Puzzles by openings
Sicilian Defense206,005
Old Sicilian14,076
Alapin Variation13,856
Closed13,838
Bowdler Attack13,767
Najdorf Variation11,138
Modern Variations10,795
Smith-Morra Gambit8,524
McDonnell Attack7,975
Taimanov Variation7,128
Open6,900
French Variation6,562
Nyezhmetdinov-Rossolimo Attack5,953
Accelerated Dragon5,938
Dragon Variation5,455
Kan Variation4,992
Smith-Morra Gambit Accepted4,850
Löwenthal Variation3,820
Delayed Alapin Variation3,471
Lasker-Pelikan Variation3,252
Four Knights Variation2,946
O'Kelly Variation2,863
Grand Prix Attack2,610
Wing Gambit2,491
Hyperaccelerated Dragon2,152
Classical Variation1,857
Staunton-Cochrane Variation1,735
Mengarini Variation1,719
Moscow Variation1,707
Smith-Morra Gambit Declined1,673
Scheveningen Variation1,495
Chekhover Variation1,250
Nimzowitsch Variation1,164
Kalashnikov Variation984
Marshall Counterattack972
Sozin Attack846
Franco-Sicilian Variation844
Richter-Rauzer Variation813
Pin Variation745
Kramnik Variation710
Hyperaccelerated Pterodactyl664
Morphy Gambit611
Lasker-Dunne Attack593
Paulsen-Basman Defense562
Godiva Variation505
Smith-Morra Gambit Deferred480
Portsmouth Gambit410
Prins Variation339
Katalimov Variation325
Keres Variation325
Drazic Variation318
Wing Gambit Deferred197
Flohr Variation153
Jalalabad Variation152
Nimzo-American Variation136
Kveinis Variation125
Boleslavsky Variation96
Bücker Variation90
Myers Attack86
Halasz Gambit79
Quinteros Variation77
Venice Attack70
French Defense87,933
Advance Variation15,301
Exchange Variation14,334
Knight Variation11,376
Tarrasch Variation5,627
Normal Variation4,676
Rubinstein Variation4,091
Winawer Variation3,879
Classical Variation3,706
La Bourdonnais Variation2,779
Queen's Knight1,983
Two Knights Variation1,939
Steiner Variation1,849
King's Indian Attack1,687
Franco-Sicilian Defense1,252
Steinitz Variation1,125
Horwitz Attack1,031
Schlechter Variation975
Steinitz Attack852
Paulsen Variation774
Wing Gambit674
Orthoschnapp Gambit512
Chigorin Variation506
Mediterranean Defense496
Alekhine-Chatard Attack401
St. George Defense352
Alapin Gambit348
Marshall Gambit286
Diemer-Duhm Gambit Accepted273
Perseus Gambit202
Pelikan Variation179
Réti-Spielmann Attack165
Franco-Hiva Gambit107
Diemer-Duhm Gambit99
Carlson Gambit90
Bird Invitation74
Henneberger Variation71
Queen's Pawn Game80,038
Accelerated London System17,939
Chigorin Variation9,005
London System6,600
Zukertort Variation6,193
Colle System5,929
Symmetrical Variation3,395
Modern Defense2,537
Levitsky Attack1,903
Krause Variation1,694
Torre Attack1,260
Stonewall Attack1,208
Anti-Torre1,183
Mason Attack903
Veresov Attack777
Anglo-Slav Opening411
Hübsch Gambit218
Barry Attack173
Veresov150
Italian Game75,744
Two Knights Defense19,802
Classical Variation12,045
Giuoco Pianissimo9,491
Anti-Fried Liver Defense7,386
Giuoco Piano5,978
Evans Gambit3,949
Scotch Gambit3,677
Blackburne-Kostić Gambit2,662
Rousseau Gambit2,028
Hungarian Defense1,643
Paris Defense1,520
Evans Gambit Declined528
Rosentreter Gambit461
Deutz Gambit444
Jerome Gambit225
Bird's Attack156
Scotch Invitation Declined91
Caro-Kann Defense74,207
