[Event "(rev. fl.)"]
[Site "?"]
[Date "2012.09.07"]
[Round "?"]
[White "Rachels"]
[Black "Gurevich "]
[Result "1-0"]
[SetUp "1"]
[FEN "8/k7/6rp/7R/P7/1K6/7P/8 b - - 0 1"]
[PlyCount "104"]

1... Kb6 ({Dvoretsky} 1... Rg2 2. Rxh6 Rf2 {Odessky} 3. h4 Rf4 4. Rh5 Ka6 $1
$11 (4... -- {VP} 5. Ra5+ Kb7 6. Rb5+ Ka6 7. h5 $18 (7. Rb4 $18))) ({VP} 1...
Ka6 $11) 2. a5+ Kc7 $6 ({VP} 2... Kb7 3. Kc4 Rg2 (3... Ka6 $11) 4. Rxh6 Rf2 5.
Rb6+ Kc7 $1 (5... Ka7 $2 {see the analysis of Nunn in NCE, vol. 2,
Bologan-Dreev 2006, the line 2...Rg3+! (iso 2...Kf6?) ... 5.Rc7 (iso 5.Rc4) 5..
.a6)}) 6. h3 Rf5 $1 7. Rb5 Rf4+ $1 8. Kc5 Rh4 (8... Rf5+ $2 9. Kb4 $1 Rf4+ 10.
Ka3 $1 $18) 9. Rb3 Rh5+ $1 10. Kb4 Kc6 $1 11. a6 Kb6 12. Kc4+ Kxa6 13. Kd4 Ka5
(13... Rh8 14. Ke4 Ka5 $1) 14. Ke4 Ka4 (14... Rh8 $11) 15. Rg3 Kb5 $11) ({VP} 
2... Ka7 3. Kc4 Rg2 4. Rxh6 Rf2 5. h3 Rf4+ $11 (5... Rf5 $2 6. Rb6 $1 {see the
analysis of Nunn}) (5... Rf3 $11)) ({VP} 2... Ka6 {This is probably the most
simple way to draw. This position is drawn also without the pawn on h6.} 3. Kc4
(3. h4 Rg4 $11) 3... Rg4+ 4. Kd3 Rb4 5. Ke3 Rb3+ 6. Kf4 Rb4+ 7. Kg3 Rb3+ $11)
3. Kc4 Rf6 ({VP} 3... Rg2 $2 4. Rxh6 Rf2 5. h4 $2 (5. Kc3 $2 Rf4 $1 {mutual
zugzwang see the analysis of Nunn}) (5. h3 $1 $18 Rf4+ 6. Kb5 Rf5+ (6... Kb7 7.
a6+ Ka7 8. Rc6 Rf3 9. h4 Rb3+ 10. Kc5 Rh3 11. Rh6 $18) 7. Ka6 $18) 5... Rf4+ (
5... Rf5 $11) 6. Kd3 (6. Kb5 Kb7 $1) 6... Ra4 7. Rh5 Kb7 $11) ({VP} 3... Kb7 4.
Kd4 Ka6 5. Ke4 Re6+ 6. Kf5 Rc6 (6... Rd6 $11) 7. Kf4 Rc4+ (7... Rg6 $11 8. Kf5
Rc6 (8... Rd6 $11) 9. Kg4 Rg6+ $11) 8. Kf5 (8. Ke3 Rc6 $11) 8... Rc6 $11 (8...
Kxa5 $6 $11 9. Rxh6 Kb5 10. h4 Rc5+ $1 11. Ke4 Rc4+ 12. Kd3 Rc1 13. h5 Rc5 $1
14. Rh8 Kb6 15. h6 Kb7 $11)) 4. Kd5 Kd7 $6 ({VP} 4... Kb7 5. Ke5 Ra6 (5... Rc6
6. Rf5 Ra6 7. Kf4 Rc6 8. h4 Rc4+ $1 9. Kg3 Rc3+ (9... h5 10. Rxh5 Rc3+ 11. Kf4
Rc4+ $11)) 6. Kf4 Rf6+ $11) 5. Ke5 ({VP} 5. h4 Rf4 $1 6. Ke5 Ra4 7. Kf6 Kc7 8.
