B Index: 342 Openings
Barcza System to Budapest-Sub Alekhine Variation
Barcza System
Barcza System – Indian Variation
Barnes’ Defense
Barnes’ Opening “Part 1”
Barnes’ Opening “Part 2”
Barnes’ Opening “Variation I”
Barnes’ Opening “Variation I-A”
Barnes’ Opening “Variation I-B”
Barnes’ Opening “Variation I-C”
Barnes’ Opening “Variation I-D”
Barnes’ Opening “Variation II”
Basman Opening
Basman Opening “Variation I”
Basman Opening “Variation II”
Becker Defense (Anti-Kieseritzky)
Beginning Position
Benko Gambit “Part 1”
Benko Gambit “Part 2”
Benko Gambit Accepted
Benko Gambit Accepted “Variation I”
Benko Gambit Accepted “Variation I-A”
Benko Gambit Accepted “Variation I-B”
Benko Gambit Accepted “Variation I-B-1”
Benko Gambit Accepted “Variation I-B-2”
Benko Gambit Accepted “Variation I-B-2-a”
Benko Gambit Accepted “Variation I-B-2-b”
Benko Gambit Accepted “Variation I-B-2-b-i”
Benko Gambit Accepted “Variation I-B-2-b-i-alpha”
Benko Gambit Accepted “Variation I-B-2-b-i-alpha-one”
Benko Gambit Accepted “Variation I-B-2-b-i-alpha-two”
Benko Gambit Accepted “Variation I-B-2-b-i-beta”
Benko Gambit Accepted “Variation I-B-2-b-ii”
Benko Gambit Accepted “Variation I-B-2-c”
Benko Gambit Accepted “Variation I-B-2-c-i”
Benko Gambit Accepted “Variation I-B-2-c-i-alpha”
Benko Gambit Accepted “Variation I-B-2-c-i-beta”
Benko Gambit Accepted “Variation I-B-2-c-i-delta”
Benko Gambit Accepted “Variation I-B-2-c-i-gamma”
Benko Gambit Accepted “Variation I-B-2-c-ii”
Benko Gambit Accepted “Variation II”
Benko Gambit Declined “Variation I”
Benko Gambit Declined “Variation II”
Benko Gambit Declined “Variation III”
Benko Gambit Declined “Variation III-A”
Benko Gambit Declined “Variation III-B”
Benko Gambit Declined “Variation III-C”
Benko Gambit Declined – “Variation III-D”
Benko Gambit – Fianchetto Variation
Benko Gambit – Fianchetto “Variation I”
Benko Gambit – Fianchetto “Variation II”
Benko Gambit – Fianchetto “Variation II-A”
Benko Gambit – Fianchetto “Variation II-B”
Benko Gambit Rejected “Variation I”
Benko Gambit Rejected “Variation I-A”
Benko Gambit Rejected “Variation I-B”
Benko Gambit Rejected “Variation II”
Benko Gambit Rejected “Variation II-A”
Benko Gambit Rejected “Variation II-A-1”
Benko Gambit Rejected “Variation II-A-1-a”
Benko Gambit Rejected “Variation II-A-1-b”
Benko Gambit Rejected “Variation II-A-2”
Benko Gambit Rejected “Variation II-B”
Benko Gambit Rejected “Variation III”
Benko Opening
Benko “Variation I”
Benko “Variation II”
Benko “Variation II-A”
Benko “Variation II-B”
Benoni – Argentine Counterattack
Benoni – Argentine Counterattack “Variation I”
Benoni – Argentine Counterattack “Variation II”
Benoni – Argentine Counterattack “Variation III”
Benoni – Argentine Counterattack “Variation III-A”
Benoni – Argentine Counterattack “Variation III-B”
Benoni – Classical Main Line
Benoni – Classical Main Line “Variation I”
Benoni – Classical Main Line “Variation II”
Benoni – Classical Main Line “Variation III”
Benoni – Classical Main Line “Variation III-A”
Benoni – Classical Main Line “Variation III-A-1”
Benoni – Classical Main Line “Variation III-A-2”
Benoni – Classical Main Line “Variation III-B”
Benoni – Classical Variation
