[Event "Pawn Power Open 4"] [Site "Memphis, TN"] [Date "2007.05.19"] [Round "4"] [White "Murphy, Matthew"] [Black "Knowles, Chase"] [Result "1/2-1/2"] [ECO "D31"] [WhiteElo "1247"] [BlackElo "1266"] [Annotator "Fritz 9 (30s)"] [PlyCount "69"] [EventDate "2007.??.??"] {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6} 1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Bd2 Nf6 5. Nf3 Nc6 6. a3 Bxc3 7. Bxc3 O-O 8. e3 {last book move} Re8 9. Bd3 b6 {Secures a5} 10. O-O Ba6 11. b3 Bb7 12. Re1 Ne4 13. Bxe4 (13. Bb2 Nb8 $16) 13... dxe4 $14 14. Ne5 (14. Nd2 $5 Qh4 15. f3 exf3 16. Qxf3 $14) 14... Nxe5 $11 15. dxe5 Qxd1 16. Rexd1 {White has new doubled pawns: e3+e5} Rad8 17. a4 c5 18. b4 g6 (18... Rd3 19. Rdc1 $11) 19. bxc5 bxc5 20. h3 (20. Rd6 Rxd6 21. exd6 Rd8 $11) 20... Bc6 21. a5 Rd7 (21... Rxd1+ 22. Rxd1 Rb8 23. Rd6 $11) 22. Rxd7 $14 Bxd7 23. Rd1 {White threatens to win material: Rd1xd7} Re7 24. Bb2 Ba4 25. Rd2 (25. Rd8+ Re8 26. Rxe8+ Bxe8 $14) 25... Bb3 {Black threatens to win material: Bb3xc4} 26. Ba3 Rc7 27. f3 exf3 28. gxf3 a6 29. Rb2 Bxc4 30. Rc2 { White threatens to win material: Rc2xc4} Bb5 31. Rxc5 Rxc5 32. Bxc5 {A bishop endgame occured} Kg7 33. Bd4 h5 34. h4 Bc6 35. f4 1/2-1/2