
Ruy Lopez: exchange
variation doubly deferred
|
|
------------------------------------------------
|
|
Ruy Lopez:
Worrall attack
|
|
Ruy Lopez: Worrall attack,
sharp line
|
|
Ruy Lopez: Worrall attack,
solid line
|
|
------------------------------------------------
|
|
Ruy Lopez: closed, Averbach
variation
|
|
------------------------------------------------
|
|
Ruy Lopez:
closed
|
|
Ruy Lopez: closed (7...h6
8.d4)
|
|
Ruy Lopez: Noah's ark trap
|
|
Ruy Lopez: closed, Leonhardt
variation
|
|
Ruy Lopez: closed, Balla
variation
|
|
Ruy Lopez: closed (7...O-O)
|
|
Ruy Lopez:
closed (8.c3)
|
|
Ruy Lopez: closed, anti-
Marshall (8.a4)
|
|
Ruy Lopez: Trajkovic
counter- attack
|
|
------------------------------------------------
|
|
Ruy Lopez: Marshall counter-
attack
|
|
Ruy Lopez: Marshall counter-
attack (11...c6)
|
|
Ruy Lopez: Marshall, main
line (12.d4)
|
|
Ruy Lopez: Marshall, main
line
|
|
Ruy Lopez: Marshall, main
line, Spassky variation
|
|
Ruy Lopez: Marshall, Kevitz
variation
|
|
Ruy Lopez: Marshall, Herman
Steiner variation
|
|
------------------------------------------------
|
|
Ruy Lopez: closed
(with...d6)
|
|
Ruy Lopez: closed, Pilnik
variation
|
|
Ruy Lopez: closed, Lutikov
variation
|
|
Ruy Lopez: closed, Suetin
variation
|
|
------------------------------------------------
|
|
Ruy Lopez:
closed (9.d4)
|
|
Ruy Lopez: closed,
Bogolyubov variation
|
|
------------------------------------------------
|
|
Ruy Lopez:
closed (9.h3)
|
|
Ruy Lopez: closed, Flohr-
Zaitsev system (Lenzerheide variation)
|
|
Ruy Lopez: closed, Kholmov
variation
|
|
Ruy Lopez: closed, Ragozin-
Petrosian (Keres) variation
|
|
Ruy Lopez: closed, Keres
(9...a5) variation
|
|
------------------------------------------------
|
|
Ruy Lopez: closed, Smyslov defence
|
|
------------------------------------------------
|
|
Ruy Lopez: closed, Breyer
defence
|
|
------------------------------------------------
|
|
Ruy Lopez: closed, Breyer
(10.d4)
|
|
Ruy Lopez: closed, Breyer,
Borisenko variation
|
|
Ruy Lopez: closed, Breyer,
Simagin variation
|
|
Ruy Lopez: closed, Breyer,
Gligoric variation
|
|
------------------------------------------------
|
|
Ruy Lopez:
closed (8...Na5)
|
|
Ruy Lopez: closed, Rossolimo
defence
|
|
Ruy Lopez:
closed (10...c5)
|
|
Ruy Lopez: closed, Keres
(...Nd7) defence
|
|
Ruy Lopez: closed, Borisenko
defence
|
|
------------------------------------------------
|
|
Ruy Lopez: closed, Chigorin
defence
|
|
Ruy Lopez: closed, Chigorin,
Yugoslav system
|
|
------------------------------------------------
|
|
Ruy Lopez: closed, Chigorin
(12...Nc6)
|
|
Ruy Lopez: closed, Chigorin,
Rauzer attack
|
|
------------------------------------------------
|
|
Ruy Lopez: closed, Chigorin
(...cxd4)
|
|
Ruy Lopez: closed, Chigorin
(...cxd4...Bb7)
|
chess
openings software.
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