Benoni – Classical “Variation I”
Benoni – Classical “Variation II”
Benoni – Classical “Variation II-A”
Benoni – Classical “Variation II-B”
Benoni – Classical “Variation II-C”
Benoni – Classical “Variation II-C-1”
Benoni – Classical “Variation II-C-1-a”
Benoni – Classical “Variation II-C-1-a-i”
Benoni – Classical “Variation II-C-1-a-ii”
Benoni – Classical “Variation II-C-1-b”
Benoni – Classical “Variation II-C-2”
Benoni – Classical “Variation II-D”
Benoni – Classical “Variation II-D-1”
Benoni – Classical “Variation II-D-1-a”
Benoni – Classical “Variation II-D-1-a-i”
Benoni – Classical “Variation II-D-1-a-ii”
Benoni – Classical “Variation II-D-1-b”
Benoni – Classical “Variation II-D-1-b-i”
Benoni – Classical “Variation II-D-1-b-ii”
Benoni – Classical “Variation II-D-2”
Benoni – Classical “Variation II-E”
Benoni – Classical “Variation II-E-1”
Benoni – Classical “Variation II-E-2”
Benoni – Classical “Variation II-E-2-a”
Benoni – Classical “Variation II-E-2-b”
Benoni – Czech
Benoni – Czech “Variation I”
Benoni – Czech “Variation I-A”
Benoni – Czech “Variation I-A-1”
Benoni – Czech “Variation I-A-1-a”
Benoni – Czech “Variation I-A-1-b”
Benoni – Czech “Variation I-A-2”
Benoni – Czech “Variation I-B”
Benoni – Czech “Variation II”
Benoni – Czech “Variation III”
Benoni – Czerniak Defense
Benoni – Czerniak Defense “Variation I”
Benoni – Czerniak Defense “Variation II”
Benoni – Czerniak Defense “Variation II-A”
Benoni – Czerniak Defense “Variation II-B”
Benoni – Czerniak Defense “Variation II-B-1”
Benoni – Czerniak Defense “Variation II-B-1-a”
Benoni – Czerniak Defense “Variation II-B-1-b”
Benoni – Czerniak Defense “Variation II-B-2”
Benoni – Czerniak Defense “Variation II-C”
Benoni – Czerniak Defense “Variation II-C-1”
Benoni – Czerniak Defense “Variation II-C-1-a”
Benoni – Czerniak Defense “Variation II-C-1-a-i”
Benoni – Czerniak Defense “Variation II-C-1-a-i-alpha”
Benoni – Czerniak Defense “Variation II-C-1-a-i-beta”
Benoni – Czerniak Defense “Variation II-C-1-a-ii”
Benoni – Czerniak Defense “Variation II-C-1-b”
Benoni – Czerniak Defense “Variation II-C-2”
Benoni Gambit
Benoni Gambit Accepted
Benoni Gambit Declined
Benoni Gambit Declined “Variation I”
Benoni Gambit Declined “Variation II”
Benoni – Hromodka
Benoni – Vulture
Berlin – Anderssen Variation
Berlin – Beverwijk Variation
Berlin – Beverwijk “Variation I”
Berlin – Beverwijk “Variation II”
Berlin Defense
Berlin Defense – Exchange Variation
Berlin Defense “Variation I”
Berlin Defense “Variation II”
Berlin Defense “Variation II-A”
Berlin Defense “Variation II-B”
Berlin Defense “Variation III”
Berlin Defense “Variation III-A”
Berlin Defense “Variation III-B”
Berlin – Duras Variation
Berlin – Mortimer Variation
Berlin – Trifunovic Variation
Beyer Gambit
Bird’s Defense
Bird’s Defense – Paulsen Variation
Bird’s Defense “Variation I”
Bird’s Defense “Variation I-A”
Bird’s Defense “Variation I-A-1”
Bird’s Defense “Variation I-A-2”
Bird’s Defense “Variation I-B”
Bird’s Defense “Variation II”
Bird’s Deferred Variation
Bird’s Opening
Bird’s Opening – Batavo Variation
Bird’s Opening – Lasker Variation
Bird’s Opening – Positional Variation
Bird’s Opening – Sturm Gambit
