[Comment "auto-generated from http://www.jesseo.com/chesspublishing/pgn.php?pgndata=[Event%20%26quot;?%26quot;]%0A[Site%20%26quot;?%26quot;]%0A[Date%20%26quot;2011.05.28%26quot;]%0A[Round%20%26quot;?%26quot;]%0A[White%20%26quot;Macdonell%27s%208.Qa4%26quot;]%0A[Black%20%26quot;13.h3%26quot;]%0A[Result%20%26quot;*%26quot;]%0A[ECO%20%26quot;C38%26quot;]%0A[PlyCount%20%26quot;90%26quot;]%0A[EventType%20%26quot;corr%26quot;]%0A[SourceDate%20%26quot;2010.10.13%26quot;]%0A%0A1.%20e4%20e5%202.%20f4%20exf4%203.%20Nf3%20d6%204.%20Bc4%20h6%205.%20O-O%20g5%206.%20d4%20Bg7%207.%20c3%20Nc6%208.%20Qa4%0ABd7%209.%20Qb3%20Qe7%2010.%20Qxb7%20Rb8%2011.%20Qa6%20Nf6%2012.%20Nbd2%20%26%23123;%0ADivanbaigyzand,M%20(2445)-Ledford,S%20(2072)/ICCF%202005%26%23125;%20O-O%2013.%20h3%20%26%23123;Diagram%20%23%26%23125;%20Rb6%0A$5%20%26%23123;The%20following%20forcing%20sequence%20looks%20best,%20as%20e4-e5%20is%20white%27s%20only%20way%20to%0Aget%20any%20play%20so%20why%20not%20remove%20pawn-e4?%26%23125;%20(13...%20Rfe8%2014.%20Re1%20Rb6%2015.%20Qa3%20d5%2016.%0AQxe7%20Rxe7%2017.%20exd5%20Rxe1+%2018.%20Nxe1%20%26%23123;%26quot;+/%3D%26quot;%20Hmm,%20based%20on%20what?%26%23125;%20Ne7%2019.%20Nd3%20Nfxd5%0A$11)%2014.%20Qa3%20Nxe4%2015.%20Re1%20d5%2016.%20Qxe7%20Nxe7%2017.%20Nxe4%20dxc4%20$5%20%26%23123;Ugly%20but%20interesting.%20Black%20gives%20up%20his%20pawn%20structure%20for%20the%20bishop%20pair,%20more%20active%20pieces%0Aand%20control.%26%23125;%20(17...%20dxe4%20%26%23123;The%20natural%20and%20safe%20capture.%26%23125;%2018.%20Rxe4%20Nf5%20%26%23123;%0Aand%20black%20is%20at%20least%20equal,%20probably%20slightly%20better%20as%20black%27s%20pieces%20are%0Amore%20active.%26%23125;%2019.%20Re1%20(19.%20Bd3%20Rd8%2020.%20Re1%20(20.%20h4%20Bf6%2021.%20Re1%20Ne3%2022.%20g3%20Bc6%0A23.%20hxg5%20hxg5%2024.%20Kf2%20g4%2025.%20Nd2%20fxg3+%2026.%20Kxg3%20Bh4+%2027.%20Kxh4%20Ng2+%2028.%20Kg3%20Nxe1%0A$17)%2020...%20Ng3%20(20...%20Nd6%2021.%20h4%20f6%20(21...%20Bf6)%2022.%20Nd2%20Bf5%20$11)%2021.%20b4%20Bf5%2022.%0ABxf5%20Nxf5%2023.%20h4%20f6%2024.%20Bd2%20Kf7%2025.%20a4%20Rbb8%2026.%20b5%20Re8%2027.%20Rxe8%20Rxe8%2028.%20Re1%0ARxe1+%2029.%20Bxe1%20Ke6%2030.%20c4%20Ne3%2031.%20d5+%20Kd7%2032.%20Bc3%20Nxc4%2033.%20hxg5%20hxg5%2034.