Chess puzzle (Advantage)
Moves: 1. e4 g6 2. e5 Bg7 3. d4 c5 4. c3 cxd4 5. cxd4 Qa5+ 6. Bd2 Qb6 7. Be3 Nc6 8.
Nf3 Qxb2 9. Nbd2 b6 10. Rb1 Qxa2 11. Bc4 Qa5 12. Rb5 Qc3 13. O-O e6 14. Rb3 Qa5
15. Qe2 f6 16. Rb5 Qa3 17. Nb1 Qe7 18. exf6 Nxf6 19. Bg5 O-O 20. Ne5 Nxe5 *
Position (FEN): r1b2rk1/p2pq1bp/1p2pnp1/1R2n1B1/2BP4/8/4QPPP/1N3RK1 w - - 0 21
White to move.
Themes:  Middlegame  
Puzzle rating: 1566
Best move: dxe5