Mamani Beltran,Daniel vs Roeder,M

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bxf6 Qxf6 8. g3 O-O 9. Bg2 c6 10. O-O Bf5 11. Ne5 Qe7 12. Re1 Nd7 13. Nxd7 Qxd7 14. Qb3 Ba5 15. Qa4 Bb6 16. Rad1 Rfe8 17. b4 a6 18. Qb3 Ba7 19. a4 Bb6 20. b5