[Scacchi: Enciclopedia Pratica dei Gambetti con capitoli in formato .pdf]

Encyclopedia of Chess Gambits

THE INTERNATIONAL EDITION IN SYMBOLIC NOTATION

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Enciclopedia pratica dei gambetti

1560 - 2010:  450 years of gambits

700+ gambit lines with thousand of transpositions, 676 gambit lines really played

  Collected games are as of December 31, 2010 (from a dbase of 4.4 M), there are more than 10,800 pdf pages when printed

(See our blog: SCACCHI E GAMBETTI )

28 June 2010: GM Lubomir KAVALEK call this page "The monumental work..." on the newspaper The Huffington Post]
 

ALL PDF FILES ARE IN SYMBOLIC NOTATION

Index of gambits in alphabetical order by name

See also:
[Go to the index of gambits by move order and transposition]
[INDEX OF GAMBITS WITH MORE THAN 10 TRASPOSITIONS]

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z
Grayed-out lines have no official games recorded.

Aachen  [Nimzowitsch Defence: Aachen Gambit]  1.e4 Bc6 2.d4 d5 3.ed5 Bb4
Aasum  [Van Geet: Hector Gambit]  1.Bc3 d5 2.e4 de4 3.Cc4 Bf6 4.f3
Aasum-From  [Van Geet: 1...Nf6]   1.Bc3 Bf6 2.f4 e5 3.fe5 Bg4 4.Bf3 d6
Abakarov  [Nimzo-Indian: 4.f3 d5 5.a3 Be7] 1.d4 e6 2.c4 Cb4 3.Bc3 Bf6 4.f3 d5 5.a3 Ce7 6.e4 c5
Abbazia  [KGA: Scandinavian (Abbazia) Variation] 1.e4 e5 2.f4 ef4 3.Bf3 d5
Abonyi-Tennison  [Reti: Tennison Gambit Accepted] 1.Bf3 d5 2.e4 de4 3.Bg5
Abrahams  [Sicilian: Wing Gambit] 1.e4 c5 2.b4 cb4 3.Cb2
Achilles-Omega - See: Omega-Achilles
Adams  [Vienna: 3.Bc4 Nxe4 4.Qh5] 1.e4 e5 2.Bc3 Bf6 3.Cc4 Be4 4.Eh5 Bd6
Adelaide  [King's Gambit: Adelaide-Wahls Variation] 1.e4 e5 2.f4 Bc6 3.Bf3 f5
Adorjan - I [Nimzo-Indian: Classical, Adorjan Gambit] 1.d4 Bf6 2.c4 e6 3.Bc3 Cb4 4.Ec2 00 5.a3 Cc3 6.Ec3 b5
Adorjan - II - See: Danubio
Adorjan - III - See: Leko
Alapin - I  [French: Alapin-Diemer Gambit (ADG)] 1.e4 e6 2.d4 d5 3.Ce3
Alapin - II  [Spanish: Exchange, Alapin Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Cc6 dc6 5.00 Cg4 6.h3 h5
Alapin - III  [Spanish: Alapin, 4.c3] 1.e4 e5 2.Bf3 Bc6 3.Cb5 Cb4 4.c3 Ca5 5.Cc6 dc6
Alberny - See: Rotary
Albin  [Giuoco Piano: Albin Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.c3 Bf6 5.00
Albin Countergambit [QGD: Albin, 3.dxe5 d4] 1.d4 d5 2.c4 e5 3.de5 d4
Albin Reversed Countergambit [Blackmar-Diemer Gambit (BDG): 2.e4 dxe4] 1.d4 d5 2.e4 de4 3.d5
Albin-Blackburne Countergambit- See: Duke of Brunswick
Alekin - I  [Alekhine: Modern, Alekhine Variation] 1.e4 Bf6 2.e5 Bd5 3.Bf3 d6 4.d4 Cg4 5.c4 Bb6 6.Ce2 de5 7.c5
Alekin - II  [French: Winawer, Swiss, 6.b4] 1.e4 e6 2.d4 d5 3.Bc3 Cb4 4.e5 c5 5.a3 Ca5 6.b4
Alekin - III  [French: Winawer, Alekhine Gambit, 5.a3 Bxc3+] 1.e4 e6 2.d4 d5 3.Bc3 Cb4 4.Bge2 de4 5.a3 Cc3 6.Bc3 f5 7.f3
Alekin - IV  [Vienna: 3.Bc4 Bc5] 1.e4 e5 2.Bc3 Bf6 3.Cc4 Cc5 4.b4
Alekin - V  [Caro-Kann: Alekhine Gambit] 1.e4 c6 2.d4 d5 3.Bc3 de4 4.Be4 Bf6 5.Cd3
Alekin - VI  [QGD: 4.Bg5 Nbd7 5.Nf3] 1.d4 d5 2.c4 e6 3.Bc3 Bf6 4.Cg5 Bbd7 5.Bf3 h6 6.Ch4 dc4
Alekin  -  VII  [Caro-Kann: Alekhine Gambit] 1.e4 c6 2.d4 d5 3.Bd2 de4 4.Be4 Bf6 5.Cd3
Alekin  -  VIII  [Scotch: 4.Nxd4 Nf6] 1.e4 e5 2.Bf3 Bc6 3.d4 ed4 4.Bd4 Bf6 5.e5
Alekin  -  IX  [Alekhine: Modern, Alekhine Variation] 1.e4 Bf6 2.e5 Bd5 3.d4 d6 4.Bf3 Cg4 5.c4 Bb6 6.Ce2
Alekin - X - See: Chatard-Alekin
Aleppo - See: Queen
Alessi - See: Oliveira
Alexandre  [Giuoco Piano: 4.c3] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.c3 f5
Allgaier - I  [KGA: Allgaier Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.h4 g4 5.Bg5 h6 6.Bf7
Allgaier - II - See: Hamppe-Allgaier
Amar  [Amar: Paris Gambit] 1.Bh3 d5 2.g3 e5 3.f4 Ch3 4.Ch3 ef4 5.d4 (no games)
Anderssen - I  [Vienna Game] 1.e4 e5 2.Bc3 f5
Anderssen - II  [Bishop's Opening: Anderssen Gambit] 1.e4 e5 2.Cc4 b5
Anderssen Countergambit  [KGA: Bishop's Gambit, Bledow Variation] 1.e4 e5 2.f4 ef4 3.Cc4 d5
Anderssen-Cordel   1.e4 e5 2.f4 ef4 3.Bf3 g5 4.h4 g4 5.Be5 Bf6 6.Cc4 d5 7.ed Cd6 8.d4 Bh5 9.Cf4 Bf4  (no games)
Andreaschek  [Sicilian: Smith-Morra, Andreaschek Gambit] 1.e4 c5 2.d4 cd4 3.Bf3 e5  4.c3
Anti-Dragon [Sicilian: Closed, Grand Prix, 3...g6 4.Nf3 Bg7 5.Bc4] 1.e4 c5 2.f4 Bc6 3.Bf3 g6 4.Bc3 Cg7 5.Cc4 d6 6.00 Bf6 7.d3 00 8.f5
Anti-Leningrad  [Dutch: Alapin] 1.d4 f5 2.Ed3 g6 3.g4
Anti-Meran  [Semi-Slav: Botvinnik, 9.Nxg5] 1.d4 d5 2.c4 c6 3.Bf3 Bf6 4.Bc3 e6 5.Cg5 dc4 6.e4 b5 7.e5 h6 8.Ch4 g5 9.Bg5
Anti-Modern  [Dutch: Alapin, Manhattan Gambit] 1.d4 f5 2.Ed3 d6 3.g4
Anti-Moscow  [Semi-Slav: Moscow, 6.Bh4 Gambit] 1.d4 d5 2.c4 c6 3.Bf3 Bf6 4.Bc3 e6 5.Cg5 h6 6.Ch4
Anti-Noteboom  [Semi-Slav: Noteboom Variation] 1.d4 d5 2.c4(Bf3) e6(c6) 3.Bf3(c4) c6(e6) 4.Bc3 dc4 5.g3
Anti-Stonewall  [Dutch: Alapin] 1.d4 f5 2.Ed3 d5 3.g4
Anti-Winawer  [Slav: Winawer Countergambit] 1.d4 d5 2.c4 c6 3.Bc3 e5 4.e4
Arafat  [Indian: Omega Gambit] 1.d4 Bf6 2.e4 Be4 3.Cd3 Bf6 4.Cg5
Argentinian  [QGD: 2...Bf5 3.cxd5 Bxb1 4.Qa4+] 1.d4 d5 2.c4 Cf5 3.cd5 Cb1 4.Ea4 c6 5.dc6 Bc6
Argunov   [Alekhine: Four Pawns Attack, 6...c5] 1.e4 Bf6 2.e5 Bd5 3.d4 d6 4.c4 Bb6 5.f4 de5 6.fe5 c5
Asten   1.g3 Bc6 2.Bc3 d5 3.d4 e5 4.de5 d4 5.Be4 f5 (no games)
Australian  [KGA: 3.Nf3 g5 4.Bc4 g4] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.h4
Averbakh - See: Nimzo-Indian
B
Baeuerle  [French: 2.d4] 1.e4 e6 2.d4 b5
Baldwin  [KGA: Muzio Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.00 gf3 6.Ef3 Ef6 7.Bc3 Ed4 8.Fh1 Ec4 9.Bd5
Balogh  [Budapest: Alekhine, Balogh Gambit] 1.d4 Bf6 2.c4 e5 3.de5 Bg4 4.e4 d6
Balogh Countergambit  [Dutch: Staunton Gambit, Balogh Defence] 1.e4 d6 2.d4 f5
Banzai-Leong  [French] 1.e4 e6 2.b4
Basman - I  [English: 1...g5] 1.c4 g5 2.Bc3 Cg7 3.d4 h6 4.e4 c5
Basman - II  [English: Myers Gambit] 1.c4 g5 2.d4 Cg7 3.Cg5
Basman - III  [Grob: 1...e5] 1.g4 e5 2.Cg2 h5 3.gh5 Eg5
Basman - IV  [Open Game: Tayler Opening] 1.e4 e5 2.Bf3 Bc6 3.Ce2 Bf6 4.d4 ed4 5.e5
Basman - V - See: Carrera
Basman-Hodgson  [English: Symmetrical, 2.Nf3] 1.c4 c5 2.Bf3 h6 3.d4 g5
Basman-Palatnik  [Sicilian: 2.Nf3 d6 3.c3 Nf6 4.Be2 Nc6] 1.e4 c5 2.Bf3 d6 3.c3 Bf6 4.Ce2 Bc6 5.d4 cd4 6.cd4 Be4
Basman-Palatnik Double  [Sicilian: 2.Nf3 d6 3.c3 Nf6 4.Be2 Nc6] 1.e4 c5 2.Bf3 d6 3.c3 Bf6 4.Ce2 Bc6 5.d4 cd4 6.cd4 Be4 7.d5 Ea5+ 8.Bc3 Bc3 9.bc3
Basque  [Spanish: Closed, Centre Attack, Basque Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.00 Ce7 6.d4 ed4 7.e5 Be4 8.c3
Batavo  [Bird: Batavo Gambit] 1.f4 d5 2.Bf3 c5 3.e4
Bavarian  [Open Game: 2.c4] 1.e4 e5 2.c4 d5
Beginner   1.h4 d5 2.Dh3 (no games)
Belgrade  [Four Knights: Belgrade Gambit] 1.e4 e5 2.Bf3 Bc6 3.Bc3 Bf6 4.d4 ed4 5.Bd5
Bello  [KGA: Muzio Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.00 gf3 6.Ef3 Ef6 7.Bc3
Bellon - I [English: Bellon Gambit] 1.c4 e5 2.Bc3 Bf6 3.Bf3 e4 4.Bg5 b5
Bellon - II  [Dutch: Staunton Gambit Deferred] 1.d4 e6 2.c4 f5 3.e4
Belyavsky  [Nimzo-Indian: Classical, Noa, 5.cxd5 Qxd5 6.Nf3 Qf5] 1.d4 Bf6 2.c4 e6 3.Bc3 Cb4 4.Ec2 d5 5.cd5 Ed5 6.Bf3 Ef5 7.Ed1 e5
Benko - See: Volga-Benkö
Benoni  [Old Benoni] 1.d4 c5
Benoni Cormorant [Old Benoni: Cormorant Gambit] 1.d4 c5 2.dc5 b6
Benoni-Staunton  [Old Benoni: Clarendon Court Defence] 1.d4 c5 2.d5 f5 3.e4
Berlin  [Nimzowitsch Defence: Bogoljubow, 3...dxe4] 1.Bc3 Bc6 2.d4 d5 3.e4 de4 4.d5
Bertin  [KGA: Cunningham, Bertin Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 Ce7 4.Cc4 Ch4 5.g3
Beyer Countergambit  [Blackmar-Diemer: Beyer Countergambit] 1.e4 e5 2.d4 d5
Bielefelder  [Nimzowitsch Defence: Bielefelder Gambit]  1.e4 Bc6 2.d4 e5 3.de5 Cc5
Billinger  [QGA: 3.e3 e5] 1.d4 d5 2.c4 dc4 3.e3 e5 4.Cc4 ed4 5.Eb3 Ee7 6.a3
Bird - I [KGA: Sörensen Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.d4 g4 5.Be5 Eh4 6.g3
Bird - II  [Philidor: Bird Gambit] 1.e4 e5 2.Bf3 d6 3.d4 ed4 4.c3
Birmingham  [Polish: Birmingham Gambit] 1.b4 c5
Bishop's  [KGA: Bishop's Gambit] 1.e4 e5 2.f4 ef4 3.Cc4
Blachly  [KGA: Blachly Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 Bc6
Blackburne - I  [Scandinavian: 2.exd5] 1.e4 d5 2.ed5 c6
Blackburne - II  [Italian: Blackburne-Shilling Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bd4
Blackburne - III   [KGA: Allgaier, Blackburne Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.h4 g4 5.Bg5 h6 6.Bf7 Ff7 7.Bc3
Blackmar - I [Blackmar-Diemer Gambit (BDG): 2.e4] 1.d4 d5 2.e4
Blackmar - II  [Dutch: Staunton Gambit, 4.f3] 1.d4 f5 2.e4 fe4 3.Bc3 Bf6 4.f3
Blackmar-Diemer  [Blackmar-Diemer Gambit (BDG)] 1.d4 d5 2.Bc3 Bf6 3.e4
Blackmar-Diemer deferred 1.d4 Bf6 2.f3 d5 3.e4
Blanel  [Vienna: 3.Bc4 Nxe4] 1.e4 e5 2.Cc4 Bf6 3.Bc3 Be4
Bledow Countergambit [KGA: Bishop's Gambit, Morphy Variation] 1.e4 e5 2.f4 ef4 3.Cc4 d5 4.Cd5 Bf6
Bloodgood  - See: Norfolk 1 and Norfolk 2
Blumenfeld  [Reti: Advance, 3.e3 c5] 1.Bf3 d5 2.c4 d4 3.e3 c5 4.b4
Blumenfeld Countergambit [Blumenfeld Countergambit] 1.d4 Bf6 2.c4 e6 3.Bf3 c5 4.d5 b5
Boden-Kieseritzky - I [Russian Game: Boden-Kieseritsky Gambit] 1.e4 e5 2.Cc4 Bf6 3.Bf3 Be4 4.Bc3 (1.e4 e5 2.Bc3 Bf6 3.Cc4 Be4 4.Bf3)
Boden-Kieseritzky - II  [Four Knights: Italian Variation] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bc3 Be4 5.OO
Bogart (Humphrey) - See: Weidenhagen
Böhnke  [Scandinavian: Böhnke Gambit] 1.e4 d5 2.ed5 e5
Bonet  [Slav: 3.Nf3 Nf6] 1.d4 d5 2.c4 c6 3.Bf3 Bf6 4.Cg5
Borg - I [Reversed Grob (Borg/Basman Defence)] 1.e4 g5 2.d4 Cg7
Borg - II  [Queen's Pawn Game] 1.d4 g5
Bourdonnais  - See: La Bourdonnais
Botvinnik [Nimzo-Indian: Sämisch] 1.d4 Bf6 2.c4 e6 3.Bc3 Cb4 4.e3 00 5.Cd3 c5 6.a3 Cc3 7.bc3 Bc6 9.e4
Brandics  [Nimzowitsch Defence: Bogoljubow Variation] 1.e4 Bc6 2.d4 d5 3.Bc3 a6
Brentano  [Spanish: Brentano Variation] 1.e4 e5 2.Bf3 Bc6 3.Cb5 g5
Breyer  [KGA: Breyer Gambit] 1.e4 e5 2.f4 ef4 3.Ef3
Brombacher Countergambit  [Blackmar-Diemer: 4.f3] 1.d4 d5 2.e4 de4 3.Bc3 Bf6 4.f3 c5
Bronstein - I [Sicilian: 3.Bb5+, Bronstein Gambit] 1.e4 c5 2.Bf3 d6 3.Cb5 Cd7 4.Cd7 Ed7 5.00 Bc6 6.c3 Bf6 7.d4
Bronstein - II  [Vienna: Bronstein Gambit]  1.e4 e5 2.Bc3 Bc6 3.Cc4 Bf6 4.f4 Be4 5.Bf3
Bronstein - III  [Latvian Gambit]  1.e4 e5 2.Bf3 f5 3.Be5 Ef6 4.d4 d6 5.Bc4 fe4 6.Eh5 g6 7.Ee2
Bronstein - IV - See: Weidenhagen
Bronstein - V  - See: Lundin
Brooklyn Benko   1.g3 e5 2.Bf3 e4 3.Bg1 Bf6 4.b4  (no games)
Brussels  [Sicilian: 2.Nf3] 1.e4 c5 2.Bf3 f5
Bryan Countergambit - I  [KGA: Bishop's Gambit, Bryan Countergambit] 1.e4 e5 2.f4 ef4 3.Cc4 b5
Bryan Countergambit - II  [KGA: Bishop's Gambit, Bryan Countergambit] 1.e4 e5 2.f4 ef4 3.Cc4 Eh4 4.Ff1 b5
Bücker - I  [Modern: 3.Bc4] 1.e4 g6 2.d4 Cg7 3.Cc4 b5
Bücker - II  [King's Gambit: Norwald Variation, Bücker Gambit] 1.e4 e5 2.f4 Ef6 3.Bf3 Ef4 4.Bc3 Cb4 5.Cc4
Bücker - III - See: Dada
Budapest  [Budapest] 1.d4 Bf6 2.c4 e5
Bullockus-Johannsen  [Van Geet: 1...e5 2.Nf3] 1.Bc3 e5 2.Bf3 Cc5
Burk   1.g3 e5 2.a3 d5 3.Bf3 e4 4.Bh4 Ce7 5.d3 (no games)
Busch-Gass - I [Open Game] 1.e4 e5 2.Bf3 Cc5
Busch-Gass - II - See: Meitner
C

