Chess puzzle (Advantage)
Opening: Alekhine_Defense, Alekhine_Defense_Maroczy_Variation
Moves: 1. e4 Nf6 2. d3 d5 3. e5 Nfd7 4. d4 c5 5. c3 Nc6 6. Nf3 g6 7. Ng5 h6 8. Nf3 Bg7
9. Bd3 O-O 10. Nbd2 cxd4 11. cxd4 Nb6 12. O-O a6 13. h3 Nd7 14. Nb3 b5 15. e6
fxe6 16. Bxg6 Nb6 17. Qe2 Qd6 18. Be3 e5 19. dxe5 *
Position (FEN): r1b2rk1/4p1b1/pnnq2Bp/1p1pP3/8/1N2BN1P/PP2QPP1/R4RK1 b - - 0 19
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1380
Best move: Qxg6