Puzzles by openings
Sicilian Defense204,576
Old Sicilian13,975
Alapin Variation13,722
Closed13,719
Bowdler Attack13,697
Najdorf Variation11,094
Modern Variations10,747
Smith-Morra Gambit8,487
McDonnell Attack7,915
Taimanov Variation7,082
Open6,849
French Variation6,504
Nyezhmetdinov-Rossolimo Attack5,926
Accelerated Dragon5,891
Dragon Variation5,432
Kan Variation4,961
Smith-Morra Gambit Accepted4,782
Löwenthal Variation3,789
Delayed Alapin Variation3,422
Lasker-Pelikan Variation3,229
Four Knights Variation2,920
O'Kelly Variation2,846
Grand Prix Attack2,590
Wing Gambit2,468
Hyperaccelerated Dragon2,123
Classical Variation1,845
Staunton-Cochrane Variation1,729
Mengarini Variation1,703
Moscow Variation1,690
Smith-Morra Gambit Declined1,651
Scheveningen Variation1,492
Chekhover Variation1,245
Nimzowitsch Variation1,156
Kalashnikov Variation977
Marshall Counterattack966
Sozin Attack841
Franco-Sicilian Variation837
Richter-Rauzer Variation807
Pin Variation740
Kramnik Variation705
Hyperaccelerated Pterodactyl660
Morphy Gambit602
Lasker-Dunne Attack586
Paulsen-Basman Defense559
Godiva Variation505
Smith-Morra Gambit Deferred476
Portsmouth Gambit404
Prins Variation333
Keres Variation322
Katalimov Variation322
Drazic Variation315
Wing Gambit Deferred196
Jalalabad Variation151
Flohr Variation149
Nimzo-American Variation136
Kveinis Variation125
Boleslavsky Variation96
Bücker Variation90
Myers Attack85
Halasz Gambit78
Quinteros Variation74
Venice Attack70
French Defense87,197
Advance Variation15,197
Exchange Variation14,143
Knight Variation11,333
Tarrasch Variation5,578
Normal Variation4,649
Rubinstein Variation4,058
Winawer Variation3,853
Classical Variation3,673
La Bourdonnais Variation2,760
Queen's Knight1,967
Two Knights Variation1,921
Steiner Variation1,830
King's Indian Attack1,678
Franco-Sicilian Defense1,236
Steinitz Variation1,113
Horwitz Attack1,021
Schlechter Variation960
Steinitz Attack847
Paulsen Variation768
Wing Gambit661
Orthoschnapp Gambit510
Chigorin Variation503
Mediterranean Defense492
Alekhine-Chatard Attack401
St. George Defense349
Alapin Gambit343
Marshall Gambit273
Diemer-Duhm Gambit Accepted270
Perseus Gambit197
Pelikan Variation178
Réti-Spielmann Attack164
Franco-Hiva Gambit107
Diemer-Duhm Gambit99
Carlson Gambit88
Bird Invitation74
Henneberger Variation71
Queen's Pawn Game79,304
Accelerated London System17,780
Chigorin Variation8,933
London System6,539
Zukertort Variation6,134
Colle System5,869
Symmetrical Variation3,372
Modern Defense2,492
Levitsky Attack1,882
Krause Variation1,676
Torre Attack1,247
Stonewall Attack1,203
Anti-Torre1,172
Mason Attack893
Veresov Attack769
Anglo-Slav Opening404
Hübsch Gambit212
Barry Attack170
Veresov150
Italian Game75,241
Two Knights Defense19,644
Classical Variation11,962
Giuoco Pianissimo9,442
Anti-Fried Liver Defense7,354
Giuoco Piano5,947
Evans Gambit3,924
Scotch Gambit3,646
Blackburne-Kostić Gambit2,653
Rousseau Gambit2,001
Hungarian Defense1,639
Paris Defense1,492
Evans Gambit Declined524
Rosentreter Gambit454
Deutz Gambit440
Jerome Gambit224
Bird's Attack153
Scotch Invitation Declined90
Caro-Kann Defense73,396
