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Borg Defense
Borg Defense
4 variations · Semi-Open games · main line
1.e4 g5
B00
Borg Defense
1.e4 g5
A40
Borg Defense: Borg Gambit
1.d4 g5
B00
Borg Defense: Zilbermints Gambit
1.e4 g5 2.d4 e5
B00
Borg Defense: Troon Gambit
1.e4 g5 2.d4 h6 3.h4 g4