Kg6 Kb7 9. Kxh6 Rc4 $11) 5... Ra6 ({VP} 5... Rc6 6. Rf5 {Transposition} Rc4 (
6... Rc5+ 7. Kf6 Rc4 $1) 7. a6 Kc7 $1 8. Rf8 Kb6 $1 9. Rf6+ Ka7 $1 10. Rxh6 Rc2
$11) 6. Kf4 Ra8 $2 $18 (6... Rf6+ $11 7. Rf5 Rc6 $1 8. Ke5 $11 {Transposition})
(6... Rc6 $11 7. h4 Rc4+ (7... Kc7 $11) (7... Kc8 $11) 8. Ke3 (8. Kf5 Rc6 $11)
8... Ra4 $11) (6... Rd6 $11 7. h4 Rd4+ $1 8. Ke5 Ra4 9. Kf6 Kc7 10. Kg6 Kb7 11.
Rxh6 (11. Kxh6 Rc4 $11 (11... Rg4 $11) (11... Kc7 $11)) 11... Rc4 $1 (11...
Rxa5 $2 12. Rh8 $18) 12. h5 Rc6+ $1 13. Kg5 Rc5+ $1 14. Kg4 Rc4+ $1 15. Kf3
Rc3+ $1 16. Ke4 Rc5 $1 17. Rh7+ Ka6 $11) (6... Re6 $2 7. Rd5+ Kc6 8. Re5 Rf6+
9. Rf5 $1 Re6 (9... Rd6 10. Ke5 $18) 10. h4 Kc7 11. Rc5+ Kd7 12. h5 Ra6 13. Ke5
Re6+ 14. Kd4 Re1 15. Kc4 Kd6 16. Rf5 Re6 17. Kb5 Kc7 18. Rf7+ Kb8 19. Rd7 $18 {
Transposition}) 7. Rd5+ ({VP} 7. h4 Ra6 8. Ke4 Rc6 9. Kd4 Rf6 10. Kc5 Kc7 {
Transposition into the game after 24...Rf6?}) 7... Kc6 8. Rf5 Kd7 9. Kg4 ({VP} 
9. h4 Ra6 10. Ke4 Kc7 11. Kd4 Kb7 12. Kc4 Rg6 13. Kb5 Re6 14. h5 $18 {
Transposition}) 9... Ra6 10. Kh5 $2 ({VP} 10. Rd5+ Kc6 11. Re5 Kd6 12. Rb5 Kc7
(12... Kc6 13. Rb6+ $18) 13. h4 Rg6+ 14. Kf5 Ra6 $18 {Transposition}) ({VP} 10.
h4 Rd6 $18 {Transposition} (10... Rc6 11. Rd5+ Ke6 (11... Kc7 12. h5 Rc1 13.
Kf5 Rc6 14. Ke5 Kb7 15. Kd4 Ka6 (15... Rf6 $18 {Transposition} 16. Kc5 $18 {
Transposition}) 16. Rf5 Kb7 $18 {Transposition}) 12. Rb5 $18) 11. Rf4 Ra6 12.
Ra4 Ke6 13. Kf4 Kd5 14. h5 Rf6+ 15. Ke3 Ra6 16. Kd3 Kc6 17. Kc4 Ra8 18. Kd4 $1
Ra6 19. Rc4+ Kb7 20. Rc5 Rf6 21. Re5 Kc7 22. Kc5 Kb7 23. Kb5 $18 {Transposition
} Rf7 $18 {Transposition to the analysis Bondarevsky-Keres}) 10... Ke6 $2 (
10... Kc7 {or Kc8, Kd8, Ke7} 11. h4 Rc6 12. Kg4 Rc4+ 13. Kg3 Ra4 $11) ({VP} 
10... Rc6 $11 {or Rd6, Re6}) 11. Rb5 $2 ({VP} 11. Kg6 Ke7+ 12. Kg7 Ke8 13. Re5+
Kd7 14. Kf7 $18) ({VP} 11. Kg4 Rd6 12. h4 (12. Rb5 $2 Kd7 $1 (12... Rd4+ $2 13.