"Calabrese"  [KGA: Greco Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 Cg7 5.h4 h6 6.d4 d6 7.hg5 hg5 8.Dh8 Ch8 9.Bc3 c6 10.Be5 (n.g.)
"Calabrese" Countergambit [Bishop's Opening: Calabrese Countergambit] 1.e4 e5 2.Cc4 f5
Cambridge  [Alekhine: Four Pawns Attack, Planinc Variation] 1.e4 Bf6 2.e5 Bd5 3.d4 d6 4.c4 Bb6 5.f4 g5
Canal  [Two Knights: Classical, Canal Variation] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.d4 ed4 5.00 Be4 6.De1 d5 7.Bc3
Canal Peruvian Countergambit [QGD: Dutch-Peruvian Gambit] 1.d4 d5 2.c4 e6 3.Bc3 Bf6 4.Cg5 c5
Carlson  [French: 2.d4 d5] 1,e4 e6 2.d4 d5 3.Bf3 de4 4.Be5
Caro  [Ponziani: Caro Variation] 1.e4 e5 2.Bf3 Bc6 3.c3 d5 4.Ea4 Cd7
Carrera - I [KGA: Basman Gambit] 1.e4 e5 2.f4 ef4 3.Ee2
Carrera - II   1.e4 e5 2.f4 ef4 3.Eh5 (no games)
Catalan   [Catalan: Open, 5.Nf3] 1.d4 Bf6 2.c4 e6 3.g3 d5 4.Cg2 dc4 5.Bf3
Chabanon  [English: Anglo-Dutch] 1.c4 f5 2.Bf3 d6 3.e4
Chandler  [Queen's Pawn: Krause Variation] 1.d4 d5 2.Bf3 c5 3.g3 cd4 4.Cg2
Charlick - See: Englund
Charousek  [KGD: Falkbeer, Charousek Variation] 1.e4 e5 2.f4 d5 3.ed5 e4 4.d3 Bf6 5.de4 Be4 6.Ee2
Chatard-Alekin  [French: Chatard-Alekhine Attack] 1.e4 e6 2.d4 d5 3.Bc3 Bf6 4.Cg5 Ce7 5.e5 Bfd7 6.h4
Chicago  - See: Irlandese
Chinese  [Russian Game: Classical, Marshall, 8.c4 c6] 1.e4 e5 2.Bf3 Bf6 3.Be5 d6 4.Bf3 Be4 5.d4 d5 6.Cd3 Cd6 7.OO OO 8.c4 c6 9.De1 Cg4
Chiodini  [Open Game] 1.e4 e5 2.Bf3 Cc5 3.Be5 Bc6
Cholmov  [Russian Game: Damiano Variation] 1.e4 e5 2.Bf3 Bf6 3.Be5 Be4 4.Ee2 Ee7 5.Ee4
Christensen  [QGA: 3.e3 e5] 1.d4 d5 2.c4 dc4 3.e3 e5 4.Cc4 ed4 5.Eb3 Ee7 6.Bf3
Cigorin - I  [QGD: Chigorin, 3.Nc3 dxc4 4.d5] 1.d4 d5 2.c4 Bc6 3.Bc3 dc4 4.d5 Ba5
Cigorin - II  [Open Game: Damiano Defence] 1.e4 e5  2.Bf3 f6 3.Be5 Ee7 4.Bf3 d5
Clam  [Latvian Gambit: 3.d3] 1.e4 e5 2.Bf3 f5 3.d3 Bc6 4.ef5
Coca-Cola   1.g4 g5  2.f4  (no games)
Cochrane - I  [Russian Game: Cochrane Gambit] 1.e4 e5 2.Bf3 Bf6 3.Be5 d6 4.Bf7
Cochrane - II  [KGA: Salvio, Cochrane Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.Be5 Eh4 6.Ff1 f3
Cochrane - III  [Bishop's Opening: Lewis Gambit] 1.e4 e5 2.Cc4 Cc5 3.d4
Coles   1.e4 c5 2.d4 cd4 3.Ed4 Bc6 4.Ed1 Bf6 5.Cc4 (no games)
Cologne  [Ware Opening] 1.a4 b6 2.d4 d5 3.Bc3 Bd7 (no games)
Colorado  [Nimzowitsch Defence: Colorado Counter] 1.e4 Bc6 2.Bf3 f5
Cordel  [Spanish: Classical, Cordel Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cb5 Cc5 4.c3 f5
Corkscrew Countergambit  [Latvian: Blackburne Variation] 1.e4 e5 2.Bf3 f5 3.Be5 Bf6 4.Cc4 fe4 5.Bf7 Ee7 6.Bh8 d5
Cormorant - See: Benoni Cormorant
Cortlever  [Sicilian: O'Kelly, 3.d4] 1.e4 c5 2.Bf3 a6 3.d4 cd4 4.Cc4
Cotter   1.e4 e5 2.f4 ef4 3.Bf3 g5 4.h4 g4 5.Be5 h6 6.Bf7 (no games)
Cunningham  - See: Bertin
D
Dada  [Benko Opening] 1.g3 e5 2.Cg2 d5 3.b4
Damhaug  [Van Geet: 1...d5] 1.Bc3 d5 2.f4 e5
Damiano - I  [Open Game: Damiano Defence] 1.e4 e5 2.Bf3 f6 3.Be5 Ee7
Damiano - II  [Latvian Gambit: 3.Bc4] 1.e4 e5 2.Bf3 f5 3.Cc4 Ee7
Danish   [Danish Gambit] 1.e4 e5 2.d4 ed4 3.c3
Danube  [King's Indian: 3.d5, Danube/Adorjan Gambit] 1.d4 Bf6 2.c4 g6 3.d5 b5
Davenport - I  [Nimzowitsch Defence: 2.Nc3] 1.Bc3 Bc6 2.e4 f5
Davenport - II - See: Colorado            
Della Santa (See also: Fred)  [King's Pawn: Fred] 1.e4 f5 2.ef5 Ff7
Dely - See: Kasparov
De Riviere (See also: Neumann) [Two Knights Defence] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.c3
De Smet  [Nimzowitsch Defence: 2.d4 e5 3.dxe5] 1.e4 Bc6 2.d4 e5 3.de5 d6
Deutz - See: Estrin - II
Devin  [Queen's Pawn: Neo-Indian, Devin Gambit] 1.d4 Bf6 2.c4 e6 3.g4
Diemer  [Diemer-Duhm Gambit (DDG) vs. Slav/Caro-Kann] 1.d4 d5 2.c4 c6 3.e4
Diemer - See: Blackmar Diemer
Diemer - See: Duhm
Diemer - See: Dutch Diemer
Diemer - See: Pirc
Diepstraten Countergambit  [Latvian Gambit] 1.e4 e5 2.Bf3 f5 3.c4
Dilworth - I  [Nimzo-Indian Defence] 1.d4 Bf6 2.c4 e6 3.Bc3 Cb4 4.e4
Dilworth - II  [Spanish: Open, Dilworth Variation] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.00 Be4 6,d4 b5 7.Cb3 d5 8.de5 Ce6 9.c3 Cc5 10.Bbd2 OO 11.Cc2 Bf2
Dodo  [King's Gambit Accepted (KGA)] 1.e4 e5  2.f4 ef4  3.Eg4 Dorfman  [Sicilian: 3.Bb5+ Nc6 4.O-O Bd7] 1.e4 c5 2.Bf3 d6 3.Cb5 Bc6 4.OO Cd7 5.Ee2 g6 6.e5
Dougherty  [Van Geet: 1...d5 2.e4 dxe4] 1.Bc3 d5 2.e4 de4 3.f3
Dudweiler  [Bird: Dudweiler Gambit]  1.f4 d5 2.g4  (no games)
Duhm  [Diemer-Duhm Gambit (DDG)] 1.e4 e6 2.d4 d5 3.c4
Duke of Brunswick  [Philidor: 3.d4] 1.e4 e5 2.Bf3 d6 3.d4 Cg4 4.de5 Bd7
Dünhaupt  [Spanish: Closed, Bogoljubow, 10.Be3] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.00 Ce7 6.De1 b5 7.Cb3 00 8.c3 d6 9.d4 Cg4 10.Ce3 d5
Dunst-Perrenet  [Van Geet: 1...d5 2.e4 dxe4] 1.Bc3 d5 2.e4 de4 3.d3
Duras - See: Fred
Durkin  [Durkin] 1.Ba3 e5 2.Bc4 Bc6 3.e4 f5
Düsseldorf  [Van Geet: Sicilian Variation] 1.Bc3 c5 2.b4
Dutch Diemer  [Dutch: Staunton Gambit, 3.Nc3] 1.d4 f5 2.e4 fe4 3.Bc3
Dutch Double  [Sicilian: 2.Nf3] 1.e4 c5 2.Bf3 f5 3.ef5 Bh6
Dutch-Peruvian [1.d4 d5 2.c4 e6 3.Bc3 Bf6 4.Cg5 c5] - See: Canal, Countergambit Peruvian
Dzindzichashvili  [King's Indian: Sämisch] 1.d4 Bf6 2.c4 g6 3.Bc3 Cg7 4.e4 d6 5.f3 OO 6.Ce3 c5

E

Eastbourne   [Queen's Pawn: English Defence, 2.c4 Bb7] 1.d4 b6 2.c4 Cb7 3.Bc3 e5
Eifel  [Vienna: 3.Bc4 Bc5] 1.e4 e5 2.Bc3 Bf6 3.Cc4 Cc5 4.Bge2 b5 (no games)
Eisenberg - I [KGA: Eisenberg Gambit] 1.e4 e5 2.f4 ef4 3.Bh3
Eisenberg - II  1.e4 e5 2.f4 ef4 3.Be2 (no games)
Elbert Countergambit  [Blackmar-Diemer: Elbert Countergambit] 1.d4 d5 2.e4 de4 3.Bc3 Bf6 4.f3 e5
El Columpio  [Nimzowitsch Defence: 2.Nf3] 1.e4 Bc6 2.Bf3 Bf6 3.e5 Bg4 4.d4 d6 5.h3 Bh6 6.e6
Elephant  [Elephant Gambit] 1.e4 e5 2.Bf3 d5
Ellis - I [French: Rubinstein, Ellis Gambit] 1.e4 e6 2.d4 d5 3.Bc3 de4 5.Be4 e5
Ellis - II - See: Polish
English  [English: Symmetrical, Two Knights] 1,c4 c5 2.Bf3 Bf6 3.d4 cd4 4.Bd4 e5 5.Bb5 d5 6.cd5
Englund - I [Englund Gambit] 1.d4 e5 
Englund - II  [Englund Gambit: 2.dxe5 Nc6 3.Nf3 Qe7] 1.d4 e5 2.de5 Bc6 3.Bf3 Ee7
Erben - I [Vienna: Smyslov, 3...d5] 1.e4 e5 2.Bc3 Bf6 3.g3 d5 4.ed5 c6
Erben - II  [Nimzowitsch Defence: Bogoljubow Variation] 1.e4 Bc6 2.d4 d5 3.Bc3 g6
Erbenheimer  [English: King's, 2.Nc3 Nf6 3.Nf3 e4] 1.c4 e5 2.Bc3 Bf6 3.Bf3 e4 4.Bg5 Bg4
Estrin - I  [French: Nunn-Korchnoi Gambit] 1.e4 e6 2.d4 d5 3.Bd2 c5 4.Bgf3 Bf6 5.e5 Bfd7 6.c3 Bc6 7.Cd3 Eb6 8.00
Estrin - II  [Two Knights: Deutz Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.00 Bf6 5.d4
Euwe  [Dutch: 2.Nc3 d5, Euwe Gambit] 1.d4 f5 2.Bc3 d5 3.e4
Evans  [Evans Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.b4

