Lolli

[Event "?"] [Site "?"] [Date "1763.??.??"] [Round "?"] [White "Lolli, G."] [Black "0410.00"] [Result "1-0"] [SetUp "1"] [FEN "1k6/8/1K2B3/8/8/8/2r5/1R6 b - - 0 1"] [PlyCount "52"] [EventDate "1763.??.??"] [SourceDate "2022.01.01"] {Voir EFIII 1188. Lolli's famous ZZ, which appears in the very difficult Crosskill study on the 23rd white move.} 1... Rd2 $1 (1... Re2 $1 2. Kc6+ $8 Ka8 (2... Ka7 3. Bc4 $6 {(Ra1+!! : text)} Rc2 $1 4. Rb7+ $8) 3. Ra1+ $8 (3. Bf5 $6 Re3 $1) 3... Kb8 4. Bd5 $8 Re7 $6 (4... Rh2 $1 {: text}) 5. Rf1 $1 Rb7 6. Kd6 $3 Rb6+ 7. Bc6 $8 {: see 7...Re6}) (1... Rh2 2. Rc1 $3 {[#]} (2. Kc6+ $6 Ka7 3. Rb7+ $8) 2... Rh8 (2... Rb2+ 3. Ka6 $8) 3. Rg1 $1 Rd8 4. Bd7 $3 {[#]} Rf8 5. Rg2 $3 {Z} (5. Bc6 $2 Kc8 $8 6. Ra1 Kd8 $8) 5... Rh8 6. Bc6 $8 Kc8 7. Ra2 $8 ) (1... Rf2 2. Rc1 $3 Rf8 3. Rg1 $1 {as 1...Rh2}) (1... Rg2 $6 2. Rc1 $8 Rb2+ 3. Ka6 $8 {(no check on “a” file)}) (1... Rc7 $6 2. Ka6+ $8 Ka8 3. Bd5+ $8) (1... Rc3 $6 2. Rh1 $1 {(no check on “b” file)} Rf3 3. Rh8+ $1) (1... Ka8 $6 2. Rh1 $1 Rb2+ 3. Ka6 $3 Kb8 4. Rc1 $8) ({White to move :} 1... -- 2. Rb4 {(idem on Rb3 or Rb5)} (2. Bf5 Rc4 $3 {[#](...Rc3? Rb4!! : ZZ by Zytogorski, see 4th move of the Crosskillian behemoth)} 3. Rb5 Rh4 $1 $11 {: See 16th of Lolli 2}) 2... Rc1 $3 (2... Rh2 $2 3. Kc6+ $8 Ka7 4. Bd5 $3 Rc2+ 5. Bc4 $8 Rg2 6. Rb7+ $8 Ka8 7. Rb1 $8 Rc2 8. Rb4 $8 Rg2 $1 9. Bd3 $1 { : See Crosskill's 13th move}) (2... -- 3. Rb1 $3) 3. Rb2 (3. Bf5 Rc3 $3 $11 { Zyto}) 3... Rh1 $1 (3... Ra1 $1) 4. Kc6+ Ka7 $8 5. Bd5 (5. Ra2+ Kb8 6. Bd5 Rh6+ $8 {(but not ...Rc1+? Kd6!!+-)} 7. Kd7 Rh7+ $8) 5... Rc1+ $8 {(the good has turned bad, and vice versa)} (5... Rh6+ $2 6. Kc5 $3 Rb6 7. Rh2 $1) 6. Kd6 Ka6 $11) 2. Kc6+ $8 (2. Bd5 $6 Rc2 $1 3. Be6 $8 Rd2 4. Kc6+ $8) 2... Ka7 $1 (2... Ka8 $6 3. Bf5 $3 (3. Ra1+ $6 {: text}) 3... Rd4 (3... Ka7 4. Be4 $8) 4. Bd7 $3 {[#]} Ra4 5. Rb3 $1 (5. Kb6 $2 Ra7 $3 $11) (5. Kc7 $1 Ra7+ 6. Kd6 $8 Ra3 7. Bb5 $8) 5... Ra7 6. Kd6 $8 Ra2 7. Bc6+ $8 Ka7 8. Kc7 $8 Ka6 9. Rb8 $8) 3. Ra1+ $8 (3. Rb7+ $6 Ka8 $1 4. Rh7 Rf2 5. Rh1 $1 Rb2 6. Ra1+ Kb8 7. Bd5 $8 Rb7 8. Rh1 $1 Rb2 9. Be4 $3 Rb3 10. Rh7 $8 Rc3+ 11. Kd6 $8 Rc7 12. Rh2 $1 {: symmetrical of the text on 8th}) 3... Kb8 4. Bd5 $3 {[#]Centralizer !} (4. Bf5 $6 Ra2 $1 5. Rb1+ $8) 4... Rh2 $1 {Otherwise Kd6.