[Event "Sukharev MT"] [Site "?"] [Date "2005.??.??"] [Round "?"] [White "Zhuravlev, A."] [Black "(Study 19a)"] [Result "1-0"] [SetUp "1"] [FEN "R7/1P6/8/8/1K6/8/3r3k/5q2 w - - 0 1"] [PlyCount "81"] [EventDate "2005.??.??"] [SourceDate "2004.06.13"] 1. b8=Q+ Kg2 $1 2. Qg8+ (2. Qb7+ $2 Qf3 $11) 2... Kh1 3. Qh7+ $1 Kg1 4. Qa7+ $1 (4. Qg7+ $2 Rg2 $1 5. Qd4+ Qf2 6. Qd1+ Qf1 7. Qd4+ Qf2 8. Ra1+ Kh2 9. Qh8+ Kg3 $11) 4... Kh1 5. Qb7+ Kg1 6. Qb6+ Rf2 7. Rg8+ Kh2 8. Qh6+ Qh3 9. Qd6+ Kh1 10. Qc6+ Kh2 11. Qc7+ Kh1 12. Qc1+ $1 Qf1 (12... Rf1 13. Qc6+ Rf3 14. Qe4 Kh2 15. Qe5+ Kh1 16. Rh8 $18) 13. Qh6+ (13. Qc6+ $2 Rf3 14. Qe4 Kh2 $11) 13... Rh2 14. Qc6+ Rg2 15. Rh8+ Kg1 16. Qc5+ Rf2 17. Rg8+ Kh1 18. Qh5+ (18. Qd5+ $2 Rf3 $11) 18... Rh2 19. Qd5+ Rg2 20. Rh8+ Kg1 21. Qd4+ Rf2 22. Rg8+ Kh1 23. Qe4+ Rg2 24. Rh8+ Kg1 25. Qe3+ Rf2 26. Kc5 $1 {mutual zugzwang} Qg2 27. Rh5 $1 Qf1 28. Kb6 ( 28. Rg5+ $2 Kh1 29. Qe4+ Rg2 30. Rh5+ Kg1 31. Qe3+ Qf2 $11) 28... Qb1+ (28... Qe2 29. Qg5+ Rg2 30. Qc1+ Kf2 31. Qc5+ $18) 29. Kc7 $1 ({Thematic try:} 29. Rb5 $2 Qg6+ 30. Ka5 Kh1 $3 31. Qxf2 Qa6+ 32. Kxa6 {stalemate}) (29. Ka7 $2 Qa2+ 30. Kb6 Qb2+ 31. Rb5 Qf6+ $11) 29... Qc2+ (29... Qf1 30. Kb8 Qb1+ 31. Kc8 Qc2+ 32. Rc5 $18) 30. Kb8 $1 Qb1+ (30... Qc4 31. Qg3+ (31. Rg5+ $2 Kf1 32. Qh3+ Ke1 $1 33. Qe3+ Kf1 34. Qh3+ Ke1 35. Re5+ Re2 $11) 31... Kf1 32. Qh3+ Ke2 33. Re5+ Kd1 34. Qh5+ Re2 35. Rd5+ Ke1 36. Qh1+ Kf2 37. Qh2+ Kf3 38. Qh5+ Ke3 39. Qe8+ $1 Kf2 (39... Kf3 40. Rf5+ Kg3 41. Qg6+ $18) 40. Qf7+ Ke1 41. Rd1+ $18) (30... Qb2+ 31. Kc8 Qe2 (31... Qc2+ 32. Rc5 Qe2 33. Qg5+ Kh1 34. Qh6+ $18) 32. Qg5+ Rg2 33. Qc1+ Qf1 34. Rh1+ $1 $18 {chameleon echo}) 31. Kc8 Qf1 32. Rg5+ Kh1 33. Qe4+ Rg2 (33... Rf3 34. Rh5+ (34. Rg3 $2 Qa6+ $11) 34... Kg2 35. Qg6+ Rg3 36. Qc2+ Qf2 37. Rh2+ $1 $18 {chameleon echo}) 34. Rh5+ Kg1 35. Qd4+ Rf2 36. Rh7 Qa6+ (36... Qc1+ 37. Rc7 Qf1 38. Rg7+ $18) 37. Kb8 Qb5+ 38. Rb7 $1 Qf5 39. Rg7+ Kh1 40. Qh4+ Rh2 41. Qe1+ 1-0