Two very demanding and dynamic variations, 7… Nbd7 and 7… Be7, are covered in this opening line. These variations are interconnected, often transposing to the same positions, because both Nbd7 and Be7 are part of the Black’s plan.
After 8. Qf3 Qc7 9. O-O-O b5 White has numerous options, among them 10. Bd3 Bb7 11. Rhe1 Qb6, 10. e5 Bb7 11. Qh3 dxe5 12. Nxe6 fxe6 13. Qxe6+ Be7 and 10. Bxb5 axb5 11. Ndxb5 Qb8 require mutual precise play.
[Diagram: White to Move] H. Muller – E. Ramini, corr. 2013. How can White gain a big advantage making use of the fact that Black has an uncastled king?
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