Chess puzzle (Advantage)
Opening: Tarrasch_Defense, Tarrasch_Defense_Symmetrical_Variation
Moves: 1. Nf3 Nf6 2. d4 d5 3. e3 c5 4. c4 Nc6 5. Nc3 e6 6. cxd5 exd5 7. Bb5 Bd7 8. O-O
Bd6 9. Bxc6 bxc6 10. Ne5 O-O 11. Nxd7 Qxd7 12. dxc5 Bxc5 13. Qf3 Rfe8 14. Rd1
Qc7 15. a3 Bd6 16. g3 Rab8 17. b4 Be5 18. Bd2 Ne4 19. Nxe4 *
Position (FEN): 1r2r1k1/p1q2ppp/2p5/3pb3/1P2N3/P3PQP1/3B1P1P/R2R2K1 b - - 0 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 1587
Best move: dxe4