Kh5 $1 Kd7 14. a6 $1 Ra4 15. Rb6 (15. Rb7+ Kc8 16. Rb6 $1) 15... Kc7 16. Rxh6
$18) 13. Kf5 Rd4 $1 $11) 12... Kd7 $18 {Transposition}) 11... Kf7 $2 (11... Kd7
$1 12. h4 Rc6 13. Kg4 Rc4+ $1 $11) 12. h4 Ke7 13. Rb7+ $2 ({VP} 13. Kg4 $18 {
Transposition} Kd7 14. h5 $18) 13... Kf8 $6 $11 (13... Kd8 14. Rb5 Rc6 15. Kg4
Rc4+ $11) (13... Ke8 $11) 14. Rb5 Ke7 $2 (14... Rc6 15. Kg4 Rc4+ 16. Kh5 (16.
Kf5 Rxh4 $11) 16... Ra4 $11) (14... Re6 15. Kg4 Re4+ 16. Kg3 Ra4 $11 (16... Ke7
$11) (16... Ke8 $11)) 15. Rf5 $2 (15. Kg4 {Transposition} -- 16. h5 $18) (15.
Re5+ $6 Kf6 16. Rc5 Ke7 17. Kg4 $18) 15... Ke8 $2 (15... Re6 16. Kg4 Re1 (16...
Re2 $11) 17. Rb5 Re4+ $1 18. Kg3 Ra4 $11) (15... Rc6 16. Kg4 Rc1 $11 (16... Rc2
$11)) (15... Rd6 $2 16. Kg4 $1 Rd1 17. Re5+ $1 Kd7 18. h5 $1 Rc1 19. Kf5 Rc6
20. Rb5 Kc7 21. Ke4 (21. Rb6 $2 Rc5+ 22. Kg6 Rxa5 23. Rf6 Kd7 24. Kxh6 Ke7 $11)
21... Re6+ 22. Re5 Ra6 23. Kd4 $18) 16. Re5+ Kd7 17. Kg4 Kd6 18. Kf5 Kd7 19.
Rb5 Kc7 {Transposition} 20. Ke5 ({VP} 20. h5 Kc8 (20... Kd7 21. Ke4 Kc8 22. Rf5
Kb7 $18 {Transposition}) 21. Ke4 Kc7 22. Rf5 Kb7 {Transposition} 23. Kd4 Rc6
$18 {Transposition} 24. Kd5 Ra6 25. Kc4 Rc6+ 26. Kb5 Rc7 27. Rd5 Rf7 28. Kc5
Kc7 29. Re5 Rf6 (29... Rg7 30. Kd5 Kd7 31. Rf5 Rg1 32. Rf7+ Ke8 33. Ra7 Kd8 34.
Kc6 $18) 30. Re7+ Kb8 31. Rd7 $18 {Transposition}) 20... Kc8 21. Rd5 Kc7 22.
Kd4 Rf6 23. Kc5 $18 {Transposition} ({VP} 23. h5 Kb7 $18 {Transposition}) 23...
Rf4 (23... Ra6 24. Kb5 Rf6 25. Rc5+ Kb7 26. h5 $1 {Bondarevsky-Keres 1947
after 96.Rc5} Re6 27. Rf5 $18 {Transposition} Kc7 28. Rf7+ Kb8 29. Rd7 $18 {
Transposition}) 24. Rh5 $2 (24. h5 $1 $18 {Dvoretsky 71.a5 was stronger}) (24.
Rd4 $6 Rf5+ 25. Rd5 Rf4 26. h5 $18) 24... Rf6 $2 ({Dvoretsky} 24... Kb7 25.
Rxh6 Ka7 $11) ({VP} 24... Kb8 $11) ({VP} 24... Re4 $11) 25. Kb5 $2 ({VP} 25.
