Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 h6 5. Nc3 Be7 6. O-O O-O 7. Be3 d6 8. h3
Na5 9. Bb3 Nxb3 10. axb3 Nh5 11. Bxa7 b6 12. Nb5 Bd7 13. c4 Bxb5 14. cxb5 Qc8
15. Qc2 Qb7 16. Bxb6 Rxa1 17. Rxa1 Qxb6 18. Qc4 Nf4 19. Ra6 Qb7 20. Kh1 Ne6 21.
Nh2 Nc5 22. Rc6 Ra8 23. Ng4 Ra1+ 24. Kh2 Rb1 25. b4 Ne6 26. b3 Bd8 27. Ne3 Nd4
28. Ra6 Rxb3 29. Nd5 Ra3 *
Position (FEN): 3b2k1/1qp2pp1/R2p3p/1P1Np3/1PQnP3/r2P3P/5PPK/8 w - - 2 30
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1300
Best move: Rxa3