Bird’s Opening – Symmetrical Variation
Bird’s Opening “Variation I”
Bird’s Opening “Variation I-A”
Bird’s Opening “Variation I-B”
Bird’s Opening “Variation II”
Bird’s Opening “Variation III”
Bird’s Opening “Variation III-A”
Bird’s Opening – “Variation III-B”
Bird’s Opening – “Variation III-C”
Bird’s Opening – Williams Gambit
Birmingham Gambit
Bishop Attack – Welling Variation
Bishop’s Opening
Bishop’s Opening – Berlin Defense
Bishop’s Opening – Berlin Defense “Variation I”
Bishop’s Opening – Berlin Defense “Variation I-A”
Bishop’s Opening – Berlin Defense “Variation I-B”
Bishop’s Opening – Berlin Defense “Variation II”
Bishop’s Opening – Berlin Defense “Variation II-A”
Bishop’s Opening – Berlin Defense “Variation II-A-1”
Bishop’s Opening – Berlin Defense “Variation II-A-2”
Bishop’s Opening – Berlin Defense “Variation II-B”
Bishop’s Opening – Blitzkreig
Bishop’s Opening – Classical Variation
Bishop’s Opening – Classical “Variation I”
Bishop’s Opening – Classical “Variation II”
Bishop’s Opening – del Rio Variation
Bishop’s Opening – Estrin Variation
Bishop’s Opening – Forintos/Haag Variation
Bishop’s Opening – Greco Gambit
Bishop’s Opening – Karpov Variation
Bishop’s Opening – Kere’s Variation
Bishop’s Opening – Lewis Countergambit
Bishop’s Opening – Lewis Gambit
Bishop’s Opening – MacDonnell Gambit
Bishop’s Opening – Paulsen’s Defense
Bishop’s Opening – Philidor Counterattack
Bishop’s Opening – Philidor Variation
Bishop’s Opening – Philidor “Variation I”
Bishop’s Opening – Philidor “Variation II”
Bishop’s Opening – Scholar’s Mate Attempt
Bishop’s Opening – Urusov Gambit
Bishop’s Opening – Urusov Gambit Main Line
Bishop’s Opening – Urusov Gambit Main Line “Variation I”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-1”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-1-a”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-1-a-i”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-1-a-ii”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-1-a-ii-alpha”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-1-a-ii-alpha-one”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-1-a-ii-alpha-two”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-1-a-ii-beta”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-1-b”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-A-2”
Bishop’s Opening – Urusov Gambit Main Line “Variation I-B”
Bishop’s Opening – Urusov Gambit Main Line “Variation II”
Bishop’s Opening – Urusov Gambit Main Line “Variation II-A”
Bishop’s Opening – Urusov Gambit Main Line “Variation II-B”
Bishop’s Opening – Urusov Gambit “Variation I”
Bishop’s Opening – Urusov Gambit “Variation II”
Bishop’s Opening – Urusov Gambit “Variation II-A”
Bishop’s Opening – Urusov Gambit “Variation II-B”
Bishop’s Opening – Urusov Gambit “Variation II-B-1”
Bishop’s Opening – Urusov Gambit “Variation II-B-1-a”
Bishop’s Opening – Urusov Gambit “Variation II-B-1-b”
Bishop’s Opening – Urusov Gambit “Variation II-B-1-b-i”
Bishop’s Opening – Urusov Gambit “Variation II-B-1-b-ii”
Bishop’s Opening – Urusov Gambit “Variation II-B-1-b-ii-alpha”
Bishop’s Opening – Urusov Gambit “Variation II-B-1-b-ii-beta”
