Chess puzzle (Checkmate)
Opening: Benoni_Defense, Benoni_Defense_Old_Benoni
Moves: 1. d4 c5 2. e3 g6 3. Nf3 b6 4. c4 Bg7 5. Nc3 Nc6 6. a3 Nf6 7. Rb1 O-O 8. Be2
Bb7 9. O-O Qb8 10. b4 cxd4 11. exd4 Ng4 12. h3 Nxd4 13. Nxd4 *
Position (FEN): rq3rk1/pb1pppbp/1p4p1/8/1PPN2n1/P1N4P/4BPP1/1RBQ1RK1 b - - 0 13
Black to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1373
Best move: Qh2#