www.arves.org - Magyar Sakkvilag 2023

For the hungarian magazine Magyar Sakkvilag 2023 tournament these studies have been competed and awarded:

[Event "MSV-2023"] [Site ""] [Date "2023"] [Round ""] [White "Steffen Nielsen"] [Black "1st prize"] [Result "1-0"] [SetUp "1"] [FEN "3q1b2/3P4/8/p1pn1P1k/7p/5P1p/2BK1P2/Q7 w - - 0 1"] [PlyCount "33"] [EventDate "2023"] 
 1. Qh8+ Bh6+ 2. f4 $1 Nxf4 (2... Qxh8 3. Bd1#) 3. Bd1+ (3. Qxd8 $4 Ne6+ $19) (3. Qe8+ $2 Kg4 $1 4. Bd1+ Kxf5 5. Bc2+ Kg4 $11) 3... Ne2+ 4. f4 $1 Qxd7+ (4... Qxh8 5. Bxe2#) 5. Kxe2 h2 6. Qe8+ $1 Kg4 (6... Qxe8+ 7. Kd2+ $18) 7. Qxd7 (7. Kf2+ Qxd1 8. Qg6+ Kxf4 9. Qxh6+ $11) 7... h1=Q 8. Kf2+ $1 (8. Ke3+ Kg3 $19 (8... Kh3 $19)) 8... Kxf4 (8... Kh3 9. f6+ Kh2 10. Qg4 $18) 9. Qd6+ (9. Qc7+ Kxf5 $11) 9... Kg5 $1 (9... Kxf5 10. Bc2+ Kg4 {eg} 11. Qe6+ Kg5 12. Qf5#) 10. Bf3 {Domination!} (10. Qg6+ Kf4 11. Qd6+ {waste of time}) (10. Qe7+ Kf4 11. Qd6+ {waste of time}) 10... Qa1 (10... Qh3 11. Qe7+ Kf4 12. Qe3+ Kxf5 13. Be4+ Kg4 14. Bf5+ $18) (10... Qc1 11. Qg6+ Kf4 12. Qxh6+ $18) (10... Qb1 11. Qg6+ Kf4 12. Qxh6+ Kxf5 13. Qh7+ $18) 11. Qg6+ Kf4 12. Qxh6+ (12. Qg4+ Ke5 13. Qe4+ Kf6 14. Qe6+ Kg5 15. Qg6+ Kf4 16. Qxh6+ {waste of time}) 12... Kxf5 13. Qh7+ $1 Ke6 (13... Kg5 14. Qh5+ Kf6 (14... Kf4 15. Qg4+ Ke5 16. Qg7+ $18) 15. Qh8+ $18) 14. Bg4+ Kd6 (14... Kd5 15. Qd7+ (15. Qb7+ Kc4 16. Be2+) 15... Kc4 16. Be6+) 15. Qd7+ Ke5 16. Qg7+ Kd6 17. Qxa1 $18 1-0

[Event "MSV 2023"] [Site ""] [Date "2023"] [Round ""] [White "Krug Peter - Garcia, Mario"] [Black "3rd prize"] [Result "1-0"] [SetUp "1"] [FEN "6R1/8/2N5/7n/8/1K2ppN1/5Ppk/4b3 w - - 0 1"] [PlyCount "25"] [EventDate "2022"] [TimeControl ""] 
 1. Ne5 $1 (1. Nd4 $2 g1=N $1 $11 (1... g1=Q $2 2. Nxf3+ Kg2 3. Nxg1 {see solution})) 1... g1=Q (1... Nf6 2. Nxf3+ Kh3 {e.g.} 3. Rg5 exf2 4. Ne2 f1=Q ( 4... Nh5 5. Neg1+ fxg1=Q 6. Nxg1+ Kh2 7. Nf3+ Kh3 8. Nxe1 Ng3 9. Nf3 $18) 5. Nf4#) 2. Nxf3+ Kg2 3. Nxg1 Nxg3 (3... Nf6 4. Rg6 exf2 5. Nf5+ Kh1 6. Ne2 f1=Q ( 6... Nd5 7. Rd6 $18) 7. Neg3+ $18) 4. Rxg3+ Kf1 (4... Kh1 5. Rh3+ Kxg1 6. fxe3 $18) 5. Rg8 $1 ({Thematic try :} 5. Rg7 $2 exf2 6. Nf3 Ke2 7. Rf7 (7. Nh2 f1=N $11) 7... Bb4 $1 $11 8. Nh2 Bd6) (5. Rg6 $2 exf2 6. Nf3 Ke2 7. Rf6 Bc3 $1 $11) (5. Rg5 $2 exf2 6. Nf3 Ke2 7. Nh2 f1=N $1 8. Rg2+ (8. Re5+ Ne3 9. Ng4 Bf2 {/d2= }) 8... Bf2 9. Ng4 Nd2+ 10. Kc2 Ne4 $11) (5. Rg4 exf2) 5... exf2 6. Nf3 Ke2 7. Rf8 $1 (7. Nh2 $2 f1=N $1 $11) 7... Bb4 (7... Ba5 8. Nh2 Bc7 9. Re8+ Kd3 10. Nf1 $18) (7... f1=Q 8. Nd4+ $18) (7... Kf1 8. Re8 $1 Kg2 9. Nxe1+ Kg3 10. Rg8+ Kh3 11. Rh8+ Kg3 12. Rh1 $18) 8. Nd4+ $1 (8. Kxb4 $2 f1=Q 9. Nd4+ Ke1 $11) 8... Ke1 9. Re8+ Kd1 10. Ra8 Bd2 (10... Be1 11. Rf8 $18) 11. Ra1+ $1 (11. Rf8 $2 Be3 $1 $11) 11... Bc1 12. Nf5 f1=Q (12... f1=N 13. Kc3 $18) 13. Ne3+ $18 1-0

