Chess puzzle (Advantage)
Opening: Horwitz_Defense, Horwitz_Defense_Other_variations
Moves: 1. d4 e6 2. e3 d5 3. Bd3 c5 4. c3 Nc6 5. f4 cxd4 6. exd4 Qb6 7. Nf3 f5 8. Nbd2
Nf6 9. Ne5 Bd6 10. Ndf3 O-O 11. O-O Nd7 12. b4 Ndxe5 13. Nxe5 Nxe5 14. fxe5 Be7
15. Bd2 Bxb4 *
Position (FEN): r1b2rk1/pp4pp/1q2p3/3pPp2/1b1P4/2PB4/P2B2PP/R2Q1RK1 w - - 0 16
White to move.
Themes:  Middlegame  
Puzzle rating: 1914
Best move: Rb1