Chess puzzle (Checkmate)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 e4 5. Nd2 d5 6. e3 Bg4 7. Qc2 Nb4 8. Qa4+
Qd7 9. Qxd7+ Kxd7 10. a3 *
Position (FEN): r4b1r/pppk1ppp/5n2/3p4/1nPPp1b1/P1N1P3/1P1N1PPP/R1B1KB1R b KQ - 0 10
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1029
Best move: Nc2#