} (4... Rf2 $6 5. Kd7 $1) 5. Rb1+ $8 (5. Be4 $6 Re2 $1 6. Bd5 $8) (5. Kd6 $2 Rh6+ $8) 5... Ka7 $1 (5... Kc8 $6 6. Kd6 $8) 6. Be4 $3 {[#]From one centralization to another.} Rh6+ $1 (6... Rh4 $6 7. Ra1+ $8 Kb8 8. Ra4 $3 {[#]} Rh5 (8... Rh6+ 9. Kd7 $8) (8... Rf4 9. Kb6 $8 Kc8 10. Bb7+ $8) (8... Rh8 9. Kb6 $1) (8... Rh3 9. Kd6 $8 {(Kd7? ...Ra3!!)}) 9. Kd6 $3 {[#]} (9. Kd7 $2 Ra5 $3 10. Rb4+ Ka7 $8 11. Kc7 Rc5+ $8 12. Bc6 Ka6 $8 $11 {Szen}) 9... Rh6+ 10. Kd7 $8 Ra6 11. Rb4+ $8 Ka7 12. Rb7+ $8 Ka8 13. Rc7+ $1 Kb8 14. Rc8+ $8 Ka7 15. Kc7 $8) (6... Rf2 $6 7. Kc5 $3 Rf4 (7... Re2 8. Rb4 $8 Rd2 9. Rb7+ $8 Ka6 10. Rg7 Rd1 11. Bd5 $1) (7... Rf6 8. Rb7+ $8) 8. Bd5 $1 Rf6 9. Rb7+ $1 Ka6 10. Re7 $1 Rf5 11. Re8 $1) (6... Rd2 $6 7. Kc7 $1 Ka6 8. Bc6 $8 Ka5 9. Rb5+ $8 Ka6 10. Rb4 $8 {(...Rd5 impossible)} Ra2 11. Rb8 $8) (6... Rh3 $6 7. Ra1+ $8 Kb8 8. Kd6 $8 Rh6+ 9. Kd7 $8) 7. Kc5 $8 (7. Kc7 $2 Ka6 $1 (7... Rb6 $1) (7... Rf6 $1 8. Bc6 Rf7+ $8 9. Bd7 Rf6 $8) 8. Bc6 Rh5 $1 $11) 7... Rb6 $1 (7... Ra6 8. Rb7+ $8 Ka8 9. Rb3+ $3 {[#](We will have to forbid the bR from square a3, where bK could protect it)} (9. Rb2+ $6 Ka7 10. Bd5 $2 Ra5+ $8 11. Kd6 Ra6+ $1 12. Bc6 Rb6 $1 13. Ra2+ Ra6 $8 14. Rh2 Ra3 $3 {[#]} 15. Kc7 Ka6 $8 16. Rh8 Ka5 $8 $11) 9... Ka7 10. Bd5 $3 Ra5+ (10... Rg6 11. Rb7+ $1 Ka6 12. Rb8 $1 Ka5 13. Rb2 $1 {Philidor}) ( 10... Rb6 11. Rh3 $1 Ra6 {(...Rb2 Ra3+!! and Kd6!!)} 12. Rh8 $8 Ra5+ 13. Kc6 $8 {(Kd6? ...Rb5!!)} Ra4 14. Kc7 $8 Ka6 15. Bc6 $1) 11. Kd6 $8 Ra6+ 12. Bc6 $8 Rb6 13. Ra3+ $8 Ra6 14. Rh3 $1 Ra2 (14... Rb6 15. Kc5 $8 {see 7...Re6}) 15. Kc7 $8 Ka6 16. Rh8 $8 {collects bR}) (7... Re6 8. Bc6 $3 Re5+ 9. Bd5 $8 Re7 10. Rf1 $1 Rc7+ (10... Rg7 $6 11. Ra1+ $1) 11. Bc6 $8 Kb8 12. Kd6 $8 Rh7 13. Rf8+ $8 Ka7 14. Kc5 $8 Ka6 15. Rf1 $1 Rh5+ 16. Bd5 $8 Ka7 17. Rf8 $8) (7... Rh5+ 8. Bd5 $8 Rh6 9. Rb7+ $8 Ka6 10. Rb8 $8) (7... -- {wR on b4 would compromise win :} 8. Rb4 $2 Rb6 $3 9. Rd4 {(for Rd8)} Re6 $3 {[#]} (9... Rb3 $2 10. Ra4+ $8 Kb8 11. Kd6 $8) (9... Ra6 $2 10. Rd8 $8 Ra5+ 11. Kc6 $8 Rh5 12. Rg8 $1 Rh3 13. Bd5 $8 Rc3+ $6 {(...Rh2! Bg2!!)