[Event "City Championship"]
[Site "Memphis"]
[Date "2009.01.30"]
[Round "4"]
[White "Horobetz, Graham"]
[Black "Smith, Aaron"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1941"]
[BlackElo "1848"]
[Annotator "Fritz 9 (30s)"]
[PlyCount "70"]
[EventDate "2009.??.??"]
{[%evp 0,70,16,28,73,62,89,47,104,101,143,112,101,103,103,87,93,54,89,51,21,28,
30,37,66,30,43,57,60,39,68,46,80,54,50,50,72,20,-4,-22,-22,-19,-16,-50,97,-121,
-102,-37,-45,-57,-47,-102,-63,-53,-43,-152,-94,-110,-83,-122,-105,-105,-100,
-256,-226,-226,-226,-310,-482,-862,-862,-1796,-1762]} {B07: Pirc Defence:
Miscellaneous Systems} 1. e4 d6 2. d4 c6 {last book move} 3. a4 a5 (3... Nf6 4.
Nc3) 4. Nc3 Qc7 5. h3 Nf6 {Black has a cramped position. Black's piece
can't move: f8} 6. Nf3 Nbd7 {Black has a cramped position. Black's pieces
can't move: c8+f8} 7. Be3 e5 8. dxe5 (8. Qd2 Be7) 8... Nxe5 (8... dxe5 9.
Bc4 Bb4 10. Qd3) 9. Nxe5 dxe5 10. Bc4 Bb4 11. f3 {Secures g4} (11. Qf3 Be6
12. Bxe6 fxe6) 11... Bd7 12. Qe2 O-O 13. O-O Nh5 14. Qf2 Bxc3 15. bxc3 b5 {
Black threatens to win material: b5xc4} 16. Bb6 Qc8 17. axb5 Nf4 18. Be3 (18.
Rfd1 {is interesting} cxb5 19. Bf1) 18... cxb5 19. Bxf4 exf4 (19...
Qxc4 20. Bxe5 f6 21. Bd6) 20. Bd5 {White threatens to win material:
Bd5xa8} Ra6 {Black plans a4} 21. Qd4 Rg6 (21... Qc7) 22. Kf2 {
weakening the position} (22. Rxa5 Be8 23. Kh1) 22... Qd8 23. Rg1 a4 24.
Ke2 (24. Kf1 Qe7) 24... Qa5 (24... Qe7 25. Rad1) 25. Qb4 (25. Kf2 h6
$19) 25... Qc7 26. Rad1 Rc8 (26... Be6 27. Kf1) 27. Qd4 (27. Qe7
Rf6 28. Ba2) 27... Be8 28. Rd3 h6 29. Qb4 Qb6 30. Rd4 Bc6 31. Bxc6 {
sad, but how else could White save the game?} (31. Ba2) 31... Rgxc6 (
31... Qxc6 32. Rd5) (31... Rcxc6 32. Kf1) 32. Kd2 (32. Rgd1 {
otherwise it's curtains at once} Rxc3 33. Rd8+ Kh7 34. Rxc8 Rxc8 35. c3)
32... Rc4 33. Qb2 b4 {Demolition of pawn structure} 34. Kd1 (34. Qxb4 Rxb4)
34... a3 35. Rxc4 (35. Kd2 {does not solve anything} axb2 36. Rd1 Rxd4+ 37.
cxd4 Qxd4+ 38. Ke1 Qg1+ 39. Ke2 Rxc2+ 40. Rd2 Qxg2+ 41. Ke1 b1=Q+ 42. Rd1 Qf2#)
35... Qxg1+ (35... Qxg1+ 36. Ke2 Qxg2+ 37. Ke1 axb2 38. Rxb4 Ra8 39. Rd4 b1=Q+
40. Rd1 Qg1+ 41. Ke2 Qbxd1#) 0-1