Bishop’s Opening – Urusov Gambit “Variation II-B-2”
Blackburne-Schilling Gambit “Variation I”
Blackburne-Shilling Gambit
“Blackburne-Shilling Gambit Accepted”
Blackburne-Shilling Gambit “Variation II”
Blackmar-Diemer Gambit
Blackmar-Diemer Gambit Accepted – Bogoljubow Defense
Blackmar-Diemer Gambit Accepted – Euwe Defense
Blackmar-Diemer Gambit Accepted “Part 1”
Blackmar-Diemer Gambit Accepted “Part 2”
Blackmar-Diemer Gambit Accepted “Part 3”
Blackmar-Diemer Gambit Accepted “Part 4”
Blackmar-Diemer Gambit Accepted – Tartakower/Gunderam Defense
Blackmar-Diemer Gambit Accepted – Ziegler Defense
Blackmar-Diemer Gambit – Elbert Countergambit
Blackmar-Diemer Gambit – Lamb Defense
Blackmar-Diemer Gambit – Langeheinecke Defense
Blackmar-Diemer Gambit – O’Kelly Defense
Blackmar-Diemer Gambit – Pohmlann Defense
Blackmar-Diemer Gambit – Ryder Gambit
Blackmar-Diemer Gambit – Vienna Defense
Blackmar-Diemer Gambit – Weinspack Defense
Blackmar-Diemer Gambit – Zeller Defense
Blackmar-Diemer – von Popiel Attack
Bled Exchange Variation
Bled Fianchetto Variation
Bled Variation “Part 1”
Bled Variation “Part 2”
Bled Variation “Part 3”
Blumenfeld Counter-Gambit
Blumenfeld Counter-Gambit Advance
Blumenfeld Counter-Gambit “Variation I”
Blumenfeld Counter-Gambit “Variation II”
Boden Variation
Bogo-Indian Defense “Part 1”
Bogo-Indian Defense “Part 2”
Bogo-Indian – Grunfeld Variation
Bogo-Indian – Nimzowitsch Variation
Bogo-Indian – Nimzowitsch “Variation I”
Bogo-Indian – Nimzowitsch “Variation I-A”
Bogo-Indian – Nimzowitsch “Variation I-A-1”
Bogo-Indian – Nimzowitsch “Variation I-A-2”
Bogo-Indian – Nimzowitsch “Variation I-B”
Bogo-Indian – Nimzowitsch “Variation II”
Bogo-Indian “Variation I”
Bogo-Indian “Variation II”
Bogo-Indian “Variation III”
Bogo-Indian “Variation III-A”
Bogo-Indian “Variation III-B”
Bogo-Indian – Vitolins Variation
Bogoljubow-Miles Defense
Bogoljubow-Miles “Variation I”
Bogoljubow-Miles “Variation II”
Bogoljubow Variation
Bondarenko Defence
Bonsch-Osmolovsky Variation
Borg Gambit
Borg Gambit Accepted
Borg Gambit – Filter Defense
Borg Variation
Botvinnik-Bronstein “Altered Variation”
Botvinnik-Bronstein Variation
Bremen – Keres System
Bremen – Reverse Dragon
Bremen – Smyslov System
Bremen System, “Part 1”
Bremen System, “Part 2”
Bremen System “Variation I”
Bremen System “Variation I-A”
Bremen System “Variation I-A-1”
Bremen System “Variation I-A-2”
Bremen System “Variation I-B”
Bremen System “Variation II”
Bremen System “Variation II-A”
Bremen System “Variation II-B”
Bremen System “Variation III”
Bremen System “Variation III-A”
Bremen System “Variation III-A-1”
Bremen System “Variation III-A-2”
Bremen System “Variation III-B”
Brentano Deferred Variation
Brentano Variation
Breyer – Matulovic Variation
Bronstein-Larsen Variation
Bronstein-Larsen “Variation I”
Bronstein-Larsen “Variation II”
Brooklyn Defense (Retreat Variation)
Budapest – Abonyi Variation
Budapest Accepted
Budapest – Adler Variation
Budapest – Alekhine Variation
Budapest – Balogh Gambit
Budapest Declined
Budapest Defense
Budapest – Normal Variation
Budapest-Pulgarin Variation
Budapest – Rubinstein Variation
Budapest – “Sub-Alekhine Variation”