Chess puzzle (Advantage)
Opening: Horwitz_Defense, Horwitz_Defense_Other_variations
Moves: 1. d4 e6 2. Bf4 c5 3. dxc5 Qa5+ 4. Nd2 Qxc5 5. Ngf3 d5 6. b3 Nc6 7. Rc1 g6 8.
c4 Bg7 9. cxd5 Qxd5 10. e3 Nb4 11. Bc4 Nd3+ 12. Kf1 Qd7 13. a4 Nxc1 *
Position (FEN): r1b1k1nr/pp1q1pbp/4p1p1/8/P1B2B2/1P2PN2/3N1PPP/2nQ1K1R w kq - 0 14
White to move.
Themes: Pin Middlegame  
Puzzle rating: 1514
Best move: Bb5