ECO code: B97
Opening Name: Sicilian Defense: Najdorf, Poisoned Pawn Variation, Main Line
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 Nc6 11. fxe6 fxe6 12. Nxc6 bxc6
Description: The Najdorf Poisoned Pawn Variation is one of the sharpest and most tactical lines in the Sicilian Defense. Black grabs the "poisoned" b2-pawn early with the queen, accepting material at the cost of potential vulnerabilities and initiative for White. White responds aggressively by developing pieces quickly and launching a strong kingside pawn storm with f4-f5, aiming to undermine Black’s central and kingside structure. The sequence reflects a complex battle where both sides play actively; White focuses on attacking chances and rapid development, while Black aims to hold on to the extra pawn and counterattack.
Characteristic of the Move 8...Qxb2: This bold queen capture is the hallmark of the Poisoned Pawn Variation. It is a highly risky but theoretically sound choice, inviting White to expend energy regaining the pawn while Black tries to exploit the queen’s activity and White’s exposed king.
Playing Style: From White’s perspective, this line is strongly attacking, emphasizing initiative and pressure on Black’s position. Black’s play is more counterattacking, relying on dynamic piece play and tactical resourcefulness to neutralize White’s threats.
Center Control: Both sides contest the center, but White’s moves (especially f4 and f5) aim to challenge Black’s central presence aggressively rather than establishing a static pawn center. Black tries to maintain influence with pawns on d6 and c6 and pieces supporting central squares, making it a highly dynamic central struggle.
This opening is defined by the position shown on the board below. The moves displayed are a typical sequence that leads to it, but different sequences can reach the same position and still carry the same opening name.
You can also discover how top players used Sicilian: Najdorf, Poisoned Pawn, Main Line to leverage key strategies to secure victories in these classic matchups.