Library/Openings/Grünfeld Defense/Russian Variation/Prins Variation ECO D97
Opening· 14 plies

Grünfeld Defense: Russian Variation, Prins Variation

An entry in the Encyclopedia of Chess Openings (ECO D97), reached after 14 half-moves: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Na6.

Grünfeld Defense: Russian Variation, Prins Variation ECO D97
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Black rook
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Black bishop
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Black knight
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White queen
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End of this line

No further variations branch from this position in our database. To explore neighbouring ideas:

About this opening

Grünfeld Defense: Russian Variation, Prins Variation is an opening in the Encyclopedia of Chess Openings, classified under code D97. 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 14 half-moves from the starting position, with the move sequence 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Na6.

It belongs to the Grünfeld Defense family. Within that family this is a level-2 branch (the Russian Variation → Prins Variation line). The immediate parent line is Grünfeld Defense: Russian Variation, transitioned via 7…Na6.

The opening sequence in prose form: 1.d4 Nf6, 2.c4 g6, 3.Nc3 d5, 4.Nf3 Bg7, 5.Qb3 dxc4, 6.Qxc4 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.