Chess puzzle (Advantage)
Opening: Tarrasch_Defense, Tarrasch_Defense_Other_variations
Moves: 1. d4 d5 2. c4 e6 3. Nc3 c5 4. Bf4 Nf6 5. e3 Nc6 6. cxd5 exd5 7. Nf3 Be7 8. Be2
O-O 9. O-O a6 10. Ne5 Bd7 11. Nxd7 Qxd7 12. Rc1 c4 13. Bg3 b5 14. Re1 Rfe8 15.
a3 b4 16. axb4 Bxb4 17. h3 a5 18. Rf1 g6 19. Na4 Nxd4 *
Position (FEN): r3r1k1/3q1p1p/5np1/p2p4/Nbpn4/4P1BP/1P2BPP1/2RQ1RK1 w - - 0 20
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1074
Best move: Qxd4