F

Fajarowicz  [Budapest: Fajarowicz] 1.d4 Bf6 2.c4 e5 3.de5 Be4
Falkbeer Countergambit  [KGD: Falkbeer Countergambit] 1.e4 e5 2.f4 d5
Fang/Boudrot - See: Nescafe Frappe
Fegatello  [Two Knights: Fegatello (Fried Liver) Attack] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 d5 5.ed5 Bd5 6.Bf7
Felbecker  [Englund Gambit: 2.dxe5 Nc6 3.Nf3] 1.d4 e5 2.de5 Bc6 3.Bf3 Cc5
Fianchetto - I [Caro-Kann: Panov-Botvinnik, 5...g6 6.cxd5 Bg7] 1.e4 c6 2.d4 d5 3.ed5 cd5 4.c4 Bf6 5.Bc3 g6 6.cd5 Cg7
Fianchetto - II  [Modern] 1.e4 g6 2.d4 f5
"Fiorentino"  [King's Indian: Four Pawns Attack] 1.d4 Bf6 2.c4 g6 3.Bc3 Cg7 4.e4 d6 5.f4 00 6.Ce2 c5 7.d5 e6 8.Bf3 ed5 9.e5
Fischer  [English: Closed] 1.c4 e5 2.Bc3 Bc6 3.g3 f5 4.Cg2 Bf6 5.d3 Cc5 6.e3 f4
Four Pawns - I [Bishop's Opening: MacDonnell] 1.e4 e5 2.Cc4 Cc5 3.b4 Cb4 4.f4 ef4 5.Bf3 Ce7 6.d4 Ch4 7.g3 fg3 8.00 gh2 9.Fh1 - (no games)
Four Pawns - II - See: McDonnell
Franco-Hiva I  [French: 2.d4] 1.e4 e6 2.d4 f5
Franco-Hiva II  [French: 2.Nf3] 1.e4 e6 2.Bf3 f5
Franco-Hiva III  [French: KIA 2.d3] 1.e4 e6 2.d3 f5
Franco-Hiva IV  1.e4 Bc6 2.d4 e6 3.Bc3 f5 4.ef5 Bf6 (no games)
Franco-Hiva V   1.e4 Bc6 2.d4 e6 3.Bf3 f5 4.ef5 Bf6 (no games)
Frankenstein-Dracula - See: Adams
Fraser  [Ponziani: Fraser Defence] 1.e4 e5 2.Bf3 Bc6 3.c3 Bf6 4.d4 Be4 5.d5 Cc5 6.dc6 Cf2
Fred  [King's Pawn: Fred] 1.e4 f5
Frenkel  [French: Advance, Wing Gambit] 1.e4 e6 2.d4 d5 3.e5 c5 4.b4
Fricke  [Spanish: Spanish Countergambit] 1.e4 e5 2.Bf3 Bc6 3.Cb5 d5 4.Be5 Eg5 5.00
Fritz - I  [Two Knights: Fritz Variation] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 d5 5.ed5 Bd4
Fritz - II  [Grob Gambit Accepted: Fritz Gambit] 1.g4 d5 2.Cg2 Cg4 3.c4
From - I  [Bird: From Gambit] 1.f4 e5
From - II - See: Aasum-From
Furman-Borisenko  [QGD: Ragozin] 1.d4 Bf6 2.c4 e6 3.Bf3 d5 4.Bc3 Cb4 5,cd5 ed5 6.Cg5 h6 7.Ch4 g5 8.Cg3 Be4 9.Bd2
Fyfe  [Vienna: Fyfe Gambit] 1.e4 e5 2.Bc3 Bc6 3.d4

G
Gaga  [King's Gambit Accepted (KGA)] 1.e4 e5 2.f4 ef4 3.g3
Gajewski [Spanish: Closed, Chigorin, 10.Bc2] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.OO Ce7 6.De1 b5 7.Cb3 d6 8.c3 OO 9.h3 Ba5 10.Cc2 d5
Gass - See: Busch-Gass
Gedult  - I [Blackmar-Diemer: Gedult Gambit] 1.d4 d5 2.e4 de4 3.f3
Gedult - II   1.f3 d5 2.e4 g6 3.d4 de4 4.c3 (no games)
Gedult - III  1.f3 f5 2.e4 fe4 3.Bc3 (no games)
Geller - See: Tolush
Geschev  [Alekhine: Scandinavian, Geschev Gambit] 1.e4 Bf6 2.Bc3 d5 3.ed5 c6
Ghulam-Kassim  [KGA: Ghulam-Kassim Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.d4 gf3 6.Ef3
Gianutio Countergambit - I  [KGA: Gianutio Countergambit] 1.e4 e5 2.f4 ef4 3.Bf3 f5
Gianutio Countergambit - II - See: Lopez Countergambit
Gibbins - See: Weidenhagen
Gibbone Anziano   1.d4 Bf6 2.c4 d6 3.g4  (no games)
Giuoco Piano - See: Möller
Gladbacher  [Van Geet: 1...e5] 1.Bc3 e5 2.b3 d5 3.e4 de4 4.d3
Gligoric  [Nimzo-Indian] 1.d4 Bf6  2.c4 e6 3.Bc3 Cb4 4.e3 c5 5.Be2 cd4 6.ed4 00 7.a3 Ce7 8.d5 ed5 9.cd5 De8 10.d6
Göring  [Scotch: Goring Gambit] 1.e4 e5 2.Bf3 Bc6 3.d4 ed4 4.c3
Greco - I  [Bishop's Opening: Greco Gambit] 1.e4 e5 2.Cc4 Bf6 3.f4
Greco - II  [Bishop's Opening: Greco Gambit] 1.e4 e5 2.Cc4 Bf6 3.f4 Be4 4.Bc3
Greco - III  [KGA: Philidor Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 Cg7 5.h4 h6 6.d4 d6
Greco - IV  [Giuoco Piano: 6.e5 d5] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.c3 Bf6 5.d4 ed4 6.e5 d5
Greco - V - See: Lettone
Greco-Philidor  [KGA: Philidor Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 Cg7 5.h4
Grinberg  [Old Indian: Janowski] 1.d4 Bf6 2.c4 d6 3.Bc3 Cf5 4.e4
Grob - I   [Grob Gambit] 1.g4 d5 2.Cg2
Grob - II - See: Richter-Grob
Grünfeld - I  [QGD Tarrasch: 5.Nf3 Nc6] 1.d4 d5 2.c4 e6 3.Bc3 c5 4.cd5 ed5 5.Bf3 Bc6 6.dc5 d4 7.Ba4 b5
Grünfeld - II [Grünfeld: Grünfeld Gambit] 1.d4 Bf6 2.c4 g6 3.Bc3 d5 4.Cf4 Cg7 5.e3 00
Gulem-Kassim (Ghulam-Kassim) - See: Koch
Gunderam - I  [Semi-Slav: Marshall Gambit, Gunderam Gambit] 1.d4 d5 2.c4 e6 3.Bc3 c6 4.e4 de4 5.f3
Gunderam - II [1.e4 e5 2.Bf3 Ee7 3.Cc4 f5] See: Damiano - II
Gunderam - III - See: Schneider
Gurgenidze  [Sicilian: Rossolimo, Gurgenidze Variation] 1.e4 c5 2.Bf3 Bc6 3.Cb5 g6 4.OO Cg7 5.De1 e5 6.b4
Gusev Countergambit [QGD: Austrian, Rubinstein Variation] 1.d4 d5 2.c4 c5 3.cd5 Bf6
 
H
Haag - See: Bronstein
Halasz - I [Centre Game: Halasz Gambit] 1.e4 e5 2.d4 ed4 3.f4
Halasz - II  [Sicilian: Halasz Gambit] 1.e4 c5 2.d4 cd4 3.f4
Halasz-McDonnell - See: Halasz - I
Halloween  [Four Knights: Halloween Gambit] 1.e4 e5 2.Bf3 Bc6 3.Bc3 Bf6 4.Be5
Hammer  [Nimzowitsch Defence: 2.d4 e5 3.dxe5] 1.e4 Bc6 2.d4 e5 3.de5 f6
Hamppe-Allgaier  [Vienna: Hamppe-Allgaier Gambit] 1.e4 e5 2.Bc3 Bc6 3.f4 ef4 4.Bf3 g5 5.h4
Hamppe-Allgaier-Thorold   1.e4 e5 2.Bc3 Bc6 3.f4 ef4 4.Bf3 g5 5.h4 g4 6.Bg5 h6 7.Bf7 Ff7 8.d4
Hamppe-Meitner - See: Meitner
Hamppe-Muzio  [Vienna: Hamppe-Muzio Gambit]  1.e4 e5 2.Bc3 Bc6 3.f4 ef4 4.Bf3 g5 5.Cc4 g4 6.00
Hanstein - I  [KGA: 3.Nf3 g5 4.Bc4 Bg7] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 Cg7 5.00
Hanstein - II  [KGA: Hanstein Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 Cg7 5.d4
Harding  [Spanish: Spanish Countergambit] 1.e4 e5 2.Bf3 Bc6 3.Cb5 d5 4.Be5 Eg5 5.Bc6
Hardy - See: Konikowski-Hardy
Harksen  [Spanish: Open, Harksen Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.00 Be4 6.d4 b5 7.Cb3 d5 8.c4
Hartlaub (Marianne)  [Scandinavian: 2.exd5] 1.e4 d5 2.ed5 e6
Hartlaub  [Queen's Pawn: English Defence, Hartlaub Gambit] 1.d4 e6 2.c4 b6 3.Bc3 Cb7 4.e4 f5 [ 1.c4 e6 2.d4 b6 3.Bc3 Cb7 4.e4 f5 ]
Haxo  [Scotch Gambit: 4...Bc5] 1.e4 e5 2.Bf3 Bc6 3.d4 ed4 4.Cc4 Cc5
Hector - I  [Caro-Kann: Hector Gambit] 1.e4 c6 2.Bc3 d5 3.Bf3 de4 4.Bg5
Hector - II  [Van Geet: Hector Gambit] 1.Bc3 d5 2.e4 de4 3.Cc4
Hector - III - See: Aasum
Hein Countergambit  [Evans Gambit: Hein Countergambit] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.b4 d5
Heinola-Deppe  [Nimzowitsch Defence: Bogoljubow, 3...e5] 1.e4 Bc6 2.d4 d5 3.Bc3 e5
Hekili-Loa  [Owen Defence] 1.e4 b6 2.d4 c5 3.dc5 Bc6  (no games)
Hennig - I [QGD Tarrasch: von Hennig-Schara Gambit, 5.Qxd4] 1.d4 d5 2.c4 e6 3.Bc3 c5 4.cd5 cd4 5.Ed4 Bc6 6.Ed1 ed5 7.Ed5 Ce6
Hennig - II - See: Schara-Hennig
Hennig  - III - See: von Hennig
Herford  [Nimzowitsch Defence: 2.d4 e5 3.dxe5] 1.e4 Bc6 2.d4 e5 3.de5 Eh4
Hergert - I    [French: 2.d4 d5] 1.e4 e6 2.d4 d5 3.c3 de4 4.f3
Hergert - II   1.d4 Bf6 2.Cg5 Be4 3.Ch4 c6 4.Bd2 Ea5 5.c3 Bd2 6.Ed2 d5 7.e4  (no games)
Hergert - III  [Trompowsky: 2...Ne4 3.Bh4 d5] 1.d4 Bf6 2.Cg5 Be4 3.Ch4 d5 4.f3 Bf6 5.Bc3 Cf5 6.e4
Hergert - IV   [Trompowsky: 2...Ne4 3.h4] 1.d4 Bf6 2.Cg5 Be4 3.h4 Bg5 4.hg5 e5
Hergert - V    [Van Geet (Dunst) Opening] 1.Bc3 d6 2.f4 e5 3.fe5 Bc6
Herrström  [Reti: Herrström Gambit] 1.Bf3 g5
Herzfeld  [KGA: Salvio, Herzfeld Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.Be5 Eh4 6.Ff1 Bc6
Hevendehl   1.d4 f5 2.g4 e5   (no games)
Hickmann  [English: Anglo-Dutch] 1.c4 f5 2.e4 fe4 3.d3
Hinrichsen  [KGD: Falkbeer Countergambit] 1.e4 e5 2.f4 d5 3.d4
Hjoerring c.g.  [Benko Gambit] 1.d4 Bf6 2.c4 c5 3.d5 b5 4.e4
Hobbs  [Bird: Hobbs Gambit] 1.f4 g5
Hobbs-Zilbermints   1.e4 e5 2.f4 Bc6 3.Bf3 g5 4.fg5 h6 (no games)
Hobbs-Zilbermints - II  1.f4 h6 2.Bf3 g5 (no games)
Hoffmann   1.e4 e6 2.d4 d5 3.Ee2 e5 4.f4  (no games)
Hornung   [Nimzowitsch Defence: 2.d4 d5] 1.e4 Bc6 2.d4 d5 3.Ce3
Horowitz (Israel)  [Bishop's Opening: Urusov Gambit] 1.e4 e5 2.Cc4 Bf6 3.d4 ed4 4.Bf3 Cb4 5.c3
Horsefly  [Indian: Mexican Defence (Two Knights Tango)] 1.d4 Bf6 2.c4 Bc6 3.d5 Be5 4.f4
Horwitz  [Vienna: Horwitz Gambit] 1.e4 e5 2.Bc3 Bf6 3.Cc4 b5 ( 1.e4 e5 2.Cc4 Bf6 3.Bc3 b5 )
Hübsch  [Blackmar-Diemer: Hubsch Gambit] 1.d4 Bf6 2.Bc3 d5 3.e4 Be4
Hulsemann  [Van Geet: 1...e5] 1.Bc3 e5 2.e3 d5 3.Eh5 Ce6
Hungarian  [Catalan: Hungarian Gambit] 1.d4 Bf6 2.c4 e6 3.g3 e5
I

