Library/Openings/Sicilian Defense/Najdorf Variation/Opocensky Variation/Modern Line ECO B92
Opening· 16 plies

Sicilian Defense: Najdorf Variation, Opocensky Variation, Modern Line

An entry in the Encyclopedia of Chess Openings (ECO B92), reached after 16 half-moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O Be6.

Sicilian Defense: Najdorf Variation, Opocensky Variation, Modern Line ECO B92
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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

Sicilian Defense: Najdorf Variation, Opocensky Variation, Modern Line is an opening in the Encyclopedia of Chess Openings, classified under code B92. ECO group B (B00–B99) covers semi-open games (1.e4 with Black playing anything other than 1…e5), with the Sicilian, French, Caro-Kann and Pirc/Modern at its heart. This particular variation is reached after 16 half-moves from the starting position, with the move sequence 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O Be6.

It belongs to the Sicilian Defense family. Within that family this is a level-3 branch (the Najdorf Variation → Opocensky Variation → Modern Line line). The immediate parent line is Sicilian Defense: Najdorf Variation, Opocensky Variation, transitioned via 8…Be6.

The opening sequence in prose form: 1.e4 c5, 2.Nf3 d6, 3.d4 cxd4, 4.Nxd4 Nf6, 5.Nc3 a6, 6.Be2 e5. 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.