Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. d4 d5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Bd6 5. O-O O-O 6. Nc3 a6 7. a3 b5 8. Ne5
Nbd7 9. Bf4 c6 10. Qd2 Qc7 11. b4 Ne8 12. Na2 Nef6 13. Nc1 Ng4 *
Position (FEN): r1b2rk1/2qn1ppp/p1pbp3/1p1pN3/1P1P1Bn1/P5P1/2PQPPBP/R1N2RK1 w - - 5 14
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1214
Best move: Nxg4