About this opening
Indian Defense: Budapest Defense, Fajarowicz Variation is an opening in the Encyclopedia of Chess Openings,
classified under code A51. ECO group A (A00–A99)
covers flank and irregular openings, including the English, Bird, Réti and Dutch defences. This particular variation is reached
after 6 half-moves from the
starting position, with the move sequence 1. d4 Nf6 2. c4 e5 3. dxe5 Ne4.
It belongs to the Indian Defense family.
Within that family this is a level-2 branch (the Budapest Defense → Fajarowicz Variation line). The immediate parent line is Indian Defense: Budapest Defense, transitioned via 3…Ne4.
The opening sequence in prose form: 1.d4 Nf6, 2.c4 e5, 3.dxe5 Ne4. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.