} 14. Kb5 Rc8 15. Rg7+) 10. Bc6 Kb8 $8 11. Kb6 (11. Rd8+ Kc7 $8) 11... Kc8 $8 $11) 8. Rg1 $1 (8. Rh1 $1 {(or on f1)} Ra6 9. Rh8 $8 Ra5+ 10. Kc6 $8 Rg5 11. Rh7+ $8 Ka6 12. Bd5 $8 Rg6+ 13. Kc5 $8 Ka5 14. Rh2 $1 ( 14. Rb7 $1 Ka6 15. Rb8 $1 Ka5 16. Rb3 $1 Rg4 17. Rb2 $1 Rh4 18. Rb7 $1 Rh6 19. Bf7 $1) 14... Rg4 15. Rb2 $1 Rh4 16. Rb7 $1 Rh6 17. Bf7 $3 {Philidor}) 8... Ra6 $1 (8... Re6 $6 9. Bd5 $1 Re7 10. Rg8 $8 Ka6 11. Rh8 $1 {(Z : bR must move from e7)} (11. Rg1 Ka7 12. Ra1+ $2 Kb8 13. Kd6 {(Ra8+ ...Kc7=)} Rd7+ $3 {[#]}) ( 11. Ra8+ $1 Ra7 12. Re8 $1) 11... Rc7+ (11... Rg7 12. Rh1 $1 Ka7 13. Ra1+ $8 Kb8 14. Ra8+ $8) 12. Bc6 $8 Re7 13. Rh1 Ka7 14. Ra1+ $8 Kb8 15. Kd6 $8 Rd7+ 16. Bxd7 $8) (8... Rb2 $6 9. Ra1+ $8 Kb8 10. Kd6 $8 Kc8 11. Rh1 $1) 9. Rg8 $8 Ra5+ 10. Kc6 $8 Rh5 $1 (10... Ra4 11. Bd5 $1 (11. Re8 Rb4 $1 {(...Rc4+?! Kb5!! ... Rc8 Re7+!! for Rb7-b6-a6+)} 12. Re7+ $8 Kb8 13. Kd6 $8) 11... Rb4 12. Rg3 $1 Rb7 (12... Kb8 13. Kd6 $8 Rb6+ 14. Bc6 $8 {is symmetrical}) 13. Kc5 $8 Rc7+ 14. Bc6 $8 Kb8 15. Kd6 $8 Rh7 16. Rg8+ $8 Ka7 17. Kc5 $8 (17. Bd5 $6 Kb6 $1 18. Rb8+ $8 Ka7 $1 19. Rb3 $8 {would be crosskillian !}) 17... Ka6 18. Rg1 $1) (10... Re5 11. Rg7+ $8 Kb8 12. Kb6 $8 Kc8 13. Bc6 $8 Kd8 14. Rd7+ $8 Kc8 15. Rd6 $8 Re7 16. Rf6 $1) (10... Rb5 $6 11. Rg7+ $8 Ka6 12. Bd3 $8) 11. Rg7+ $1 (11. Bg2 $6 Rf5 $1 12. Rg7+ $1 Ka6 13. Bd5 $1) (11. Bd5 $6 Rh2 $1 12. Bg2 $3 Rh5 13. Rg7+ $8) 11... Ka6 (11... Kb8 12. Kb6 $8 Kc8 13. Bc6 $8 Kd8 14. Rd7+ $8 Kc8 15. Re7 $8 {(...Rd5 impossible)}) 12. Bd5 $8 (12. Bf3 $6 Rh2 $1 13. Bg2 $3 Rh6+ 14. Kc5 $8 Ka5 15. Bc6 $1 Rh5+ 16. Bd5 $8) 12... Rh6+ (12... Ka5 13. Kc5 $8 Rh6 14. Rb7 $1 {idem}) 13. Kc5 $8 Ka5 14. Rb7 $1 {The fastest with bR on the “h” file. On the other hand, playing h1 or h2 is slightly faster if bR is on the “g” file (see 8 Rh1!).} (14. Rg1 $1 Rh4 $1 15. Rb1 $1 Rg4 16. Rb2 $1 Rh4 17. Rb7 $8 Rh6 18. Bf7 {: Symmetrical of text with a delay}) 14... Rg6 (14... Ka6 15. Rb8 $8 Ka5 (15... Rh7 {is the exception of Szen :} 16. Rb3 $1) 16. Rb3 $1 {idem}) 15. Rb8 $1 Rh6 16. Rb3 $1 Rh4 17. Bf3 $3 {[#]Philidor.} Rf4 18. Bc6 $8 Rf5+ 19. Bd5 $8 Rf4 20. Rb5+ $3 {[#]} Ka4 21. Rb8 $1 Ka3 22. Rb3+ $3 {[#]} Ka4 23. Re3 $8 Ka5 (23... Rf5 24. Re2 $1 {is, if we consider the mate, the most enduring :} Rxd5+ 25. Kxd5 Kb3 26. Kd4 Kb4 27. Rb2+ {and mate on the 33rd move; therefore, you must mentally subtract 6 from all the tablebase evaluations }) 24. Be4 $8 Ka4 25. Bc6+ Ka5 26. Ra3+ Ra4 27. Rxa4# 1-0