Chess puzzle (Advantage)
Moves: 1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c4 Bg7 5. Nc3 O-O 6. Nf3 c5 7. d5 e6 8. Bg5
exd5 9. exd5 Re8+ 10. Be2 h6 11. Bxf6 Qxf6 12. O-O Bf5 13. Qd2 Nd7 14. h3 Ne5
15. Nxe5 Rxe5 16. Bd3 Bd7 17. Rfe1 Rae8 18. Rxe5 Rxe5 19. Ne4 Qe7 20. Nc3 a6
21. Kf1 Qh4 22. Re1 Rg5 *
Position (FEN): 6k1/1p1b1pb1/p2p2pp/2pP2r1/2P4q/2NB3P/PP1Q1PP1/4RK2 w - - 4 23
White to move.
Themes:  Middlegame  
Puzzle rating: 1848
Best move: Re4