Rd5 $18 {Transposition}) ({VP} 25. Re5 $18) 25... Kb7 26. Re5 Rf4 $2 ({VP} 
26... h5 $1 27. Rxh5 Rf4 $1 $11) 27. h5 Rf6 28. Re7+ Kb8 29. Rh7 $2 (29. Rd7
Rf5+ (29... Kc8 30. Rg7 Rf5+ 31. Kb6 Rf6+ 32. Ka7 $18) 30. Kb6 Rf6+ 31. Kc5 $18
{Transposition into the game after 35.Rd7}) 29... Re6 $2 ({Dvoretsky} 29...
Rf5+ $1 30. Kc6 Rf6+ 31. Kd7 Rf5 ({Miles} 31... Ra6) 32. Rxh6 Rxa5 $11 (32...
Ka7 $11)) 30. Kc5 ({VP} 30. Rd7 $18 {Transposition} Re5+ 31. Kb6 Re6+ 32. Kc5 {
see the analysis Bondarevsky-Keres} Re1 33. Kc6 Ka8 (33... Rc1+ 34. Kb6 Rb1+
35. Ka6 Rf1 36. Rb7+ Kc8 (36... Ka8 37. Rb6 $18) 37. Ka7 $18) 34. Rd5 (34. Rd6
Ka7 35. Rxh6 $2 Re5 $1 $11) 34... Rc1+ 35. Kd7 Re1 36. Kd6 Ka7 37. Re5 Ra1 38.
Ke6 $18) 30... Re5+ 31. Kc6 Re6+ 32. Kd5 Rf6 ({Dvoretsky} 32... Ra6 33. Kc5 Kc8
$1 (33... Rf6 $2 34. Rd7 {Transposition into the game after 35.Rd7} Kc8 35. Rd6
Rf5+ 36. Kb6 Rxh5 37. a6 Rh1 38. Rc6+ $1 $18) 34. Kb5 Rf6 {VP This position is
won for White} 35. Rg7 Rf8 36. Kb6 Rf6+ 37. Ka7 Rc6 38. Rg6 $18) 33. Re7 $1 {
VP Only move to win} Ra6 (33... Ka8 34. Re6 (34. Rd7 $1 Kb8 35. Kc5 $1 {
Transposition into the game after 35.Rd7} Rf5+ (35... Kc8 36. Rd6 Rf5+ 37. Kb6)
36. Rd5 {Transposition into the game after 36.Rd5.} (36. Kc6 $2 Rxa5 37. Kb6
Kc8)) 34... Rf5+ 35. Re5 (35. Kc6 Ka7) 35... Rf6 36. Kc5 Kb7 37. Rd5 $18 {
Transposition} Kc7 {VP This position is won for White} 38. Re5 Kb7 39. Kb5 $18
{Transposition}) (33... Kc8 34. Re6 Rf5+ 35. Kc6 Kb8 (35... Kd8 36. a6) 36.
Rxh6 $4 {Miles} (36. Kb6 $1 {Dvoretsky}) 36... Ka7 $1 $11 {Dvoretsky}) 34. Kc5
Rf6 ({Dvoretsky} 34... Kc8 35. Kb5 Rf6 36. Rg7 $18) 35. Rd7 {Transposition See
the analysis Bondarevsky-Keres in the line 97.Rd5 after 101.Rd7} Rf5+ 36. Rd5
Rf1 ({Dvoretsky} 36... Rf6 37. Rd6 Rf1 38. Rxh6 (38. Kb6 $18) 38... Kc7 (38...
Ka7 39. Rd6 $18) 39. Rh7+ Kc8 40. Rh8+ Kc7 41. h6 Rf5+ 42. Kd4 Rf6 43. h7 Rh6
44. Ra8 $18) 37. Kd6 Kb7 38. Ke6 Ka7 39. Rf5 Rg1 40. Kf6 Ka6 41. Re5 Rg2 42.
Re7 Rg5 43. Re6+ Ka7 44. Re5 Rg1 45. Re7+ Ka6 46. Rg7 Rh1 47. Kg6 Kxa5 48. Kxh6
Kb6 49. Rg5 Kc7 50. Kg7 Rd1 51. h6 Rd7+ 52. Kg6 Rd6+ 53. Kh5 1-0