Advance Variation13,948
Exchange Variation8,004
Two Knights Attack5,374
Classical Variation4,495
Panov Attack4,131
Hillbilly Attack2,803
Maróczy Variation2,673
Accelerated Panov Attack2,377
Tartakower Variation2,309
Main Line1,618
Karpov Variation1,256
Breyer Variation1,112
Campomanes Attack579
Endgame Offer501
von Hennig Gambit439
Rasa-Studier Gambit402
Alien Gambit367
Forgacs Variation344
Goldman Variation326
Euwe Attack311
Bronstein-Larsen Variation288
Alekhine Gambit255
Modern Variation237
Ulysses Gambit228
Apocalypse Attack226
Gurgenidze System196
Scandinavian Defense58,177
Mieses-Kotroc Variation12,172
Modern Variation11,543
Main Line10,778
Valencian Variation3,382
Gubinsky-Melts Defense2,335
Icelandic-Palme Gambit1,973
Panov Transfer1,582
Blackburne Gambit1,320
Marshall Variation1,242
Boehnke Gambit1,022
Blackburne-Kloosterboer Gambit944
Portuguese Gambit785
Kloosterboer Gambit584
Bronstein Variation342
Lasker Variation301
Classical Variation270
Kiel Variation249
Anderssen Counterattack227
Schiller-Pytel Variation138
Richter Variation118
Queen's Gambit Declined49,983
Marshall Defense7,783
Albin Countergambit4,189
Exchange Variation3,383
Chigorin Defense2,890
Modern Variation2,738
Queen's Knight Variation2,407
Ragozin Defense2,361
Baltic Defense2,186
Three Knights Variation1,997
Normal Defense1,839
Harrwitz Attack1,642
Semi-Tarrasch Defense1,549
Austrian Defense1,065
Tarrasch Defense1,010
Traditional Variation924
Vienna Variation605
Orthodox Defense541
Janowski Variation406
Neo-Orthodox Variation328
Barmen Variation270
Charousek Variation255
Cambridge Springs Defense249
Three Knights232
Tartakower Defense198
Austrian Attack162
Capablanca Variation119
Pseudo-Tarrasch Variation117
Been-Koomen Variation113
Alapin Variation78
Lasker Defense76
Anti-Tartakower Variation71
English Opening42,139
King's English Variation14,924
Symmetrical Variation6,877
Anglo-Indian Defense5,687
Agincourt Defense3,829
Anglo-Scandinavian Defense2,260
Caro-Kann Defensive System1,521
Great Snake Variation1,246
The Whale1,014
Mikenas-Carls Variation665
Carls-Bremen System654
Anglo-Dutch Defense626
Four Knights System352
Anglo-Grünfeld Defense307
Anglo-Lithuanian Variation280
Jaenisch Gambit161
Neo-Catalan84
Mikenas-Carls70
Ruy Lopez40,597
Morphy Defense7,843
Berlin Defense7,232
Steinitz Defense6,590
Classical Variation4,311
Exchange Variation3,699
Schliemann Defense2,055
Bird Variation2,003
Cozio Defense1,951
Closed1,343
Open732
Marshall Attack466
Nürnberg Variation327
Fianchetto Defense131
Spanish Countergambit124
Open Berlin Defense101
Vinogradov Variation76
Scotch Game37,760
Scotch Gambit7,812
Classical Variation4,948
Schmidt Variation3,320
Göring Gambit2,585
Lolli Variation2,089
Haxo Gambit1,689
Benima Defense1,200
Mieses Variation758
Potter Variation555
Modern Defense355
Malaniuk Variation274
Blumenfeld Attack226
Steinitz Variation190
Ghulam-Kassim Variation103
Relfsson Gambit98
Vitzthum Attack91
Paulsen Attack89
Indian Defense36,506
Budapest Defense5,771
Normal Variation2,137
London System1,934
Anti-Nimzo-Indian1,165
Knights Variation1,123
Wade-Tartakower Defense1,008
Spielmann-Indian892
