[Event "Pawn Power 4"] [Site "Memphis, TN"] [Date "2007.05.19"] [Round "4"] [White "Herbers, Charles"] [Black "Turner, Greg"] [Result "1-0"] [ECO "C28"] [WhiteElo "1967"] [BlackElo "1850"] [Annotator "Fritz 9 (30s)"] [PlyCount "71"] [EventDate "2007.??.??"] {C28: Vienna Game: 2...Nf6 3 Bc4 Nc6} 1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 h6 { last book move} 5. Nge2 Na5 6. O-O Nxc4 7. dxc4 {Black has the pair of bishops} Bc5 8. Qd3 d6 9. h3 {Secures g4} (9. Be3 Be6 10. Bxc5 dxc5 $14) 9... Be6 $11 10. b3 a6 {Consolidates b5} 11. Be3 Bxe3 12. Qxe3 O-O 13. f4 exf4 14. Nxf4 { Black has a cramped position} Qe7 15. Rae1 g5 $2 (15... c6 $142 $11 {and Black can hope to survive}) 16. Nfd5 $16 Bxd5 17. cxd5 (17. exd5 $6 Qxe3+ 18. Rxe3 Kg7 $11) 17... Nd7 18. Ne2 (18. Nd1 Kh7 $16) 18... f5 {Black threatens to win material: f5xe4} 19. Nd4 {White threatens to win material: Nd4xf5} f4 {Black threatens to win material: f4xe3} 20. Qe2 Ne5 {The knight feels good on e5} 21. Ne6 (21. g3 fxg3 22. Nf5 Qh7 $14) 21... Rf7 22. Qh5 {White threatens to win material: Qh5xh6} Kh7 23. c4 c5 24. h4 gxh4 25. Rxf4 Rxf4 26. Nxf4 Qg5 27. Rf1 (27. Qxg5 hxg5 28. Ne6 g4 $11) 27... b5 {Black threatens to win material: b5xc4 } 28. Qe2 (28. Qxg5 hxg5 29. Ne6 bxc4 30. bxc4 g4 $11) 28... bxc4 29. Ne6 { White threatens to win material: Ne6xg5. An ideal square for the white knight.} Qe7 (29... Qg3 30. Qh5 h3 (30... cxb3 $6 31. axb3 Rg8 32. Qf5+ Ng6 33. Rf4 Qe3+ 34. Kh2 Qg3+ 35. Kh1 Qe1+ 36. Rf1 $16) 31. Qf5+ Kh8 32. Qxh3 Qxh3 33. gxh3 Rg8+ 34. Kf2 c3 $17) 30. bxc4 $18 Rg8 31. Qh5 Qe8 $2 (31... Rg5 $142 32. Nxg5+ Qxg5 33. Qxg5 hxg5 $18) 32. Qf5+ Ng6 (32... Kh8 33. Qf6+ Kh7 34. Qxh4 a5 $18) 33. Qh5 (33. e5 Kh8 34. exd6 $18) 33... Ne5 34. Qxh4 Nxc4 (34... Rg4 35. Qf6 Rg8 $18) 35. Rf6 h5 36. Qf4 (36. Qf4 Rg6 37. Rf7+ Kg8 38. Rf8+ Qxf8 39. Qxf8+ Kh7 40. Qe7+ Kh6 41. Qe8 Rxe6 42. Qf8+ Kg6 43. dxe6 d5 44. Qf7+ Kg5 45. e7 Nd6 46. Qxd5+ Kf6 47. Qxd6+ Kf7 48. Qd8 Kg7 49. e8=Q Kh7 50. Qxh5+ Kg7 51. Qdh8#) (36. Ng5+ Kg7 37. Qf4 Qg6 38. Rf7+ Kh6 39. Ne6+ Qg5 40. Rf6+ Kh7 41. Nxg5+ Rxg5 42. Qxg5 Kh8 43. Rh6#) 1-0