Advance Variation13,821
Exchange Variation7,879
Two Knights Attack5,318
Classical Variation4,448
Panov Attack4,094
Hillbilly Attack2,775
Maróczy Variation2,633
Accelerated Panov Attack2,350
Tartakower Variation2,277
Main Line1,587
Karpov Variation1,245
Breyer Variation1,105
Campomanes Attack572
Endgame Offer490
von Hennig Gambit428
Rasa-Studier Gambit397
Alien Gambit359
Forgacs Variation341
Goldman Variation321
Euwe Attack305
Bronstein-Larsen Variation285
Alekhine Gambit253
Modern Variation234
Ulysses Gambit226
Apocalypse Attack221
Gurgenidze System195
Scandinavian Defense57,612
Mieses-Kotroc Variation12,086
Modern Variation11,409
Main Line10,684
Valencian Variation3,324
Gubinsky-Melts Defense2,319
Icelandic-Palme Gambit1,955
Panov Transfer1,568
Blackburne Gambit1,307
Marshall Variation1,224
Boehnke Gambit1,008
Blackburne-Kloosterboer Gambit929
Portuguese Gambit762
Kloosterboer Gambit580
Bronstein Variation342
Lasker Variation301
Classical Variation269
Kiel Variation247
Anderssen Counterattack227
Schiller-Pytel Variation137
Richter Variation117
Queen's Gambit Declined49,611
Marshall Defense7,725
Albin Countergambit4,150
Exchange Variation3,361
Chigorin Defense2,865
Modern Variation2,721
Queen's Knight Variation2,390
Ragozin Defense2,344
Baltic Defense2,175
Three Knights Variation1,979
Normal Defense1,827
Harrwitz Attack1,636
Semi-Tarrasch Defense1,535
Austrian Defense1,055
Tarrasch Defense995
Traditional Variation920
Vienna Variation604
Orthodox Defense535
Janowski Variation402
Neo-Orthodox Variation324
Barmen Variation269
Charousek Variation255
Cambridge Springs Defense244
Three Knights232
Tartakower Defense197
Austrian Attack160
Pseudo-Tarrasch Variation117
Capablanca Variation117
Been-Koomen Variation112
Alapin Variation78
Lasker Defense75
Anti-Tartakower Variation71
English Opening41,821
King's English Variation14,817
Symmetrical Variation6,843
Anglo-Indian Defense5,643
Agincourt Defense3,791
Anglo-Scandinavian Defense2,235
Caro-Kann Defensive System1,504
Great Snake Variation1,235
The Whale1,010
Mikenas-Carls Variation656
Carls-Bremen System651
Anglo-Dutch Defense622
Four Knights System348
Anglo-Grünfeld Defense305
Anglo-Lithuanian Variation277
Jaenisch Gambit160
Neo-Catalan82
Mikenas-Carls70
Ruy Lopez40,335
Morphy Defense7,795
Berlin Defense7,184
Steinitz Defense6,548
Classical Variation4,279
Exchange Variation3,678
Schliemann Defense2,040
Bird Variation1,990
Cozio Defense1,939
Closed1,331
Open729
Marshall Attack460
Nürnberg Variation325
Fianchetto Defense131
Spanish Countergambit124
Open Berlin Defense101
Vinogradov Variation76
Scotch Game37,428
Scotch Gambit7,733
Classical Variation4,911
Schmidt Variation3,292
Göring Gambit2,560
Lolli Variation2,045
Haxo Gambit1,677
Benima Defense1,189
Mieses Variation752
Potter Variation550
Modern Defense353
Malaniuk Variation272
Blumenfeld Attack222
Steinitz Variation188
Ghulam-Kassim Variation103
Relfsson Gambit97
Vitzthum Attack91
Paulsen Attack89
Indian Defense36,214
Budapest Defense5,729
Normal Variation2,118
London System1,920
Anti-Nimzo-Indian1,147
Knights Variation1,117
Wade-Tartakower Defense1,000
Spielmann-Indian881
West Indian Defense573
