Chess puzzle (Advantage)
Moves: 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. Nf3 O-O 6. h3 Nfd7 7. Bd3 Nc6 8. Be3
e5 9. d5 Nb4 10. a3 Nxd3+ 11. Qxd3 b6 12. b4 a5 13. b5 Nf6 14. O-O Nh5 15. Nh2
f5 16. f3 Ng3 17. Rfe1 f4 18. Bf2 Nh5 19. Ne2 Bf6 20. g4 *
Position (FEN): r1bq1rk1/2p4p/1p1p1bp1/pP1Pp2n/2P1PpP1/P2Q1P1P/4NB1N/R3R1K1 b - g3 0 20
Black to move.
Themes:  Middlegame  En Passant
Puzzle rating: 1796
Best move: fxg3