Chess puzzle (Advantage)
Opening: Nimzowitsch_Defense, Nimzowitsch_Defense_Declined_Variation
Moves: 1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. d4 Bg4 5. c4 Qe4+ 6. Be2 Bxf3 7. gxf3 Qxd4
8. Qb3 O-O-O 9. Be3 Qe5 10. Nc3 e6 11. Ne4 Bb4+ 12. Kf1 Qh5 13. Rg1 Qxh2 14. a3
Qh3+ 15. Rg2 Qh1+ 16. Rg1 Qh3+ 17. Rg2 Be7 18. Qa4 Kb8 19. b4 b6 *
Position (FEN): 1k1r2nr/p1p1bppp/1pn1p3/8/QPP1N3/P3BP1q/4BPR1/R4K2 w - - 0 20
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 841
Best move: Qxc6