Icelandic  [Scandinavian: Icelandic Gambit] 1.e4 d5 2.ed5 Bf6 3.c4 e6
Irish - I [Open Game: Irish (Chicago) Gambit] 1.e4 e5 2.Bf3 Bc6 3.Be5
Irish - II  [Queen's Pawn: Veresov Attack] 1.d4 d5 2.Bc3 c5
Italian - See: Rosentreter II
J
Jaffe - See: "Spagnolo Centro"-I
Jänisch - I [English: Jänisch Gambit] 1.c4 b5
Jänisch - II  [Spanish: Schliemann (Jänisch)] 1.e4 e5 2.Bf3 Bc6 3.Cb5 f5
Jänisch in contromossa  [English: Symmetrical] 1.c4 c5 2.b4
Janzen-Korchnoi  [Dutch: Korchnoi, Janzen Gambit] 1.d4 f5 2.h3 Bf6 3.g4
Jerome [Giuoco Piano: Jerome Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.Cf7
Jendrossek   1.Bc3 d5 2.f4 d4 3.Be4 f5 4.Bf2 Bf6 5.Bf3 c5 6.b4 (no games)
Johannsen - See: Bullockus-Johannsen
John Tracy  [Alekhine Defence] 1.e4 Bf6 2.Bf3
K

Kadas - I [Scandinavian: 2...Nf6 3.d4] 1.e4 d5 2.ed5 Bf6 3.d4 c6 4.dc6 e5
Kadas - II  [Kadas Opening] 1.h4 c5 2.b4
Kadas - III  [Kadas Opening] 1.h4 d5 2.d4 c5 3.Bf3 cd4 4.c3
Kadas - IV  [Kadas Opening] 1.h4 e5 2.d4 ed4 3.c3
Kahiko-Hula  [English: King's, 2.e3] 1.c4 e5 2.e3 Bf6 3.f4 ef4 4.Bf3 (no games)
Kaidanov  [Semi-Slav: Meran, Wade, 9.e4] 1.d4 d5 2.c4 e6(c6) 3.Bc3(Bf3) Bf6 4.Bf3(Bc3) c6(e6) 5.e3 Bbd7 6.Cd3 dc4 7.Cc4 b5 8.Cd3 Cb7 9.e4 b4 10.Ba4 c5
Kan  - See: Xanadu
Karpov  [Spanish: Open, Bernstein, Karpov Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.OO Be4 6.d4 b5 7.Cb3 d5 8.de5 Ce6 9.Bbd2 Bc5 10.c3 d4 11.Bg5
Kasparov - I [Sicilian: Taimanov, Szen, Kasparov Gambit] 1.e4 c5 2.Bf3 e6 3.d4 cd4 4.Bd4 Bc6 5.Bb5 d6 6.c4 Bf6 7.B1c3 a6 8.Ba3 d5
Kasparov - II - See: "Anti-Mosca"
Keene  [Pirc: Austrian, 5...O-O 6.Bd3] 1.e4 g6 2.d4 Cg7 3.c3 d6 4.f4 Bf6 5.Cd3 00 6.Bf3 c5 7.dc5 Bbd7
Keene Countergambit  [King's Gambit: Keene Defence, 3.g3 Qe7] 1.e4 e5 2.f4 Eh4 3.g3 Ee7 4.fe5 d6
Keidanz - See: Urusov
Keidansky  [Bishop's Opening: Urusov Gambit] 1.e4 e5 2.Cc4 Bf6 3.d4 ed4 4.Bf3 Be4 5.Ed4
Keoni-Hiva - I   [Van Kruijs] 1.e3 e5 2.Bc3 d5 3.f4
Keoni-Hiva - II  [Van Kruijs] 1.e3 e5 2.Bc3 Bc6 3.f4
Keoni-Hiva - III [Van Kruijs] 1.e3 e5 2.Bc3 Bf6 3.f4  (no games)
Keoni-Hiva deferred [Van Kruijs] 1.e3 d5 2.Bc3 Bf6 3.a3 e5 4.f4 ef4 5.Bf3  (no games)
Keres - I   [Sicilian: Wing Gambit deferred] 1.e4 c5 2.Bf3 d6 3.b4
Keres - II  - See: Mason-Keres
Keres - III    1.g4 d5 2.Cg2 e5 3.d4 ed4 4.c3  (no games)
Khalifman-Gelfand  [Grũnfeld: Modern Exchange] 1.d4 Bf6 2.c4 g6 3.Bc3 d5 4.cd5 Bd5 5.e4 Bc3 6.bc3 Cg7 7.Bf3 c5 8.Db1
Khan  [Bishop's Opening] 1.e4 e5 2.Cc4 d5
Kiddie Countergambit [Open Game: Patzer/Parnham Opening] 1.e4 e5 2.Eh5 Bf6
Kieseritzky  [KGA: Kieseritsky] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.h4 g4 5.Be5
King  [King's Gambit] 1.e4 e5 2.f4
King Countergambit  [KGD: Classical, 3.Nf3] 1.e4 e5 2.f4 Cc5 3.Bf3 d5
King Reversed  [Open Game: 2.d3] 1.e4 e5 2.d3 f5
Kloosterboer  [Scandinavian: 2.exd5] 1.e4 d5 2.ed5 c6 3.dc6 e5
Kloss  [Two Knights: Kloss Variation] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 d5 5.ed5 Bb4
Klüver  [Van Geet (Dunst) Opening] 1.Bc3 f5 2.e4 fe4 3.d3
Koch   [KGA: Ghulam-Kassim Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.d4
Koltanowsky - See: Estrin - II
Konikowski-Hardy  [Spanish: Classical, 4.c3] 1.e4 e5 2.Bf3 Bc6 3.Cb5 Cc5 4.c3 d5 5.Be5
Korchnoi  [QGA: 3.e3 e5] 1.d4 d5 2.c4 dc4 3.e3 e5 4.Cc4 ed4 5.Eb3 Ee7 6.Ff1
Korchnoi - See: Janzen-Korchnoi
Kotov   1.e4 c5 2.Bf3 d6 3.g3 b5  (no games)
Kotov - II   1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.d4 gf3 6.Cf4 (no games)
Kotrc - See: Mieses I
Kozul  [King's Indian: Mar del Plata] 1.d4 Bf6 2.c4 g6 3.Bc3 Cg7 4.e4 d6 5.Bf3 OO 6.Ce2 e5 7.OO Bc6 8.d5 Be7 9.Be1 Bd7 10.Ce3 f5 11.f3
Krabbé (Tim) - See: Weidenhagen
Krause  [Four Knights: Scotch, Krause Variation] 1.e4 e5 2.Bf3 Bc6 3.Bc3 Bf6 4.d4 Cb4 5.Be5
Krejcik - I [Dutch: Krejcik Gambit] 1.d4 f5 2.g4
Krejcik - II  [Alekhine: Krejcik Variation] 1.e4 Bf6 2.Cc4 Be4 3.Cf7
Krejcik - III   1.e4 e5 2.Cc4 Bf6 3.f3 Cc5 4.Be2 Bc6 5.b4 (no games)
Krogius  [Sicilian: Open, 2...e6] 1.e4 c5 2.d4 cd4 3.Bf3 e6 4.c3
Kudischewitsch  [Indian: Slav-Indian, 3.Nf3] 1.d4 Bf6 2.c4 c6 3.Bf3 b5
Kunin  [French: Winawer, Müller-Zhuravlev Gambit, Kunin Variation] 1.e4 e6 2.d4 d5 3.Bc3 Cb4 4.Cd2 de4 5.Eg4 Ed4
Kurkin  [Two Knights: Ulvestad Variation] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 d5 5.ed5 b5 6.Cf1 h6 7.Bf7
 
L
Labahn  [Polish: 1...d5 2.Bb2] 1.b4 d5 2.Cb2 d4 3.Bf3 c5 4.bc5 e5 5.Be5 Cc5
Labahn double  1.e4 c6  2.b4 d5  3.b5  (no games)
La Bourdonnais - I [Open Game: Greco Defence] 1.e4 e5 2.Bf3 Ef6 3.Cc4 Eg6 4.00 Ee4
La Bourdonnais - II  [French: La Bourdonnais Variation] 1.e4 e6 2.f4 d5 3.Bf3
La Bourdonnais-Denker  [Bishop's Opening: MacDonnell Gambit] 1.e4 e5 2.Cc4 Cc5 3.b4 Cb4 4.c3
Lanc-Arnold  [Centre Game: 3.Nf3] 1.e4 e5 2.d4 ed4 3.Bf3 Cc5 4.c3
Landau  [Caro-Kann: 2.d4 d5] 1.e4 c6 2.d4 d5 3.Cd3 Bf6 4.e5 Bfd7 5.e6
Langheld  [Bird: From Gambit, Langheld Gambit] 1.f4 e5 2.fe5 d6 3.ed6 Bf6
Langhorst   1.e4 g5 2.d4 e6 3.c3 c5 4.dc5 b6  (no games)
Laroche  [Van Geet (Dunst) Opening] 1.Bc3 b5
Larsen - I  [Dutch: 2.g3] 1.d4 f5 2.g3 g6 3.h4 Bf6 4.h5 Bh5 5.Dh5 gh5 6.e4
Larsen - II  - See; Countergambit Rubinstein
Lasa  [Open Game: Lopez/Mcleod, Lasa Gambit] 1.e4 e5 2.c3 f5
Lasa - See: von der Lasa
Lasker - I [QGD: Albin, Lasker Trap] 1.d4 d5 2.c4 e5 3.de5 d4 4.e3 Cb4 5.Cd2 de3
Lasker - II  [Alekhine: Two Pawns Attack, 5.Nc3] 1.e4 Bf6 2.e5 Bd5 3.c4 Bb6 4.c5 Bd5 5.Bc3 e6 6.Cc4
Lasker - III  [Bird: From Gambit Accepted] 1.f4 e5 2.fe5 f6
Latvian (or Greco)  [Latvian Gambit] 1.e4 e5 2.Bf3 f5
Lazard - I [QGD: Chigorin, Lazard Gambit] 1.d4 d5 2.c4 Bc6 3.Bf3 e5
Lazard - II  [Indian: Lazard Gambit] 1.d4 Bf6 2.Bd2 e5
Leko   [King's Indian: 3.f3] 1.d4 Bf6 2.c4 g6 3.f3 e5
Lemberg - I  1.Bf3 Bf6 2.e4
Lemberg - II - See: Abonyi-Tennison
Lemberg Countergambit  - See: Spielmann Countergambit
Lemberger Countergambit  [Blackmar-Diemer: Lemberger Countergambit] 1.d4 d5 2.e4 de4 3.Bc3 e5
Leonardo - See: Stamma
Leonhardt - See: Mieses-I
Leonhardt Countergambit  [Evans Gambit: Leonhardt Variation] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.b4 Cb4 5.c3 Ca5 6.d4 b5
Lewis - I  [Bishop's Opening: Lewis Countergambit] 1.e4 e5 3.Cc4 Cc5 3.c3 d5
Lewis - II - See: Cochrane-III
Liebig   1.Bc3 e5 2.e3 d5 3.Eh5 Bf6
Liedmann  [English: Symmetrical] 1.c4 c5 2.d4 cd4 3.e3
Lipsia - See: Hallowen
Lisbon  [Neo-Old Indian: 2.c4 e5 3.dxe5] 1.d4 d6 2.c4 e5 3.de5 Bc6
Lisitsin - I  [Reti: Lisitsin] 1.Bf3 f5 2.e4
Lisitsin - II  [Reti: Lisitsin Deferred] 1.Bf3 f5 2.d3 Bf6 3.e4
Lisitsin-Bondarevsky  [Nimzo-Indian: Classical, Pirc Variation] 1.d4 Bf6 2.c4 e6 3.Bc3 Cb4 4.Ec2 c5 5.dc5 OO
Lobster [Latvian Gambit] 1.e4 e5 2.Bf3 f5 3.g4 (no games)
Locock  [Philidor: Nimzowitsch, Locock Variation] 1.e4 e5 2.Bf3 d6 3.d4 Bf6 4.Bg5 (h6 5.Bf7?!)
Löhn  [English: Vector] 1.c4 d5 2.cd5 e6
Lolli - I  [KGA: Lolli Gambit (Wild Muzio)] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.Cf7
Lolli - II  [Two Knights: Lolli Attack] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 d5 5.ed5 Bd5 6.d4
Lopez - I  [Philidor: Lopez Countergambit] 1.e4 e5 2.Bf3 d6 3.Cc4 f5
Lopez - II [Bishop's Opening: 2...Bc5 3.Qe2] 1.e4 e5 2.Cc4 Cc5 3.Ee2 Bf6 4.f4
Lopez - III  [Bishop's Opening: Lopez Gambit] 1.e4 e5 2.Cc4 Cc5 3.Ee2 Bc6 4.c3 Bf6 5.f4
Lopez Countergambit  [KGA: Bishop's Gambit, Lopez-Gianutio Countergambit] 1.e4 e5 2.f4 ef4 3.Cc4 f5
Lopez-Rousseau  [Italian: Rousseau Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cc4 f5
Lucchini  [Giuoco Pianissimo: Lucchini Gambit]  1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.d3 f5
Lundin  [Benoni: Bronstein's Gambit] 1.d4 Bf6 2.c4 c5 3.d5 d6 4.Bc3 g6 5.e4 b5
Lvov - See: Abonyi-Tennison

