Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Other_variations
Moves: 1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. b3 d5 5. exd5 Nxd5 6. Bb2 Bb4+ 7. Nbd2 Nc3 8.
Bxc3 Bxc3 9. Rb1 f5 10. Be2 O-O 11. O-O Nb4 12. a3 Nc6 13. Nc4 Be6 14. Qc1 Bd5
15. Ne3 Nd4 16. Nxd4 Bxd4 17. Nxd5 Qxd5 18. c3 Bc5 *
Position (FEN): r4rk1/ppp3pp/8/2bqpp2/8/PPPP4/4BPPP/1RQ2RK1 w - - 1 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1629
Best move: d4