Chess puzzle (Advantage)
Opening: Tarrasch_Defense, Tarrasch_Defense_Symmetrical_Variation
Moves: 1. Nf3 e6 2. d4 c5 3. e3 Nf6 4. c4 d5 5. Nc3 Nc6 6. cxd5 exd5 7. Bb5 cxd4 8.
Nxd4 Qc7 9. O-O Bd6 10. h3 a6 11. Bxc6+ bxc6 12. a3 c5 13. Nf3 O-O 14. Nxd5
Nxd5 15. Qxd5 Bb7 16. Qf5 Rfe8 17. Ng5 h6 18. Qh7+ Kf8 19. Nf3 *
Position (FEN): r3rk2/1bq2ppQ/p2b3p/2p5/8/P3PN1P/1P3PP1/R1B2RK1 b - - 3 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 2082
Best move: Be4