%20Nxg5%0Afxg5%2035.%20Bxg7%20Nb6%2036.%20a5%20Nxd5%2037.%20Bd4%20c6%2038.%20bxc6+%20Kxc6%20$11)%2019...%20Re8%2020.%0ARxe8+%20Bxe8%2021.%20h4%20g4%2022.%20Ne1%20(22.%20Bd3%20Ne3%2023.%20Nh2%20h5%2024.%20Nf1%20Nd5%2025.%20g3%20Bf6%2026.%0ARb1%20fxg3%2027.%20Nxg3%20Bxh4%2028.%20Nxh5%20Nf6%2029.%20Nf4%20Bc6%20$11)%2022...%20Nxh4%2023.%20Rb1%20Rf6%2024.%0ANd3%20Ng6%2025.%20Bd2%20Bc6%2026.%20Nb4%20Bb7%2027.%20Re1%20Kf8%2028.%20Nd5%20Bxd5%2029.%20Bxd5%20h5%2030.%20Kf2%0ABh6%2031.%20c4%20Bg5%2032.%20Kf1%20Rb6%2033.%20b3%20Ra6%2034.%20a4%20Bh4%2035.%20Re2%20Bf6%2036.%20Bb4+%20Be7%2037.%0ABd2%20Rd6%2038.%20Bb4%20Rb6%2039.%20Ba5%20Rxb3%2040.%20Bxc7%20Bh4%2041.%20Rc2%20Rb1+%2042.%20Ke2%20Bg3%2043.%20Bd6+%0AKg7%2044.%20Kd3%20Rd1+%2045.%20Rd2%20Rxd2+%2046.%20Kxd2%20h4%2047.%20c5%20f3%2048.%20Bxg3%20hxg3%2049.%20c6%20Kf6%0A50.%20c7%20Ne7%2051.%20Bb7%20fxg2%2052.%20Bxg2%20Ke6%2053.%20Ke3%20f5%2054.%20Kf4%20Kd7%2055.%20c8%3DN%20Kxc8%2056.%0AKxg3%20Kd7%2057.%20Kf4%20Ke6%2058.%20Bb7%20Nd5+%2059.%20Kg3%20Kd6%2060.%20Ba6%20Ne3%2061.%20Kf4%20Nc2%2062.%20Kg3%0ANxd4%2063.%20Kf4%20Ke6%2064.%20Bc4+%20Kf6%20%26%23123;0-1%26%23125;)%2018.%20Nexg5%20Re8%2019.%20Ne4%20Nd5%20$15%2020.%20Kf2%20Bc6%0A21.%20Nc5%20Rxe1%2022.%20Kxe1%20h5%2023.%20Ke2%20f6%2024.%20a4%20a5%2025.%20Kf2%20Kf7%2026.%20Nh4%20Bh6%2027.%20Ke1%0ARb8%2028.%20Kf1%20Ne3+%2029.%20Bxe3%20fxe3%2030.%20Rb1%20Rg8%2031.%20Re1%20Bf4%2032.%20Re2%20Rg5%2033.%20g4%20hxg4%0A34.%20hxg4%20Rxg4%2035.%20Ng2%20Bxg2+%2036.%20Rxg2%20f5%2037.%20Re2%20Rh4%2038.%20Kg2%20Bg5%2039.%20Kf3%20Ke7%2040.%0ANa6%20f4%2041.%20Rg2%20Kf6%2042.%20Ke4%20Rh3%2043.%20Re2%20Kg6%2044.%20Nxc7%20f3%2045.%20Rxe3%20f2%20%26%23123;0-1%26%23125;%20%0A%0A"]
[Event "?"]
[Site "?"]
[Date "2011.05.28"]
[Round "?"]
[White "Macdonell's 8.Qa4"]
[Black "13.h3"]
[Result "*"]
[ECO "C38"]
[PlyCount "90"]
[EventType "corr"]
[SourceDate "2010.10.13"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 h6 5. O-O g5 6. d4 Bg7 7. c3 Nc6 8. Qa4
Bd7 9. Qb3 Qe7 10. Qxb7 Rb8 11. Qa6 Nf6 12. Nbd2 {
Divanbaigyzand,M (2445)-Ledford,S (2072)/ICCF 2005} O-O 13. h3 {Diagram #} Rb6
$5 {The following forcing sequence looks best, as e4-e5 is white's only way to
get any play so why not remove pawn-e4?} (13... Rfe8 14. Re1 Rb6 15. Qa3 d5 16.