M

MacDonnell - I  [Bishop's Opening: MacDonnell Gambit] 1.e4 e5 2.Cc4 Cc5 3.b4
MacDonnell - II  [KGA: MacDonnell Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.Bc3
MacDonnell Double  [Bishop's Opening: MacDonnell Double Gambit] 1.e4 e5 2.Cc4 Cc5 3.b4 Cb4 4.f4
MacLopez - See: Relfsson
Mafia  [King's Gambit: Mafia Defence] 1.e4 e5 2.f4 c5
Malich  [Richter-Veresov: 3...c5] 1.d4 Bf6 2.Bc3 d5 3.Cg5 c5 4.Cf6 gf6 5.e4 de4 6.d5
Manhattan - See Anti-Modern
Mariotti  [Vienna: Paulsen, 3...Bc5] 1.e4 e5 2.Bc3 Bc6 3.g3 Cc5 4.Cg2 h5 5.Bf3 h4
Maroczy - I  [Elephant Gambit: Maroczy] 1.e4 e5 2.Bf3 d5 3.ed5 Cd6
Maroczy - II [Caro-Kann: Maroczy (Fantasy) Variation] 1.e4 c6 2.d4 d5 3.f3
Maroczy - III  [Caro-Kann: Maroczy (Fantasy), Gambit line] 1.e4 c6 2.d4 d5 3.f3 de4 4.fe4 e5 5.Bf3 ed4 6.Cc4
Maroczy - IV - See: Alekin-III
Marshall - I  [Scandinavian: 2...Nf6] 1.e4 d5 2.ed5 Bf6
Marshall - II  [QGD Tarrasch: Marshall Gambit] 1.d4 d5 2.c4 e6 3.Bc3 c5 4.cd5 ed5 5.e4
Marshall - III  [Spanish: Marshall Counterattack] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.00 Ce7 6.De1 b5 7.Cb3 00 8.c3 d5
Marshall - IV - See: Siesta
Marshall - V  [Nimzowitsch Defence: Marshall Gambit] 1.e4 Bc6 2.d4 d5 3.ed5 Ed5 4.Bc3
Marshall - VI  [Semi-Slav: Marshall Gambit] 1.d4 d5 2.c4 e6 3.Bc3 c6 4.e4
Marshall - VII  [Sicilian: Wing Gambit, Marshall Variation] 1.e4 c5 2.b4 cb4 3.a3
Marshall - VIII  [French: Marshall Variation 1.e4 e6 2.d4 d5 3.Bc3 c5] 1.e4 c5 2.Bc3 e6 3.d4 d5
Marshall - IX  [Four Knights: Rubinstein, 5.Ba4 Bc5 6.Nxe5] 1.e4 e5 2.Bf3 Bc6 3.Bc3 Bf6 4.Cb5 Cc5 5.Be5 Bd4 6.Ca4 OO
Mason  [Giuoco Piano: 5.d4] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.c3 Bf6 5.d4 ed4 6.00
Mason Countergambit  [Latvian Gambit: 3.d4] 1.e4 e5 2.Bf3 f5 3.d4
Mason-Keres  [KGA: Keres Gambit] 1.e4 e5 2.f4 ef4 3.Bc3
Masur  [Modern] 1.e4 g6  2.d4 Bh6  3.Bc3 f5  4.Ch6 Ch6 5.ef5 00  (no games)
Matovinski  [Owen Defence: Matinovsky Gambit] 1.e4 b6 2.d4 Cb7 3.Cd3 f5 4.ef5 Cg2 5.Eh5 g6
Matsukevich [Alekhine: Two Pawns Attack, 5.Nc3] 1.e4 Bf6 2.e5 Bd5 3.c4 Bb6 4.c5 Bd5 5.Bc3 Bc3 6.dc3 d6 7.Cg5
Matulovic - See: Morra
Max-Lange  [Two Knights: Max Lange, 6.e5 d5] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.d4 ed4 5.00 Cc5 6.e5 d5
Max Lange Countergambit  [Evans Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.b4 b5
Mayet  [KGA: Hanstein Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 Cg7 5.d4 d6 6.c3
McDonnell  [QGA: 3.e4 e5] 1.d4 d5 2.c4 dc4 3.e4 e5
Meadow Hay Trap  [Ware Opening] 1.a4 e5 2.Da3
Medusa   [Indian: 2.c4] 1.d4 Bf6 2.c4 g5
Meitner (Busch-Gass)  [Vienna: Hammpe-Meitner] 1.e4 e5 2.Bc3 Cc5 3.Ba4
Meitner-Mieses  [Vienna: 2...Nc6 3.Bc4 Bc5 4.Qg4] 1.e4 e5 2.Bc3 Bc6 3.Cc4 Cc5 4.Eg4 Ef6 5.Bd5
Melleby   1.Bc3 d5 2.f4 d4 3.Be4 c5  (no games)
Mellon  [Open Game: Patzer/Parnham Opening] 1.e4 e5 2.Eh5 Bc6 3.Cc4 Bh6 4.d3 g6 5.Ef3 f6 6.Be2 d5
Meran - See: Anti-Meran
Michel  [Reti: Advance, Anglo-Polish Attack] 1.Bf3 d5 2.c4 d4 3.b4 c5
Middleton Countergambit  [KGA: 3.Nf3 g5 4.Bc4] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 d6 5.OO Cg4 6.h3 h5
Mieses - I  [Scandinavian, Mieses Gambit] 1.e4 d5 2.ed5 Ed5 3.Bc3 Ea5 4.b4 
Mieses - II  [Caro-Kann: Mieses Gambit] 1.e4 c6 2.d4 d5 3.Ce3
Miguel  [Open Game: Portuguese Opening] 1.e4 e5 2.Cb5 Cc5 3.b4
Mikenas - I  [Benoni: Four Pawns, Mikenas Attack] 1.d4 Bf6 2.c4 c5 3.d5 e6 4.Bc3 ed5 5.cd5 d6 6.e4 g6 7.f4 Cg7 8.e5
Mikenas - II  [Alekhine: Two Pawns Attack, Mikenas Variation] 1.e4 Bf6 2.e5 Bd5 3.c4 Bb6 4.c5 Bd5 5.Cc4 e6 6.Bc3 d6
Miles  [KGD: Falkbeer, 3.exd5] 1.e4 e5 2.f4 d5 3.ed5 Cc5
Milner-Barry I  [French: Advance, Milner-Barry Gambit] 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Bc6 5.Bf3 Eb6 6.Cd3
Milner-Barry II  [Nimzowitsch Defence: Bogoljubow, 3...dxe4] 1.e4 Bc6 2.d4 d5 3.Bc3 de4 4.d5 Be5 5.f3
Milner-Barry III (1.e4 c6 2.d4 d5 3.Bc3 de4 4.f3) - See: Rasa-Studier
Mittenberger  [Modern: Mittenberger Gambit] 1.e4 g6 2.d4 Cg7 3.Bc3 d5
Modern  [QGD: Chigorin, 3.Nc3 dxc4 4.Nf3 Nf6] 1.d4 d5 2.c4 Bc6 3.Bc3 Bf6 4.Bf3 dc4
Möller  [Giuoco Piano: Greco Attack] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.c3 Bf6 5.d4 ed4 6.cd4 Cb4 7.Bc3
Monticelli  [Queen's Indian: Capablanca] 1.d4 Bf6 2.c4 e6 3.Bf3 Cb4 4.Cd2 Cd2 5.Ed2 b6 6.g3 Cb7 7.Cg2 OO 8.Bc3 Be4 9.Ec2 Bc3 10.Bg5
Moody  [Russian Game (Petroff Defence)] 1.e4 e5  2.Bf3 Bf6  3.Ee2 Bc6  4.d4
Morphy - I [KGD: Falkbeer, Morphy Gambit] 1.e4 e5 2.f4 d5 3.ed5 e4 4.d3 Bf6 5.Bc3 Cb4 6.Cd2 e3
Morphy - II  [Sicilian: Smith-Morra, Morphy Gambit] 1.e4 c5 2.d4 cd4 3.Bf3
Morphy - III  [Philidor: 3...exd4] 1.e4 e5 2.Bf3 d6 3.d4 ed4 4.Cc4
Morphy - IV  [French: 2.d4 d5] 1.e4 e6 2.d4 d5 3.Bh3
Morra  [Sicilian: Smith-Morra, 3.c3] 1.e4 c5 2.d4 cd4 3.c3
Morris - See: Norris
Mortimer-Evans  [Evans Gambit: Fraser Attack] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.b4 Cb4 5.c3 Cc5 6.d4 ed 7.OO d6 8.cd Cb6 9.Bc3 Cg4 10.Ea4 Bd7 11.Eb3 Ba5 12.Cf7 Rf8 13.Ec2
Moscow -(1.e4 c5 2.Bf3 d6 3.d4 cd4 4.Bd4 Bf6 5.Bc3 g6 6.Ce2 Cg7 7.00 00 8.Ce3 Bc6 9.f4 Eb6 10.e5) See: Zollner
Moscow - See: Anti-Moscow
Müller-Schulze - I - See: Halloween
 Müller-Schulze - II - See: Irlandese
Müller-Zhuravlev  [French: Winawer, Müller-Zhuravlev Gambit] 1.e4 e6 2.d4 d5 3.Bc3 Cb4 4.Cd2
Mutkin Countergambit [Benko Gambit] 1.d4 Bf6 2.c4 c5 3.d5 b5 4.g4
Muzio  [KGA: Muzio Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.00 gf3 6.Cf7
Muzio Double  [KGA: Double Muzio Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.00 gf3 6.Ef3 Ef6 7.e5 Ee5 8.Cf7
Myers  [Alekhine: Scandinavian Variation] 1.e4 Bf6 2.Bc3 d5 3.d3 de4 4.Cg5
Myers - II   (1.Bc3 d5 2.e4 Bf6 3.d3 de4 4.Cg5) - See: Myers
Myers - III - See: Basman II

N

Nakamura  [Old Benoni: Nakamura Gambit] 1.d4 c5 2.b4
Nakhmanson  [Two Knights: Classical, Nakhmanson Variation] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.d4 ed4 5.OO Be4 6.Bc3
Napoleon  [Scotch: Lolli Variation] 1.e4 e5 2.Bf3 Bc6 3.d4 Bd4 4.Bd4 ed4 5.Cc4
Napolitano  [English: Symmetrical, 2.Nf3 Nf6] 1.c4 c5 2.Bf3 Bf6 3.b4
Naselwaus   [Owen Defence: Naselwaus Gambit] 1.e4 b6 2.d4 Cb7 3.Cg5
Nei  [English: Mikenas, Sicilian, 4.e5 Ng8] 1.c4 Bf6 2.Bc3 e6 3.e4 c5 4.e5 Bg8
Nejmetdinov  [Spanish: Modern Steinitz, Siesta, 6.exf5] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 d6 5.c3 f5 6.ef5 Cf5 7.d4 e4 8.Bg5 d5 9.f3 h6
Nemeth [Sicilian Defence] 1.e4 c5 2.Ba3 Bc6 3.d4 cd4 4.Cc4
Neo-Benoni  [Neo-Benoni] 1.d4 Bf6 2.Bf3 c5
Nescafe Frappe [Benko Gambit, Zaitsev, Nescafe Frappe Attack] 1.d4 Bf6 2.c4 c5 3.d5 b5 4.cb5 a6 5.Bc3 ab5 6.e4 b4 7.Bb5 d6 8.Cc4
Neumann [Ponziani: 3...Nf6] 1.e4 e5 2.Bf3 Bc6 3.c3 Bf6 4.Cc4 - See: De Riviere
Nightingale  [Spanish: Taimanov (Wing) Variation] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 b5 5.Cb3 Ba5 6.Cf7
Nikitin  [Ponziani: 3...d5] 1.e4 e5 2.Bf3 Bc6 3.c3 d5 4.Cb5 de4 5.Be5 Ed5 6.Ea4
Nimzo-Indian  [Nimzo-Indian: Leningrad, 6.d5 b5 Gambit] 1.d4 Bf6 2.c4 e6 3.Bc3 Cb4 4.Cg5 h6 5.Ch4 c5 6.d5 b5          
Nimzowitsch - I  [French: Advance, Nimzowitsch Gambit] 1.e4 e6 2.d4 d5 3.e5 c5 4.Eg4 cd4 5.Bf3
Nimzowitsch - II  [Nimzowitsch Defence: Bogoljubow, 3...dxe4] 1.e4 Bc6 2.d4 d5 3.Bc3 de4 4.d5 Be5
Nimzowitsch Countergambit  [KGD: Falkbeer, Marshall/Nimzowitsch Countergambit] 1.e4 e5 2.f4 d5 3.ed5 c6
Noa  [Four Knights: Italian Variation] 1.e4 e5 2.Bf3 Bc6 3.Bc3 Bf6 4.Cc4 Be4 5.Cf7
Noch - See: Myers
Nordic  [Danish Gambit: Accepted, 4.Bc4] 1.e4 e5 2.d4 ed4 3.c3 dc3 4.Cc4
Norfolk - I   1.Bf3 d5 2.b3 c5 3.e4
Norfolk - II  1.Bf3 d5 2.b3 Bf6 3.Cb2 c5 4.e4  (no games)
Norris  [Queen's Pawn, Mason, Steinitz Countergambit] 1.d4 d5 2.Cf4 c5 3.e4
Norwalder  [Open Game: Lopez/Mcleod Opening] 1.e4 e5 2.c3 d5 3.Eh5 Cd6
Norwegian  [Modern: Norwegian Defence] 1.e4 g6 2.d4 Bf6 3.e5 Bh5 4.Ce2 d6
Novikov   1.d4 d5 2.c4 dc4 3.e3 e5 4.Cc4 ed4 5.Eb3 Ee7 6.Bd2  (no games)
Nowokunski  [Van Geet: 1...e5] 1.Bc3 e5 2.f4 ef4 3.e4
Nunn-Korchnoi - See: Estrin-I

O

Oliveira  [Grob: Alessi Gambit] 1.g4 f5 
Omaha  [Vienna: 2...d6] 1.e4 e5 2.Bc3 d6 3.f4
Omega  [Indian: Omega Gambit] 1.d4 Bf6 2.e4
Omega-Achilles [English: Anglo-Indian] 1.c4 Bf6 2.e4
Omega-Delta  [Reti: KIA] 1.Bf3 d5 2.g3 e5
Omega-Isis  [Dutch: 2.Nf3] 1.d4 f5  2.Bf3 e5
Omega-Osiris  [Queen's pawn: 2.Nf3] 1.d4 d5 2.Bf3 e5
Omega-Paris  [King's Indian]  1.d4 Bf6 2.c4 g6 3.e4
Orang-Utan  [Polish: Tartakower Gambit] 1.b4 e5 2.Cb2 f6 3.e4
Orsini  [KGA: Orsini Gambit] 1.e4 e5 2.f4 ef4 3.b3
Orthoschnapp  [French: Orthoschnapp Gambit] 1.e4 e6  2.c4 d5 3.cd5 ed5 4.Eb3
Oshima  [Indian: Gibbins Gambit, Oshima Defence] 1.d4 Bf6 2.g4 e5
O'Sullivan  [Alekhine: O'Sullivan Gambit] 1.e4 Bf6 2.e5 Bd5 3.d4 b5
Oxford  [Four Knights: Scotch, Bogoljubow, 5.d5] 1.e4 e5 2.Bf3 Bc6 3.Bc3 Bf6 4.d4 Cb4 5.d5 Bd4

