Chess puzzle (Checkmate)
Moves: 1. d4 c5 2. Nf3 Nf6 3. Bf4 Nc6 4. d5 Nxd5 5. Qxd5 Qa5+ 6. Nc3 Nb4 7. Qd1 d5 8.
Nxd5 *
Position (FEN): r1b1kb1r/pp2pppp/8/q1pN4/1n3B2/5N2/PPP1PPPP/R2QKB1R b KQkq - 0 8
Black to move.
Themes: Double Check Opening Mate in 1 
Puzzle rating: 1461
Best move: Nd3#