Chess puzzle (Equality)
Moves: 1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 g6 5. Nf3 e6 6. b3 Bg7 7. Bb2 Nge7 8. Qd2
O-O 9. d5 Ne5 10. Bxe5 Bxe5 11. Nxe5 d6 12. Ng4 e5 13. f4 *
Position (FEN): r1bq1rk1/pp2np1p/3p2p1/3Pp3/4PPN1/1P6/P2Q2PP/RN2KB1R b KQ - 0 13
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1414
Best move: Bxg4