Chess puzzle (Advantage)
Moves: 1. e4 e6 2. b3 d5 3. Bb2 Nf6 4. e5 Nfd7 5. Nf3 c5 6. d4 Nc6 7. Bb5 Qb6 8. a4 a6
9. Be2 cxd4 10. Nxd4 Ncxe5 11. a5 Qc7 12. O-O Bd6 13. h3 O-O 14. Nd2 Nc6 15.
N2f3 Nxa5 16. Qd3 Nc6 17. Ng5 g6 18. Qc3 Nxd4 19. Qxd4 Be5 20. Qh4 Nf6 21. Bxe5
Qxe5 22. Bd3 Kg7 23. f4 Qd4+ 24. Kh1 e5 *
Position (FEN): r1b2r2/1p3pkp/p4np1/3pp1N1/3q1P1Q/1P1B3P/2P3P1/R4R1K w - - 0 25
White to move.
Themes:  Middlegame  
Puzzle rating: 1453
Best move: Ra4