Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Nyezhmetdinov-Rossolimo_Attack
Moves: 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. c3 a6 6. Bd3 dxc3 7. dxc3 b5 8.
O-O Bb7 9. Be3 e6 10. Nd2 d5 11. exd5 Qxd5 12. Qe2 *
Position (FEN): r3kbnr/1b3ppp/p3p3/1p1q4/8/2PBB3/PP1NQPPP/R4RK1 b kq - 1 12
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 708
Best move: Qxg2#