Chess puzzle (Advantage)
Moves: 1. d4 Nf6 2. c4 c5 3. e3 cxd4 4. exd4 e6 5. Nf3 Bb4+ 6. Bd2 Qa5 7. Bd3 O-O 8.
O-O Nc6 9. Nc3 Bxc3 10. Bxc3 Qc7 11. Bc2 b6 12. Re1 Bb7 13. Qd3 d5 14. cxd5
exd5 15. Re2 Ne7 16. Bb4 Rfe8 17. Rae1 Ng6 18. Ne5 Nf4 19. Qf3 Nxe2+ 20. Rxe2
Ba6 21. Rd2 Ne4 22. Bxe4 dxe4 23. Qd1 f5 *
Position (FEN): r3r1k1/p1q3pp/bp6/4Np2/1B1Pp3/8/PP1R1PPP/3Q2K1 w - - 0 24
White to move.
Themes:  Middlegame  
Puzzle rating: 1365
Best move: Qb3+