Chess puzzle (Checkmate)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 e5 2. Nc3 Nf6 3. e3 d5 4. d4 e4 5. cxd5 Nxd5 6. Nxe4 Bb4+ 7. Nd2 Qh4 8.
a3 Nxe3 9. Nf3 Qe4 10. axb4 *
Position (FEN): rnb1k2r/ppp2ppp/8/8/1P1Pq3/4nN2/1P1N1PPP/R1BQKB1R b KQkq - 0 10
Black to move.
Themes: Double Check Opening Mate in 1 
Puzzle rating: 1427
Best move: Nc2#