Chess puzzle (Checkmate)
Opening: Nimzo-Larsen_Attack, Nimzo-Larsen_Attack_Symmetrical_Variation
Moves: 1. b3 b6 2. Bb2 Bb7 3. Nc3 Nc6 4. e4 e5 5. Qe2 Qe7 6. O-O-O O-O-O 7. f4 Nf6 8.
Nf3 Nd4 9. Nxd4 exd4 10. Nb1 Nxe4 11. Re1 d5 12. d3 Nf2 13. Qxf2 Qb4 14. a3 Qa5
15. Qxd4 *
Position (FEN): 2kr1b1r/pbp2ppp/1p6/q2p4/3Q1P2/PP1P4/1BP3PP/1NK1RB1R b - - 0 15
Black to move.
Themes: Hanging Piece Opening Mate in 1 
Puzzle rating: 753
Best move: Qxe1#