Accelerated London System525
Reversed Chigorin Defense479
Seirawan Attack404
Przepiorka Variation381
Tartakower Attack344
Pawn Push Variation308
Omega Gambit264
Czech-Indian151
Colle System138
Anti-Grünfeld132
Maddigan Gambit116
Pseudo-Benko72
Philidor Defense25,228
King's Gambit Accepted20,488
MacLeod Defense3,115
Fischer Defense2,590
King's Knight's Gambit2,439
Bishop's Gambit1,785
Cunningham Defense1,754
Modern Defense1,672
Schallopp Defense1,494
Abbazia Defense890
Kieseritzky Gambit601
Becker Defense577
Muzio Gambit540
Blachly Gambit436
Salvio Gambit432
Rosentreter Gambit319
Bonsch-Osmolovsky Variation287
Allgaier Gambit206
Hanstein Gambit139
Double Muzio Gambit126
Traditional Variation115
Lolli Gambit108
Ghulam-Kassim Gambit96
Sörensen Gambit78
Mason-Keres Gambit63
Four Knights Game19,917
Zukertort Opening19,796
Tennison Gambit4,680
Sicilian Invitation1,859
Black Mustang Defense1,582
Queen's Gambit Invitation1,124
Kingside Fianchetto1,034
Slav Invitation879
Pirc Invitation851
Queenside Fianchetto Variation739
Dutch Variation642
Old Indian Attack532
Lemberger Gambit510
Nimzo-Larsen Variation506
Ross Gambit496
Reversed Mexican Defense276
Quiet System253
Wade Defense236
Reversed Grünfeld216
Lisitsyn Gambit176
The Walrus144
Vos Gambit133
Herrstrom Gambit123
Arctic Defense86
Lisitsyn Gambit Deferred77
Polish Defense70
Modern Defense19,384
Pirc Defense18,750
Vienna Game18,424
Bishop's Opening18,220
Slav Defense17,573
King's Pawn Game16,959
Busch-Gass Gambit3,459
Leonardis Variation2,972
McConnell Defense1,995
Wayward Queen Attack1,660
Napoleon Attack766
Maróczy Defense707
Damiano Defense697
MacLeod Attack548
Tayler Opening449
Gunderam Gambit393
King's Head Opening382
Beyer Gambit310
Alapin Opening275
Dresden Opening229
Mengarini's Opening213
Clam Variation87
Tortoise Opening67
Queen's Gambit Accepted13,709
Benoni Defense12,818
Nimzowitsch Defense12,460
Nimzo-Larsen Attack12,236
King's Indian Defense11,704
Normal Variation3,653
Orthodox Variation1,186
Fianchetto Variation929
Sämisch Variation876
Four Pawns Attack798
Smyslov Variation539
Zinnowitz Variation379
Makogonov Variation372
Semi-Classical Variation222
Accelerated Averbakh Variation203
Semi-Averbakh System189
Larsen Variation173
Averbakh Variation162
Petrosian Variation139
Kramer Variation96
Exchange Variation88
Steiner Attack74
Alekhine Defense11,664
Horwitz Defense10,584
King's Gambit Declined10,392
Englund Gambit10,152
Bird Opening9,853
Dutch Defense9,015
Petrov's Defense8,167
Nimzo-Indian Defense7,857
Van't Kruijs Opening7,307
Semi-Slav Defense7,032
Center Game6,941
Hungarian Opening6,062
Ponziani Opening5,478
Polish Opening4,688
Rat Defense4,427
English Defense4,270
Grünfeld Defense4,173
King's Indian Attack4,086
King's Gambit3,991
Danish Gambit3,457
Van Geet Opening2,851
Old Indian Defense2,450
Tarrasch Defense2,389
Réti Opening2,326
London System1,597
Latvian Gambit1,536
Czech Defense1,386
Duras Gambit1,351
Saragossa Opening1,344
East Indian Defense1,133
Slav Indian499
Ware Opening402
Ware Defense351
Carr Defense267
Wade Defense194
Amar Opening144
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