Chess puzzle (Advantage)
Moves: 1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bg5 O-O 8. a3
Bxc3+ 9. bxc3 h6 10. Bxf6 Qxf6 11. Bd3 d6 12. O-O Nd7 13. g3 Nb6 14. a4 Be6 15.
a5 Nc4 16. Bxc4 Bxc4 17. Re1 Rfd8 18. Qc1 d5 19. exd5 Bxd5 20. Qe3 Re8 21. Rad1
Bf3 22. Rd2 Rac8 23. Rd3 *
Position (FEN): 2r1r1k1/1p3pp1/p4q1p/P3p3/8/1NPRQbP1/2P2P1P/4R1K1 b - - 7 23
Black to move.
Themes:  Middlegame  
Puzzle rating: 1039
Best move: e4