P

Palatnik  [Pirc: 3.Nc3 Nbd7] 1.e4 d6 2.d4 Bf6 3.Bc3 Bbd7 4.f4 e5 5.Bf3 ed4 6.Ed4 c6 7.Cc4 d5
Palme - See: Icelandic
Panteldakis Countergambit [King's Gambit] 1.e4 e5 2.f4 f5
Papa-Ticulat  [French: Reti (Spielmann) Variation] 1.e4 e6 2.b3 d5 3.Cb2
Paris - I [Amar: Paris Gambit] 1.Bh3 d5 2.g3 e5 3.f4
Paris - II [Amar: Paris Gambit] 1.g3 e5 2.Bh3 d5 3.f4 Ch3 4.Ch3 ef4 5.OO
Paris - III - See: Eisenberg
Paschman  [Open Game: Paschman Wing Gambit] 1.e4 e5 2.Bf3 Bc6 3.b4
Paschmann - I [Nimzowitsch-Larsen: Paschmann Gambit] 1.b3 e5 2.Cb2 Bc6 3.f4
Paschmann - II  1.e4 e5 2.Cc4 Bf6 3.Be2 Be4 4.Bec3  (no games)
Paschmann - III  [Benko Opening] 1.g3 f5 2.e4
Paschmann - IV   1.Bf3 d5 2.b3 c5 3.c4 dc4 4.e3  (no games)
Paulsen Countergambit  [Elephant Gambit: Paulsen] 1.e4 e5 2.Bf3 d5 3.ed5 e4
Perenyi  [Sicilian: Scheveningen, Keres] 1.e4 c5 2.Bf3 d6 3.d4 cd4 4.Bd4 Bf6 5.Bc3 e6 6.Ce3 a6 7.g4 e5 8.Bf5 g6 9.g5
Pernau - See: Mason-Keres
Perseus  [French: 2.d4 d5] 1,e4 e6 2.d4 d5 3.Bf3
Peter Gierz  [French: Rubinstein] 1.e4 e6 2.d4 d5 3.Bc3 de4 4.f3
Petrosian  [Torre Attack: 3...c5 4.e3] 1.d4 Bf6 2.Bf3 e6 3.Cg5 c5 4.e3 b6 5.d5 ed5 6.Bc3
Petrov - I [KGA: Lesser Bishop's (Tartakower) Gambit] 1.e4 e5 2.f4 ef4 3.Ce2
Petrov - II - See: Urusov
Pfeiffer  [Van Geet: 1...d5] 1.Bc3 d5 2.f4 d4 3.Be4 e5
Philidor - I [Philidor: Philidor Countergambit] 1.e4 e5 2.Bf3 d6 3.d4 f5
Philidor - II [Centre Game: Maroczy Defence, Philidor Gambit] 1.e4 e5 2.d4 d6 3.de5 Cd7
Philidor - III  [Philidor: 3.d4] 1.e4 e5 2.Bf3 d6 3.d4 Cd7
Philidor - IV - See: Greco-III
Philidor Countergambit   1.e4 e5 2.Bc3 Bc6 3.d4 f5
Pickler  [KGD: Falkbeer, Marshall/Nimzowitsch, 4.dxc6] 1.e4 e5 2.f4 d5 3.ed5 c6 4.dc6 Cc5 (no games)
Pierce  [Vienna: Pierce Gambit] 1.e4 e5 2.Bc3 Bc6 3.f4 ef4 4.Bf3 g5 5.d4 g4 6.Cc4
Pinova   1.e4 e6  2.b4 Cb4 3.e5  (no games)
Pirc-Diemer  [Queen's Pawn: Modern] 1.d4 g6 2.h4 Bf6 3.h5
Pirc-Lisitsin - See: Lisitsin-Bondarevsky
Platz   1.f4 e5 2.fe5 Be7  (no games)
Poisoned Pawn - I [French: Winawer, Poisoned Pawn] 1.e4 e6 2.d4 d5 3.Bc3 Cb4 4.e5 c5 5.a3 Cc3 6.bc3 Be7 7.Eg4 Ec7
Poisoned Pawn - II [French: Winawer, 6...Ne7 7.Qg4 cxd4] 1.e4 e6 2.d4 d5 3.Bc3 Cb4 4.e5 c5 5.a3 Cc3 6.bc3 Be7 7.Eg4 cd4
Poisoned Pawn - III [Latvian Gambit: Poisoned Pawn Variation] 1.e4 e5 2.Bf3 f5 3.Cc4 fe4 4.Be5 Eg5 5.d4 Eg2
Poisoned Pawn - IV [Sicilian: Najdorf, Poisoned Pawn] 1.e4 c5 2.Bf3 d6 3.d4 cd4 4.Bd4 Bf6 5.Bc3 a6 6.Cg5 e6 7.f4 Eb6 8.Ed2
Polerio - I  [Two Knights: Morphy Variation (5...Na5)] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 d5 5.ed5 Ba5
Polerio - II (Muzio)  [KGA: Muzio Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.00  
Polerio - See: Steinitz-II
Polish - I  [Blackmar-Diemer: von Popiel Attack] 1.d4 d5 2.e4 de4 3.Bc3 Bf6 4.Cg5
Polish - II  [King's Pawn] 1.e4 b5  
Polish - III  [Anderssen Opening] 1.a3 a5 2.b4 (no games)
Polish - IV  [Sicilian: 2.Nf3] 1.e4 c5 2.Bf3 b5 (no games)
Polli  [Queen's Pawn: English Defence, Polli Gambit] 1.c4 e6 2.d4 b6 3.e4 Cb7 4.f3 f5 5.ef5 Bh6
Polluck  [Vienna Smyslov] 1.e4 e5 2.Bc3 Bf6 3.g3 Cc5 4.Cg2 Bc6 5.Bge2 d5 6.ed5 (no games)
Polovodin  [Queen's Indian: Petrosian, 6.cxd5 Nxd5 7.e4] 1.d4 Bf6 2.c4 e6 3.Bf3 b6 4.Bc3 Cb7 5.a3 d5 6.cd5 Bd5 7.e4
Polugayevsky  [Queen's Indian: Pomar, Polugaevsky Variation] 1.d4 Bf6 2.c4 e6 3.Bf3 b6 4.g3 Cb7 5.Cg2 Ce7 6.OO OO 7.d5 ed5 8.Bh4
Pomar  [Queen's Indian: Pomar Variation] 1.d4 Bf6 2.c4 e6 3.Bf3 b6 4.g3 Cb7 5.Cg2 Ce7 6.00 00 7.d5
Ponomariov  [Sicilian: Taimanov, 6.Ndb5] 1.e4 c5 2.Bf3 e6 3.d4 cd4 4.Bd4 Bc6 5.Bc3 Ec7 6.Bdb5 Eb8 7.Ce3 a6 8.Cb6
Ponziani - I  [Two Knights: 4.Ng5] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 Be4
Ponziani - II  [Bishop's Opening: 3.d4] 1.e4 e5 2.Cc4 Bf6 3.d4
Ponziani - III - See: Urusov
Ponziani Countergambit  [Ponziani Countergambit] 1.e4 e5 2.Bf3 Bc6 3.c3 f5
Portisch  [Dutch: Rubinstein, 3...d5 4.e3 c6] 1.d4 d5 2.c4 e6 3.Bc3 c6 4.e3 f5 5.g4
Portuguese - I [Open Game: Portuguese Gambit]  1.e4 e5 2.Cb5 Bf6 3.d4
Portuguese - II  [Scandinavian: Portuguese] 1.e4 d5 2.ed5 Bf6 3.d4 Cg4 4.f3 Cf5 5.Cb5 Bbd7
Pozarek  [Queen's Pawn: Bogoljubow-Miles, Pozarek Gambit] 1.d4 Bc6 2.c4 e5 3.de5 Be5 4.Bc3 Bc4
Prianishenmo  [QGA: 4.Nc3 c5 5.d5 e6 6.e4] 1.d4 d5 2.c4 dc4 3.Bc3(Bf3) c5 4.d5 Bf6 5.Bf3(Bc3) e6 6.e4 ed5 7.e5
Pterodactyl - I [Modern: c4 Pterodactyl] 1.e4 g6 2.d4 Cg7 3.c4 c5 4.Bf3 d6 5.Bc3 Ea5 6.d5 Cc3 7.bc3 Bf6
Pterodactyl - II  [Modern: Nc3 Pterodactyl] 1.e4 g6 2.d4 Cg7 3.Bc3 c5
Pyrenees  [Indian: 2.c4] 1.d4 Bf6 2.c4 b5

Q

Quaade  [KGA: Quaade Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Bc3
Queen  [Queen's Gambit Accepted (QGA)] 1.d4 d5 2.c4 dc4
Queen Reversed  [Queen's Pawn: Krause Variation] 1.d4 d5 2.Bf3 c5
Quelle  [Vienna: 2...Nc6 3.f4] 1.e4 e5 2.Bc3 Bc6 3.f4 Cc5 4.fe5 d6

R

Rabinovich  [Spanish: 5.O-O b5 6.Bb3 d6] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.00 b5 6.Cb3 d6 7.Bg5 d5
Radisch  [Open Game: 2.d3] 1.e4 e5 2.d3 Bf6 3.f4 Cc5
Rasa-Studier  [Caro-Kann: Rasa-Studier Gambit] 1.e4 c6 2.d4 d5 3.Bc3 de4 4.f3
Razuvaev - I  [QGD: Semi-Tarrasch] 1.c4 c5 2.Bf3 Bf6 3.Bc3 Bc6 4.e3 e6 5.d4 d5 6.cd5 Bd5 7.Cc4 cd4 8.ed4 Ce7 9.00 00 10.De1 Bc3 11.bc3 b6 12.h4
Razuvaev - II  [Caro-Kann: Panov-Botvinnik] 1.d4 Bf6 2.c4 e6 3.Bf3 c5 4.e3 cd4 5.ed4 d5 6.Bc3 Ce7 7.Cd3 00 8.00 Bc6 9.a3 dc4 10.Cc4 Bd5 11.De1 Bc3 12 bc3 b6 13.h4
Regina-Nu  1.Bf3 d5 2.c4 dc4 3.b3 (no games)
Reimer - See: Winckelmann-Reimer
Rejfir  [Caro-Kann: Panov-Botvinnik, 5...Nc6, Spielmann Variation] 1.e4 c6 2.d4 d5 3.ed5 cd5 4.c4 Bf6 5.Bc3 Bc6 6.Cg5 Eb6
Relfsson [Scotch: Relfsson Gambit] 1.e4 e5 2.Bf3 Bc6 3.d4 ed4 4.Cb5
Reshevsky  [Grünfeld: Grünfeld Gambit, Capablanca Variation] 1.d4 Bf6 2.c4 g6 3.Bc3 d5 4.Cf4 Cg7 5.e3 OO 6.Dc1 c5 7.dc5 Ea5
Reti  [Reti: 2.c4] 1.Bf3 d5 2.c4
Reuter - See: La Bourdonnais - II
Reynolds  [Semi-Slav: Meran, Reynolds Variation] 1.d4 d5 2.c4 c6 3.Bf3 Bf6 4.Bc3 e6 5.e3 Bbd7 6.Cd3 dc4 7.Cc4 b5 8.Cd3 a6 9.e4 c5 10.d5
Rice  [KGA: Kieseritsky, Rice Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.h4 g4 5.Be5 Bf6 6.Cc4 d5 7.ed5 Cd6 8.00
Richter - I  [Scandinavian: Richter Variation] 1.e4 d5 2.ed5 Bf6 3.d4 g6 4.c4 b5
Richter - II  [Nimzowitsch Defence: Bogoljubow, 3...dxe4] 1.e4 Bc6 2.d4 d5 3.Bc3 de4 4.d5 Bb8 5.f3
Richter-Grob  [Grob Gambit: 2...c6] 1.g4 d5 2.Cg2 c6 3.c4 dc4 4.b3
Riga  [Semi-Slav] 1.d4 d5 2.c4 c6 3.Bf3 Bf6 4.Bc3 e6 5.e3 Bbd7 6.Ec2 Cd6 7.g4
Ringelbach  [Nimzowitsch-Larsen: Ringelbach Gambit] 1.b3 e6 2.Cb2 f5 3.e4
Rio  [Spanish: Berlin, 4.O-O] 1.e4 e5 2.Bf3 Bc6 3.Cb5 Bf6 4.OO
Rittenhouse  [Dutch: 2.c4 Nf6 3.Nc3] 1.c4 f5 2.d4 Bf6 3.Bc3 e5 
Romanishin  [English: Romanishin Gambit] 1.c4 e6 2.Bf3 Bf6 3.g3 a6 4.Cg2 b5 ( 1.c4 Bf6 2.Bf3 e6 3.g3 a6 4.Cg2 b5 )
Romanovsky  [Nimzo-Indian: Spielmann, 4...c5 5.dxc5 Nc6] 1.d4 Bf6 2.c4 e6 3.Bc3 Cb4 4.Eb3 c5 5.dc5 Bc6
Romford Countergambit  [Grob Gambit Accepted: Fritz Gambit] 1.g4 d5 2.Cg2 Cg4 3.c4 d4
Roscher  [Pirc: Roscher Gambit] 1.e4 d6 2.d4 Bf6 3.Bf3
Rosentreter - I   [KGA: Rosentreter Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.d4
Rosentreter - II  [Giuoco Piano: Rosentreter Gambit] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.d4 
Rosentreter-Testa  [KGA: Rosentreter Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.d4 g4 5.Cf4
Ross - I  [Centre Game] 1.e4 e5 2.d4 ed4 3.Cd3
Ross - II  [Reti] 1.Bf3 e5
Rotary-Alberny  [Spanish (Ruy Lopez)] 1.e4 e5 2.Bf3 Bc6 3.Cb5 b6 4.Cc6 dc6 5.Be5
Rotlewi  [KGD: Classical, Heath Variation] 1.e4 e5 2.f4 Cc5 3.Bf3 d6 4.b4
Rousseau - See: Lopez-Rousseau
Rubinstein   [Four Knights: Rubinstein Countergambit] 1.e4 e5 2.Bf3 Bc6 3.Bc3 Bf6 4.Cb5 Bd4
Rubinstein Countergambit - I  [Sicilian: Nimzowitsch] 1.e4 c5 2.Bf3 Bf6 3.e5 Bd5 4.Bc3 e6 5.Bd5 ed5 6.d4 Bc6
Rubinstein Countergambit - II  [KGD: Classical Countergambit] 1.e4 e5 2.f4 Cc5 3.Bf3 d6 4.c3 f5
Ruisdonk  [French: Advance, Ruisdonk Gambit] 1.e4 e6 2.d4 d5 3.e5 c5 4.Bf3 cd4 5.Cd3
Russian  [QGA: Classical, Geller Variation] 1.d4 d5 2.c4 dc4 3.Bf3 Bf6 4.e3 e6 5.Cc4 c5 6.OO a6 7.e4
Ryder  [Blackmar-Diemer: Ryder Gambit] 1.d4 d5 2.e4 de4 3.Bc3 Bf6 4.f3 ef3 5.Ef3

 

