Chess puzzle (Crushing)
Opening: Semi-Slav_Defense, Semi-Slav_Defense_Other_variations
Moves: 1. d4 e6 2. c4 d5 3. Nf3 c6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 Ne4 7. Bxe7 Qxe7 8.
Nxe4 dxe4 9. Ne5 Nd7 10. Qh5 Nxe5 11. Qxe5 Qb4+ 12. Kd1 Qxb2 13. Qxg7 *
Position (FEN): r1b1k2r/pp3pQp/2p1p3/8/2PPp3/4P3/Pq3PPP/R2K1B1R b kq - 0 13
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 833
Best move: Qxa1+