Accelerated London System606
West Indian Defense577
Reversed Chigorin Defense487
Seirawan Attack406
Przepiorka Variation384
Tartakower Attack345
Pawn Push Variation310
Omega Gambit266
Czech-Indian151
Colle System139
Anti-Grünfeld135
Maddigan Gambit118
Pseudo-Benko72
Philidor Defense25,396
King's Gambit Accepted20,604
MacLeod Defense3,129
Fischer Defense2,606
King's Knight's Gambit2,451
Bishop's Gambit1,793
Cunningham Defense1,763
Modern Defense1,683
Schallopp Defense1,503
Abbazia Defense898
Kieseritzky Gambit603
Becker Defense580
Muzio Gambit542
Blachly Gambit439
Salvio Gambit436
Rosentreter Gambit320
Bonsch-Osmolovsky Variation292
Allgaier Gambit207
Hanstein Gambit139
Double Muzio Gambit127
Traditional Variation116
Lolli Gambit108
Ghulam-Kassim Gambit96
Sörensen Gambit79
Mason-Keres Gambit65
Four Knights Game20,054
Zukertort Opening19,975
Tennison Gambit4,718
Sicilian Invitation1,875
Black Mustang Defense1,594
Queen's Gambit Invitation1,136
Kingside Fianchetto1,039
Slav Invitation892
Pirc Invitation860
Queenside Fianchetto Variation744
Dutch Variation646
Old Indian Attack537
Lemberger Gambit516
Nimzo-Larsen Variation511
Ross Gambit500
Reversed Mexican Defense279
Quiet System257
Wade Defense238
Reversed Grünfeld221
Lisitsyn Gambit179
The Walrus146
Vos Gambit136
Herrstrom Gambit125
Arctic Defense87
Lisitsyn Gambit Deferred78
Polish Defense70
Modern Defense19,510
Pirc Defense18,930
Vienna Game18,575
Bishop's Opening18,351
Slav Defense17,715
King's Pawn Game17,094
Busch-Gass Gambit3,493
Leonardis Variation2,999
McConnell Defense2,008
Wayward Queen Attack1,663
Napoleon Attack770
Maróczy Defense711
Damiano Defense702
MacLeod Attack562
Tayler Opening452
Gunderam Gambit396
King's Head Opening383
Beyer Gambit315
Alapin Opening280
Dresden Opening231
Mengarini's Opening219
Clam Variation87
Tortoise Opening68
Queen's Gambit Accepted13,813
Benoni Defense12,916
Nimzowitsch Defense12,569
Nimzo-Larsen Attack12,347
King's Indian Defense11,791
Normal Variation3,688
Orthodox Variation1,193
Fianchetto Variation942
Sämisch Variation880
Four Pawns Attack801
Smyslov Variation543
Zinnowitz Variation381
Makogonov Variation375
Semi-Classical Variation222
Accelerated Averbakh Variation206
Semi-Averbakh System191
Larsen Variation174
Averbakh Variation163
Petrosian Variation139
Kramer Variation96
Exchange Variation88
Steiner Attack75
Alekhine Defense11,745
Horwitz Defense10,656
King's Gambit Declined10,476
Englund Gambit10,322
Bird Opening9,958
Dutch Defense9,091
Petrov's Defense8,358
Nimzo-Indian Defense7,913
Van't Kruijs Opening7,368
Semi-Slav Defense7,072
Center Game7,008
Hungarian Opening6,113
Ponziani Opening5,518
Polish Opening4,717
Rat Defense4,465
English Defense4,314
Grünfeld Defense4,197
King's Indian Attack4,118
King's Gambit4,022
Danish Gambit3,465
Van Geet Opening2,880
Old Indian Defense2,471
Tarrasch Defense2,401
Réti Opening2,351
London System1,608
Latvian Gambit1,547
Czech Defense1,396
Saragossa Opening1,360
Duras Gambit1,358
East Indian Defense1,137
Slav Indian508
Ware Opening405
Ware Defense354
Carr Defense267
Wade Defense195
Amar Opening144
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