Qxe7 Rxe7 17. exd5 Rxe1+ 18. Nxe1 {"+/=" Hmm, based on what?} Ne7 19. Nd3 Nfxd5
$11) 14. Qa3 Nxe4 15. Re1 d5 16. Qxe7 Nxe7 17. Nxe4 dxc4 $5 {Ugly but interesting. Black gives up his pawn structure for the bishop pair, more active pieces
and control.} (17... dxe4 {The natural and safe capture.} 18. Rxe4 Nf5 {
and black is at least equal, probably slightly better as black's pieces are
more active.} 19. Re1 (19. Bd3 Rd8 20. Re1 (20. h4 Bf6 21. Re1 Ne3 22. g3 Bc6
23. hxg5 hxg5 24. Kf2 g4 25. Nd2 fxg3+ 26. Kxg3 Bh4+ 27. Kxh4 Ng2+ 28. Kg3 Nxe1
$17) 20... Ng3 (20... Nd6 21. h4 f6 (21... Bf6) 22. Nd2 Bf5 $11) 21. b4 Bf5 22.
Bxf5 Nxf5 23. h4 f6 24. Bd2 Kf7 25. a4 Rbb8 26. b5 Re8 27. Rxe8 Rxe8 28. Re1
Rxe1+ 29. Bxe1 Ke6 30. c4 Ne3 31. d5+ Kd7 32. Bc3 Nxc4 33. hxg5 hxg5 34. Nxg5
fxg5 35. Bxg7 Nb6 36. a5 Nxd5 37. Bd4 c6 38. bxc6+ Kxc6 $11) 19... Re8 20.
Rxe8+ Bxe8 21. h4 g4 22. Ne1 (22. Bd3 Ne3 23. Nh2 h5 24. Nf1 Nd5 25. g3 Bf6 26.
Rb1 fxg3 27. Nxg3 Bxh4 28. Nxh5 Nf6 29. Nf4 Bc6 $11) 22... Nxh4 23. Rb1 Rf6 24.
Nd3 Ng6 25. Bd2 Bc6 26. Nb4 Bb7 27. Re1 Kf8 28. Nd5 Bxd5 29. Bxd5 h5 30. Kf2
Bh6 31. c4 Bg5 32. Kf1 Rb6 33. b3 Ra6 34. a4 Bh4 35. Re2 Bf6 36. Bb4+ Be7 37.
Bd2 Rd6 38. Bb4 Rb6 39. Ba5 Rxb3 40. Bxc7 Bh4 41. Rc2 Rb1+ 42. Ke2 Bg3 43. Bd6+
Kg7 44. Kd3 Rd1+ 45. Rd2 Rxd2+ 46. Kxd2 h4 47. c5 f3 48. Bxg3 hxg3 49. c6 Kf6
50. c7 Ne7 51. Bb7 fxg2 52. Bxg2 Ke6 53. Ke3 f5 54. Kf4 Kd7 55. c8=N Kxc8 56.
Kxg3 Kd7 57. Kf4 Ke6 58. Bb7 Nd5+ 59. Kg3 Kd6 60. Ba6 Ne3 61. Kf4 Nc2 62. Kg3
Nxd4 63. Kf4 Ke6 64. Bc4+ Kf6 {0-1}) 18. Nexg5 Re8 19. Ne4 Nd5 $15 20. Kf2 Bc6
21. Nc5 Rxe1 22. Kxe1 h5 23. Ke2 f6 24. a4 a5 25. Kf2 Kf7 26. Nh4 Bh6 27. Ke1
Rb8 28. Kf1 Ne3+ 29. Bxe3 fxe3 30. Rb1 Rg8 31. Re1 Bf4 32. Re2 Rg5 33. g4 hxg4
34. hxg4 Rxg4 35. Ng2 Bxg2+ 36. Rxg2 f5 37. Re2 Rh4 38. Kg2 Bg5 39. Kf3 Ke7 40.
Na6 f4 41. Rg2 Kf6 42. Ke4 Rh3 43. Re2 Kg6 44. Nxc7 f3 45. Rxe3 f2 {0-1}