About this opening
Grünfeld Defense: Pachman Variation is an opening in the Encyclopedia of Chess Openings,
classified under code D95. ECO group D (D00–D99)
covers closed games and semi-closed games beginning 1.d4 d5, covering the Queen's Gambit, Slav, Grünfeld and related queen-pawn structures. This particular variation is reached
after 15 half-moves from the
starting position, with the move sequence 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Qb3 dxc4 6. Bxc4 O-O 7. Nf3 Nbd7 8. Ng5.
It belongs to the Grünfeld Defense family. Within that family this is a sub-variation (the Pachman Variation line).
The opening sequence in prose form: 1.d4 Nf6, 2.c4 g6, 3.Nc3 d5, 4.e3 Bg7, 5.Qb3 dxc4, 6.Bxc4 O-O. 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.