Chess puzzle (Crushing)
Moves: 1. c4 Nf6 2. Nc3 Nc6 3. d4 e5 4. d5 Nd4 5. e3 Nf5 6. Bd3 d6 7. Nf3 Qe7 8. Qc2
g6 9. h3 Bg7 10. O-O a6 11. a4 c6 12. b4 cxd5 13. cxd5 O-O 14. e4 Nd4 15. Nxd4
exd4 16. Ne2 Bd7 17. Nxd4 Rac8 18. Qb1 Nxd5 19. exd5 Bxd4 20. Re1 *
Position (FEN): 2r2rk1/1p1bqp1p/p2p2p1/3P4/PP1b4/3B3P/5PP1/RQB1R1K1 b - - 1 20
Black to move.
Themes: Hanging Piece, Kingside Attack Middlegame  
Puzzle rating: 949
Best move: Qxe1+