[Event "45th Mid-South Open"] [Site "Memphis"] [Date "2005.11.26"] [Round "2"] [White "Stepp, Robert"] [Black "McNaughton, Ralph"] [Result "0-1"] [ECO "B91"] [WhiteElo "1847"] [BlackElo "1597"] [Annotator "Fritz 9 (30s)"] [PlyCount "70"] [EventDate "2005.??.??"] {B91: Sicilian Najdorf: 6 g3} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Nbd7 8. a4 b6 9. Bg2 Bb7 10. O-O Be7 {last book move} 11. Kh1 Nc5 {e4 draws heavy fire} 12. f3 {Covers g4} O-O {Black castles and improves king safety} 13. b4 {White threatens to win material: b4xc5} Ncd7 14. Nd5 (14. Rb1 $5 $11 {is interesting}) 14... Nxd5 $17 15. exd5 f5 16. Bb2 (16. f4 Qc7 17. Ra3 Nf6 $15) 16... Nf6 (16... Qc7 17. Qd3 $17) 17. c4 (17. f4 Qc7 $15) 17... Rc8 {Black threatens to win material: Rc8xc4} (17... b5 $142 $5 18. cxb5 axb5 $17) 18. Qd3 $11 g6 (18... Qd7 19. b5 $11) 19. Rfd1 Nd7 20. Rdc1 Bf6 21. Rc2 (21. f4 $5 a5 22. Qd2 $15) 21... a5 $15 22. c5 (22. b5 $142 $5 $15 { must definitely be considered}) 22... bxc5 $19 23. bxc5 (23. b5 Nb6 24. Nc3 Bg7 $19) 23... Nxc5 24. Qa3 (24. Qd1 Ba6 25. Nc1 e4 $19) 24... Ba6 (24... Bxd5 { seems even better} 25. Rd2 Bb3 26. Rb1 Bxa4 27. Nc3 $19) 25. Ng1 (25. Bc1 e4 26. Bb2 Bd3 $19) 25... Rf7 (25... Rb8 {might be the shorter path} 26. Bc3 $19) 26. Bf1 Bxf1 27. Rxf1 Rb7 28. Rff2 (28. Bc3 Qd7 29. Bxa5 Ra8 $19) 28... Rb4 { Black intends e4} 29. Qc3 Kf7 (29... Ne4 {might be the shorter path} 30. Qxc8 Nxf2+ 31. Kg2 $19) 30. Ba3 (30. Rfe2 Rxa4 31. Nh3 Qd7 $19) 30... e4 31. Qe3 Rxa4 32. Bxc5 (32. Rfd2 Nd3 33. Rxc8 Qxc8 34. fxe4 fxe4 (34... Rxa3 $6 35. Rxd3 Rxd3 36. Qxd3 $19) 35. Bxd6 Qd8 36. Qa7+ Kg8 $19) 32... dxc5 33. Qh6 (33. d6 Kg7 34. Rxc5 $19) 33... Kg8 34. fxe4 Rxe4 35. Rcd2 (35. Nf3 {no good, but what else?} Qxd5 36. Qd2 Qxd2 37. Rfxd2 $19) 35... Bd4 (35... Bd4 36. Nf3 Bxf2 37. Rxf2 Qxd5 $19) (35... Bg5 {seems even better} 36. Qh3 Bxd2 37. Rxd2 $19) 0-1