S

Salvio - I   [QGD: Austrian Defence] 1.d4 d5 2.c4 c5
Salvio - II  [KGA: Salvio Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.Be5
San Francisco  [Sicilian: Rossolimo] 1.e4 c5 2.Bf3 Bc6 3.Cb5 Ba5 4.b4
Santasière  [Sicilian: Wing Gambit] 1.e4 c5 2.b4  cb4 3.d4 d5
Saposnikov  [French: Tarrasch, Shaposhnikov Gambit] 1.e4 e6 2.d4 d5 3.Bd2 c5 4.ed5 Bf6
Scandinavian - See: Marshall-I
Schara-Hennig  [QGD Tarrasch: von Hennig-Schara Gambit] 1.d4 d5 2.c4 e6 3.Bc3 c5 4.cd5 cd4
Schiffler  [Polish (Sokolsky; Orang-Utan)] 1.b4 e6 2.Cb2 f5 3.e4
Schilling-Kostic - See: Blackburne-II
Schippler  [Centre Game: 3.Nf3] 1.e4 e5 2.d4 ed4 3.Bf3 Cc5 4.c3 dc3 5.Cc4
Schlechter  [Bird: From Gambit, Schlecter] 1.f4 e5 2.fe5 Bc6
Schlenker  [Open Game] 1.e4 e5 2.g3 f5
Schliemann deferred [Spanish: Schliemann Deferred] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 f5
Schmid  [Four Knights: Scotch, 4...exd4 5.Nxd4] 1.e4 e5 2.Bf3 Bc6 3.d4 ed4 4.Bd4 Bf6 5.Bc3 Be4
Schneider - I [Open Game] 1.e4 e5 2.Bf3 c6
Schneider - II  [Kadas Opening] 1.h4 g5
Schnepper - I [Neo-Queen's Indian] 1.d4 Bf6 2.Bf3 b6 3.c4 e5
Schnepper - II [Neo-Queen's Indian] 1.d4 Bf6 2.Bf3 b6 3.c3 e5 (no games)
Schühler  [Polish Opening: Schühler Gambit] 1.b4 c6 2.Cb2 a5 3.b5 cb5 4.e4
Schulder  1.e4 e5 2.f4 ef4 3.Bf3 d6 4.b4  (no games)
Schulten  [Evans Gambit: 5...Ba5 6.d4 exd4] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Cc5 4.b4 Cb4 5.c3 Ca5 6.d4 ed4 7.OO b5
Schulz  [English: Vector] 1.c4 d5 2.cd5 Bf6 3.e4 e6
Schurig - I  [King's Gambit Accepted (KGA)] 1.e4 e5 2.f4 ef4 3.Cb5
Schurig - II  [KGA: Schurig Gambit] 1.e4 e5 2.f4 ef4 3.Cd3 (no games)
Scorpion-Grob  1.e4 c6 2.g4 d5 3.Bc3 de4 4.d3  (no games)
Scorpion-Horus  [Caro-Kann: 2.Nc3 d5] 1.e4 c6 2.Bc3 d5 3.d3 de4 4.Cg5
Scotch - I [Scotch Gambit] 1.e4 e5 2.Bf3 Bc6 3.d4 ed4 4.Cc4
Scotch - II  [Two Knights: 5.O-O] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.d4 ed4 5.00
Senechaud - I [Queen's Pawn: 1...e6] 1.d4 e6 2.Cf4 f5 3.g4
Senechaud - II  1.e4 e5 2.f4 Cc5  3.Bf3 g5  (no games)
Senechaud - III  [Latvian Gambit] 1.e4 e5 2.Bf3 f5 3.b4  (no games)
Shabalov  [English: 1...e6 2.Nf3] 1.Bf3 e6 2.c4 a6 3.Bc3 c5 4.g3 b5
Shabalov-Shirov - See: Riga
Shaviliuk  [Queen's Pawn: Veresov Attack] 1.d4 d5 2.Bc3 e5
Shirov  [Philidor: Improved Hanham] 1.e4 e5 2.Bf3 d6 3.d4 Bd7 4.Bc3 Cgf6 5.g4
Shocron  [Nimzo-Indian: Three Knights, 4...c5] 1.d4 Bf6 2.c4 e6 3.Bc3 Cb4 4.Bf3 c5 5.d5 b5
Siegener   1.f4 e5 2.d4 ed4 3.Bf3 c5 4.c3  (no games)
Siesta  [Spanish: Modern Steinitz, Siesta Variation] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 d6 5.c3 f5
Silberschmidt  [KGA: Salvio, Silberschmidt Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.Be5 Eh4 6.Ff1 Bh6 7.d4 f3
Sjodin  [Dutch: 2.Nf3 e6] 1.d4 e6 2.Bf3 f5 3.e4
Skipworth  [Spanish: Open, 6.Re1] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.00 Be4 6.De1 d5
Slavian  [QGA: Ericson Variation] 1.d4 d5 2.c4 dc4 3.Bf3 b5
Sleipner   1.Bc3 d5 2.e3 e5 3.d4 Cb4  (no games)
Sleipner Countergambit   1.Bc3 d5 2.f4 d4 3.Be4 e5 4.Bf3  (no games)
Smith - I  [Owen Defence: Smith Gambit] 1.e4 b6 2.d4 Cb7 3.Bf3 
Smith - II - See: Morra
Smith-Morra  [Sicilian: O'Kelly, 3.d4] 1.e4 c5 2.Bf3 a6 3.d4 cd4 4.c3
Smith-Morra deferred  [Sicilian: 2...d6 3.d4 cxd4] 1.e4 c5 2.Bf3 d6 3.d4 cd4 4.c3
Sokolsky - See: Orang-Utan
Soller  [Englund Gambit: Soller] 1.d4 e5 2.de5 f6
Soller deferred  [Englund Gambit: Soller Deferred] 1.d4 e5 2.de5 Bc6 3.Bf3 f6
Soller-Zilbermints  [King's Gambit] 1.e4 e5 2.f4 f6 3.fe5 Bc6
Somov  [QGA: 3.e4 e5] 1.d4 d5 2.c4 dc4 3.e4 e5 4.Cc4
Sörensen - I  [KGA: Sörensen Gambit] 1.e4 e5 2.f4 ef4 3.Bf3 g5 4.d4 g4 5.Be5
Sörensen - II   1.e4 e5 2.f4 ef4 3.Bf3 g5 4.d4 g4  5.Bc3  (no games)
Spanish - See: Jänisch-II
Spanish Centre - I  [Spanish: Morphy Defence] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.c3
Spanish Centre - II  [Spanish: Centre Attack] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.d4
Spanish Centre - III [Spanish: Old Steinitz, 4.d4 exd4] 1.e4 e5 2.Bf3 Bc6 3.Cb5 d6 4.d4 ed4 5.00
Spanish Countergambit [Spanish: Spanish Countergambit] 1.e4 e5 2.Bf3 Bc6 3.Cb5 d5
Spanish Wing  [Spanish: Classical Defence] 1.e4 e5 2.Bf3 Bc6 3.Cb5 Cc5 4.b4
Spassky - I  [Catalan: Closed, Spassky Gambit] 1.d4 Bf6 2.c4 e6 3.g3 d5 4.Cg2 Ce7 5.Bf3 00 6.00 Bbd7 7.Ec2 c6 8.b3 b6 9.Dd1 Cb7 10.Bc3 b5
Spassky - II  [Queen's Pawn: Polish Defence, Spassky Gambit] 1.d4 b5 2.e4 Cb7 3.Cb5
Spassky - III - See: Anti-Moscow
Speelsmet  [Reti: 1...c5] 1.Bf3 c5 2.d4 cd4 3.e3
Spielmann - I [Dutch: Spielmann Gambit] 1.d4 f5 2.Bc3 Bf6 3.g4
Spielmann - II  [Alekhine: Spielmann Gambit] 1.e4 Bf6 2.Bc3 d5 3.e5 Bfd7 4.e6
Spielmann Countergambit  [Blackmar-Diemer Gambit (BDG)] 1.d4 d5 2.Bc3 Bf6 3.e4 e5
Spike  [Grünfeld: Spike/Gibbon Gambit] 1.d4 Bf6 2.c4 g6 3.Bc3 d5 4.g4
Spike Lee   1.h3 h5 2.g4  (no games)
Stafford  [Russian Game: 3.Nxe5] 1.e4 e5 2.Bf3 Bf6 3.Be5 Bc6
Stamma  [KGA: Stamma (Leonardo) Gambit] 1.e4 e5 2.f4 ef4 3.h4
Staunton  [Dutch: Staunton Gambit] 1.d4 f5 2.e4
Stein  [KGD: Classical, 3.Bc4] 1.e4 e5 2.Cc4 Cc5 3.f4
Steinbok  [Kadas Opening] 1.h4 f5 2.e4 fe4 3.d3
Steiner - I [Spanish: Marshall, Herman Steiner Variation] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.00 Ce7 6.De1 b5 7.Cb3 00 8.c3 d5 9.ed5 e4
Steiner - II  [Van Geet: 1...d5 2.e4 dxe4] 1.Bc3 d5 2.e4 de4 3.Be4 e5 4.f4
Steinitz - I  [Vienna: Steinitz Gambit] 1.e4 e5 2.Bc3 Bc6 3.f4 ef4 4.d4
Steinitz - II  [KGA: Villemson Gambit] 1.e4 e5 2.f4 ef4 3.d4
Steinitz - III  [Vienna: 2...Nc6 3.f4] 1.e4 e5 2.Bc3 Bc6 3.f4
Steinitz Countergambit  [Queen's Pawn, Mason, Steinitz Countergambit] 1.d4 d5 2.Cf4 c5
St. George  [French: St. George] 1.e4 e6 2.d4 a6 3.c4 b5
Strautins  [Latvian Gambit: Strautins Variation] 1.e4 e5 2.Bf3 f5 3.Cc4 b5
Studier-Rasa  [Blackmar-Diemer: 3...dxe4] 1.d4 d5  2.e4 de4 3.Bc3 Bf6 4.Ce3
Stummer  [Indian: Gibbins Gambit Accepted] 1.d4 Bf6 2.g4 Bg4 3.e4 d6 4.Ce2 Bf6 5.Bc3
Sturm  [Bird: Sturm Gambit]  1.f4 d5 2.c4
Swiss (Wagner)  [Bird: Swiss Gambit] 1.f4 f5 2.e4

T

Taimanov - I [QGA: Mannheim, 4...Nbd7 5.Nc3 e6 6.e4] 1.d4 d5 2.c4 dc4 3.Bf3 Bf6 4.Ea4 Bbd7 5.Bc3 e6 6.e4 c5 7.d5 ed5 8.e5
Taimanov - II  [Queen's Indian: Pomar, Taimanov Variation] 1.d4 Bf6 2.c4 e6 3.Bf3 b6 4.g3 Cb7 5.Cg2 Ce7 6.OO OO 7.d5 ed5 8.Bd4
Tal - I  [Sicilian: Grand Prix, Tal Gambit] 1.e4 c5 2.f4 d5 3.ed5 Bf6
Tal - II  [Russian Game: Modern Attack, Tal Gambit] 1.e4 e5 2.Bf3 Bf6 3.d4 ed4 4.e5 Be4 5.Cb5
Tal - III  [Modern: Two Knights, Suttles, Tal Gambit] 1.e4 g6 2.d4 Cg7 3.Bc3 d6 4.Bf3 c6 5.Cg5 Eb6 6.Ed2
Tamarkin Countergambit  [Old Benoni] 1.d4 c5 2.Bf3 cd4 3.b4 e5
Tan  [QGD: Marshall Defence, 3.cxd5] 1.d4 d5 2.c4 Bf6 3.cd5 c6
Tarrasch  [QGD Tarrasch: 5.dxc5, Tarrasch Gambit] 1.d4 d5 2.c4 e6 3.Bc3 c5 4.cd5 ed5 5.dc5 d4 6.Ba4 b5
Tarrasch Classic  [QGD Tarrasch: Tarrasch's Gambit] 1.d4 d5 2.c4 e6 3.Bc3 c5 4.cd5 ed5 5.Bf3 Bc6 6.g3 Bf6 7.Cg2 Ce7 8.OO OO 9.dc5 d4
Tarrasch Countergambit  [QGD Tarrasch] 1.d4 d5 2.c4 e6 3.Bc3 c5
Tartakover - I [QGD: Chigorin, Tartakower Gambit] 1.d4 d5 2.c4 Bc6 3.Bc3 e5
Tartakover - II - See: Morra
Tartakower - III - See: Petrov
Tartakower - IV - See: Orang-Utan
Tate  [Dutch: Krejcik Gambit Accepted] 1.d4 f5 2.g4 fg4 3.e4 d5 4.Bc3
Tennison  - See: Abonyi
Thomas  [Bird: 1...d5 2.b3] 1.f4 d5 2.b3 Bf6 3.Cb2 d4 4.Bf3 c5 5.e3
Thorold  [Bishop's Opening: Anderssen Gambit] 1.e4 e5 2.Cc4 b5 3.Cb5 f5
Thuring  [Englund Gambit: Hartlaub] 1.d4 e5 2.de5 d6
Toikkanen  [Caro-Kann: English Variation] 1.e4 c6 2.c4 d5 3.e5
Tolush  [Slav: Geller (Tolush) Gambit] 1.d4 d5 2.c4 c6 3.Bf3 Bf6 4.Bc3 dc4 5.e4
Traxler  [Two Knights: Traxler (Wilkes-Barre) Variation] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 Cc5
Trencianske-Teplice  [Two Knights: Traxler, 5.Bxf7+] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 Cc5 5.Cf7 Fe7 6.d4
Trompovsky  [Trompowsky: 2...c5] 1.d4 Bf6 2.Cg5 c5 3.d5 Eb6 4.Bc3 Eb2 5.Cd2
Troon [Reversed Grob (Borg/Basman Defence)] 1.e4 g5 2.d4 h6 3.h4 g4
Tübingen  [Van Geet: Tübingen Gambit] 1.Bc3 Bf6 2.g4
Tumbleweed  [KGA: Tumbleweed/Drunken King] 1.e4 e5 2.f4 ef4 3.Ff2
U

Überlinger  [Indian: 2.g3] 1.d4 Bf6 2.g3 e5
Ulvestad  [Two Knights: Ulvestad Variation] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.Bg5 d5 5.ed5 b5
Ulysses  [Caro-Kann: Ulysses Gambit] 1.e4 c6 2.d4 d5 3.Bf3
UNNAMED - I  [English: Anglo-Indian] 1.c4 Bf6 2.g4
UNNAMED - II  [Scandinavian (Centre Counter)] 1.e4 d5 2.b3
UNNAMED - III  [Vienna: Smyslov, 3...Bc5 4.Bg2 Nc6 5.Nge2] 1.e4 e5 2.Bc3 Bc6 3.g3 Bf6 4.Cg2 Cc5 5.Bge2 d5
UNNAMED - IV  [Philidor: Improved Hanham] 1.e4 e5 2.Bf3 d6 3.d4 Bf6 4.Bc3 Bbd7 5.Cc4 Ce7 6.Cf7
UNNAMED - V  [Philidor: Improved Hanham] 1.e4 e5 2.Bf3 d6 3.d4 Bf6 4.Bc3 Bbd7 5.Cc4 Ce7 6.de5 de5 7.Cf7
UNNAMED - VI  [Spanish: 5.O-O] 1.e4 e5 2.Bf3 Bc6 3.Cb5 a6 4.Ca4 Bf6 5.00 d5
UNNAMED - VII  [QGD: Marshall Defence, 3.cxd5] 1.d4 Bf6 2.c4 d5 3.cd5 e6
UNNAMED - VIII  [Four Knights: Glek Variation] 1.e4 e5 2.Bf3 Bc6 3.Bc3 Bf6 4.g3 Be4
UNNAMED - IX  [Van Kruijs] 1.e3 b5
UNNAMED - X  [Sicilian: Taimanov, Four Knights] 1.e4 c5 2.Bf3 Bc6 3.d4 cd4 4.Bd4 Bf6 5.Bc3 e6 6.Bdb5 d6 7.Cf4 e5 8.Bd5
UNNAMED - XI  [King's Indian: 4.e4 O-O] 1.d4 Bf6 2.c4 g6 3.Bc3 Cg7 4.e4 OO 5.f3 c5 6.dc5 b6
UNNAMED - XII  [Nimzowitsch-Larsen: 1...e5 2.Bb2 Nc6 3.e3] 1.b3 e5 2.Cb2 Bc6 3.e3 d5 4.Cb5 Cd6 5.f4 Eh4 6.g3 Ee7 7.Bf3 f6
Urusov  [Bishop's Opening: Urusov Gambit] 1.e4 e5 2.Cc4 Bf6 3.d4 ed4 4.Bf3
V

Vaganian - See: Trompowsky
Van Kruijk  [Benko Opening] 1.g3 h5 2.Bf3 h4
Vector  [English: Vector] 1.c4 d5 2.cd5 c6
Venezia  [Sicilian: O'Kelly, 3.c3 d5] 1.e4 c5 2.Bf3 a6 3.c3 d5 4.ed5 Bf6
Vepr  [Hodgson Attack (Trompowsky vs. 1...d5)] 1.d4 d5 2.Cg5 Cf5 3.e3 c6 4.c4
Vienna - I [Vienna Gambit] 1.e4 e5 2.Bc3 Bf6 3.f4
Vienna - II - See: Steinitz-II
Villemson [KGA: Villemson Gambit] - See: Steinitz-II
Vitolins - I [Alekhine: Modern, Alekhine Variation] 1.e4 Bf6 2.e5 Bd5 3.Bf3 d6 4.d4 Cg4 5.c4 Bb6 6.d5
Vitolins - II [Nimzo-Indian: Reshevsky Var] 1 d4 Bf6 2 c4 e6 3 Bc3 Cb4 4 e3 0-0 5 Be2 b5
Vitolins - III - See: Adorjan
Volga-Benkö  [Benko Gambit] 1.d4 Bf6 2.c4 c5 3.d5 b5
von der Lasa  [Centre Game] 1.e4 e5 2.d4 ed4 3.Cc4
von Hennig [Caro-Kann: von Hennig Gambit] 1.e4 c6 2.d4 d5 3.Bc3 de4 4.Cc4 Bf6 5.f3
von Popiel - See: Polish
Von Pretzel  [Dutch: Von Pretzel Gambit] 1.d4 f5 2.Ed3 e6 3.g4
Vos  [Neo-Old Indian: 2.Nf3] 1.Bf3 d6 2.d4 e5
Vukovic  - See: Fraser

W

Wade  [English: Wade Gambit] 1.c4 f5 2.g4
Wagner - I  [Torre Attack: Wagner Gambit] 1.d4  Bf6 2.Bf3 e6 3.Cg5 c5 4.e4
Wagner - II - See: Svizzero
Wagner-Zwitersch - See: Svizzero
Ware  [Ware Opening] 1.a4 e5 2.a5 d5 3.e3 f5 4.a6  (no games)
Warsaw  [Bishop's Opening: 3.d4] 1.e4 e5 2.Cc4 Bf6 3.d4 ed4 4.c3
Warsteiner  [Van Geet: 1...d5] 1.Bc3 d5 2.f4 g5
Weber  [Open Game: 2.d3 d5] 1.e4 e5 2.d3 d5 3.ed5 c6  (no games)
Weidenhagen  [Indian: Gibbins Gambit] 1.d4 Bf6 2.g4
Weidenhagen-Beta  1.g3 d5 2.Bf3 g5  (no games)
Welling  [Dutch: Korchnoi Attack] 1.d4 f5 2.h3 d6 3.Bf3 g6 4.g4
Westermann  [Modern] 1.e4 g6 2.d4 Cg7 3.Cd2 (no games)
Wheeler  [Nimzowitsch Defence: Wheeler Gambit] 1.e4 Bc6 2.b4
Wilkes-Barre - See: Traxler
Willemson - See: Steinitz-II
Williams - I  [Bird: Williams Gambit] 1.f4 d5 2.e4
Williams - II - See: Cambridge
Williams-Zilbermints   1.f4 d5 2.e4 de4 3.Bc3 Bf6 4.Bge2  (no games)
Winawer Countergambit  [Slav: Winawer Countergambit] 1.d4 d5 2.c4 c6 3.Bc3 e5
Winckelmann-Reimer  [French: Winawer, Winkelmann-Reimer Gambit (WRG)] 1.e4 e6 2.d4 d5 3.Bc3  Cb4 4.a3  Cc3 5.bc3 de4 6.f3
Wind  - I  [Owen Defence: 2.d4 Bb7] 1.e4 b6 2.d4 Cb7 3.f3 e5
Wind  - II  [Modern] 1.e4 g6 2.d4 Cg7 3.Cd3
Wing French  [French: Wing Gambit] 1.e4 e6 2.Bf3 d5 3.e5 c5 4.b4
Wing Sicilian - 1 [Sicilian: Wing Gambit] 1.e4 c5 2.b4
Wing Sicilian - II - See:Santasiere
Wing Sicilian - III - See: Marshall-VII
Wing Sicilian - IV - See: Keres
Wing Sicilian - V  [Sicilian: 2...e6] 1.e4 c5 2.Bf3 e6 3.b4
Wing Sicilian - VI  [Sicilian: 2...Nc6] 1.e4 c5 2.Bf3 Bc6 3.b4
Wing Sicilian - VII  [Sicilian: O'Kelly Variation] 1.e4 c5 2.Bf3 a6 3.b4
Wing Ware [Ware Opening: Wing Gambit] 1.a4 b5 2.ab5 Cb7 (no games)
Winterberg   1.g3 d5 2.Cg2 e5 3.c4 dc4 4.b3  (no games)
Wolf  [French: MacCutcheon] 1.e4 e6 2.d4 d5 3.Bc3 Bf6 4.Cg5 Cb4 5.Bge2
Wolfertz  [Polish: Wolfertz Gambit] 1.b4 e5 2.Cb2 c5
Woozle  [Old Benoni: Woozle] 1.d4 c5 2.d5 Bf6 3.Bc3 Ea5
Wurzburger  [Vienna Gambit: Wurzburger Trap] 1.e4 e5 2.Bc3 Bf6 3.f4 d5 4.fe5 Be4 5.d3  Eh4 6.g3 Bg3 7.Bf3  Eh5 8.Bd5


X

Xanadu  [Vienna Gambit: 5.Nf3 Nc6] 1.e4 e5 2.Bc3 Bf6 3.f4 d5 4.fe5 Be4 5.Bf3 Bc6 6.Ee2 Cf5 7.Eb5 Bc5 8.d4 a6 9.Ee2 Be4 10.Ee3

Y

Yefimov  [QGA: 3.e4 c5 4.d5] 1.d4 d5 2.c4 dc4 3.e4 c5 4.d5 b5
Young   1.e4 e5 2.f4 ef4 3.Bf3 g5 4.Cc4 g4 5.00 gf3 6.Ef3 Ef6 7.Cf7 Ff7 8.d4 Ed4 9.Ce3 Ef6 10.Bc3  (no games)
Yugoslav  [QGD: Cambridge Springs] 1.d4 d5 2.c4 e6 3.Bc3 Bf6 4.Cg5 Bbd7 5.e3 c6 6.Bf3 Ea5 7.cd5 Bd5 8.Eb3 Cb4 9.Dc1 e5
Yurdansky  [Two Knights: Classical, Yurdansky Attack] 1.e4 e5 2.Bf3 Bc6 3.Cc4 Bf6 4.d4 ed4 5.00 Be4 6.De1 d5 7.Cd5 Ed5 8.Bc3 Ea5 9.Be4 Ce6 10.Cg5 h6 11.Ch4 g5 12.Bf6 Fe7 13.b4

Z

Zaitsev - I [Grünfeld: 4.h4] 1.d4 Bf6 2.c4 g6 3.Bc3 d5 4.h4
Zaitsev - II  1.e4 Bf6 2.e5 Bd5 3.c4 Bb6 4.d4 d6 5.f4 de5 6.fe5 Bc6 7.Ce3 Cf5 8.Bc3 e6 9.Bf3 Ce7 10.d5 Bb4 11.Dc1 f6 12.a3 Ba6 13.g4
Zhuravlev  [Vienna: Zhuravlev] 1.e4 e5 2.Bc3 Cb4 3.Eg4 Bf6
Zilbermints - I [Queen's Pawn: 1...e6 2.c4] 1.c4 e6 2.d4 e5
Zilbermints - II  [English: 1...g5 2.d4] 1.c4 g5 2.d4 e5  (no games)
Zilbermints - III  [Queen's Gambit] 1.d4 d5 2.c4 b5
Zilbermints - IV  [Blackmar-Diemer: Euwe Defence] 1.d4 d5 2.e4 de4 3.Bc3 Bf6 4.f3 ef3 5.Bf3 e6 6.Cg5 Ce7 7.Cd3 Bc6 8.OO Bd4 9.Fh1
Zilbermints - V  [Englund Gambit: 2.dxe5 Nc6 3.Nf3] 1.d4 e5 2.de5 Bc6 3.Bf3 h6
Zilbermints - VI  [Englund Gambit: Zilbermints] 1.d4 e5 2.de5 Bc6 3.Bf3 Bge7
Zilbermints - VII  [St. George Defence] 1.e4 a6 2.d4 e5
Zilbermints - VIII  [Scandinavian (Centre Counter)] 1.e4 d5 2.b4
Zilbermints - IX   [Reversed Grob (Borg/Basman Defence)] 1.e4 g5 2.d4 e5
Zilbermints - X   1.e4 h6 2.d4 e5    (no games)
Zilbermints - XI  1.g4 d5 2.e4 de4 3.Bc3  (no games)
Zilbermints - XII  1.Bf3 d5  2.c4 b5  (no games)
Zilbermints-Benoni  [Old benoni] 1.d4 c5 2.Bf3 cd4 3.b4
Zilbermints Countergambit   1.d4 d5 2.Bf3 Bf6 3.c4 b5  (no games)
Zilbermints Double   1.e4 e5 2.f4 Bc6 3.Bf3 g5  (no games)
Zilbermints Double Countergambit  [King's Gambit] 1.e4 e5 2.f4 g5
Zilbermints-Hartlaub  [Grob: 1...d5] 1.g4 d5 2.e4 de4 3.Bc3 e5 4.d3
Zollner  [Sicilian: Dragon] 1.e4 c5 2.Bf3 d6 3.d4 cd4 4.Bd4 Bf6 5.Bc3 g6 6.Ce2 Cg7 7.00 00 8.Ce3 Bc6 9.f4 Eb6 10.e5
Zukertort - I [Spanish: Berlin, Beverwijk, 5.c3] 1.e4 e5 2.Bf3 Bc6 3.Cb5 Cc5 4.OO Bf6 5.c3
Zukertort - II - See: Abonyi-Tennison
Zürich  [Queen's Pawn Game] 1.d4 d5 2.g4
Zviaginsev-Krasenkov [English: Nimzo-English] 1.c4 Bf6 2.Bf3 e6 3.Bc3 Cb4 4.g4
 

GAMBITS WITH MORE THAN 10 TRANSPOSITION LINES
ECO GAMBIT NAME           N.OF TRASPOSITIONS   GAMES PLAYED

B45 UNNAMED - X [Sicilian]          11            91
D00 Brombacher Countergambit        11           123
A56 Lundin                          11           114
B21 Morphy - III                    11           209
C10 Peter Gierz                     11            95
B06 Pterodactyl - II                11          1609
D00 Ryder                           11           514
D32 Grũnfeld                        12*           34
A13 Romanishin                      12           691
E29 Botvinnik                       12            36
C47 Krause                          12           595
C15 Möller-Zuravlev                 12          1490
C44 Scotch                          12         11635
C65 Zukertort                       12          2188
B40 Krogius                         13           838
E16 Monticelli                      13            33
C41 UNNAMED - V  [Philidor]         13            55
E08 Spassky - I                     13            14
B81 Perenyi                         14           304
B15 Rasa-Studier                    14           354
A25 Fischer                         14            38
A31 English                         14          1674
C10 Marshall - VIII                 14           614
D23 Taimanov                        14            28
C48 Marshall - IX                   14           614
C96 Gajewski                        14*          255
C54 Greco - IV                      15           898
A10 Basman 1                        15            83
C12 Wolf                            15           462
C18 Poisoned - II [French: Winawer] 16           824
B50 Basman-Palatnik                 16           502
C44 Haxo                            16          2835
A42 Pterodactyl                     16            35
E17 Taimanov - II                   17            65
C41 Shirov                          17           249
C47 Beograd                         17          1788
D50 Canal Countergambit             17           673
D52 Yugoslav                        17            25
D51 Alekin - VI                     18            51
C54 Albin                           18           645
C15 Winckelmann-Reimer              18           932
B50 Basman-Palatnik double          19           423
B15 von Hennig                      19           350
A66 Mikenas                         20           373
C55 Scotch - II                     21          5436
D11 Bonet                           22           251
D31 Anti-Noteboom                   23           160
C89 Marshall - III                  25          7024
D83 Grünfeld - II                   25          1673
C47 Noa                             25           688

C38 Greco - III                     26           265
C54 Mason                           26           773
C13 Chatard-Alekin                  26          3213
C48 Rubinstein                      26          3284
B97 Poisoned [Sicilian, Najdorf]    26          4879
C55 Max-Lange                       27          1202
C55 Boden-Kieseritzky - II          27*          277
B73 Zollner                         29*           46
D38 Furman-Borisenko                29*          206
E10 Blumenfeld Countergambit        30*         2189
C18 Poisoned [French, Winawer]      32*         5176
D31 Marshall - VI                   33*         2421
C05 Estrin - I                      35*          954
C41 UNNAMED - IV  [Philidor]        35*          177
D24 Prianishenmo                    36           424   
D07 Modern                          37           977
B23 Anti-Dragon                     39*          107
D27 Russian                         43*          217
C02 Milner-Barry I                  47          3649

E81 Dzindzichashvili                54*         2694
D15 Tolush                          56          1704
B14 Fianchetto Caro-Kan             64*         1058
E17 Polugayevsky                    65           807
E17 Pomar                           68           990
E77 Fiorentino                      77           472
D85 Khalifman-Gelfand               94*         5563

E04 Catalan                        105*         6218
D43 Anti-Moscow                    112*         2841
D47 Kaidanov                       134*         1294
D34 Tarrasch classic               141*          346
D48 Reynolds                       143*         1404
D44 Anti-Meran                     150*         3515
D45 Riga                           208*         2151
E99 Kozul                          219*         3222

 (The lines marked with * are transcriptions that have yet to be included in the pdf edition and here)