[Event "MSV 2023"] [Site ""] [Date "2023"] [Round ""] [White "Arestov, Pavel"] [Black "prize for the miniature"] [Result "1/2-1/2"] [SetUp "1"] [FEN "6K1/8/6P1/7P/6k1/3B4/1r3r2/8 w - - 0 1"] [PlyCount "26"] [EventDate "2022"] 
 1. g7 Rb8+ (1... Rfd2 2. Bc4 Rb8+ 3. Kh7 {main line}) 2. Kh7 Rf7 3. Bc4 $1 ({ TRY:} 3. h6 $2 Rc7 $1 4. Bf5+ $1 Kh5 $1 (4... Kxf5 $2 {stalemate}) 5. Bg6+ Kh4 $3 6. Bf5 Re7 $1 7. Kg6 Rb6+ 8. Kh7 Kg5 $1 9. Kh8 Re8+ {Rb8} 10. g8=Q+ Rxg8+ 11. Kxg8 Kxf5 $19) 3... Rc7 (3... Re7 {Ra7} 4. h6 Kg5 5. Bf7 {main line}) 4. Be6+ $1 (4. h6 Rxc4 $19) 4... Kg5 $1 (4... Kxh5 5. Bf7+ $1 Rxf7 {stalemate}) 5. h6 Rf8 $1 (5... Ra7 6. Bf7 Rxf7 {stalemate}) 6. Bd7 $1 (6. Bf7 $2 Rfxf7 $1 $19) 6... Rd8 (6... Rxd7 {stalemate}) 7. Be6 Ra7 (7... Rf8 8. Bd7 Rd8 9. Be6 { positional draw}) 8. Bf7 $1 (8. Bg8 $2 Ra6 $19 {Rd6}) 8... Kf6 $1 (8... Ra6 9. g8=Q+ $11) 9. Bg8 $1 (9. g8=Q $2 Rxg8 $1 ({but not} 9... Rxf7+ $2 10. Qxf7+ Kxf7 {stalemate})) (9. Bc4 $2 Rd1 10. Kh8 Rh1 11. g8=Q Rxh6+ $19) 9... Ra3 ( 9... Rd2 10. Kh8 Rh2 11. Bh7 $1 $11) 10. Bf7 $1 (10. Kh8 $2 Kg6 11. h7 Rxg8+ 12. Kxg8 Ra8#) 10... Ra7 11. Bg8 Ra5 (11... Rb8 12. Kh8 Kg6 13. h7 Rbb7 14. Bf7+ $1 Rxf7 15. g8=Q+ Kh6 16. Qg7+ Rxg7 {stalemate}) (11... Rxg8 12. Kxg8 Ra8+ 13. Kh7 Kf7 14. g8=Q+ Rxg8 {stalemate}) 12. Bf7 Kxf7 (12... Ra7 13. Bg8 { positional draw}) 13. g8=Q+ Rxg8 {stalemate} 1/2-1/2

[Event "MSV-2023"] [Site ""] [Date "2023"] [Round ""] [White "Eilazyan, Eduard"] [Black "1 st HM"] [Result "1/2-1/2"] [SetUp "1"] [FEN "1q2n2k/1P6/K7/8/3p3B/3p4/R4P2/8 w - - 0 1"] [PlyCount "33"] [EventDate "2023"] 
 1. Bg3 {A:} Nd6 ({B:} 1... Nc7+ 2. Bxc7 (2. Kb6 $2 Nd5+ 3. Kc6 Nb4+ 4. Kb6 Qd8+ 5. Ka7 Nc6+ 6. Ka6 d2 7. Rxd2 Qa5#) 2... Qxc7 3. Rb2 $1 (3. Rd2 $2 Kg7 $1 4. Kb5 Qxb7+ 5. Kc4 Qe4 6. Rxd3 Kf6 7. Rxd4 Qc2+ 8. Kd5 Qxf2 $19) 3... Qc6+ 4. Ka7 $1 (4. Rb6 $2 Qa4#) (4. Ka5 $2 Qc5+ 5. Rb5 Qa7+ 6. Kb4 Qxb7 7. Rxb7 d2 8. Rd7 d1=Q $19) 4... Qa4+ 5. Kb6 $1 Qe8 6. Ka6 $1 (6. Rd2 $2 Qd8+ 7. Kc6 Kg7 8. Rxd3 Qf6+ 9. Kb5 Qf5+ 10. Kc4 Qf7+ 11. Kxd4 Qxf2+ $19) (6. Kc5 $2 Qb8 7. Kxd4 d2 8. Rxd2 Qxb7 $19) (6. Kc7 $2 Qe5+ 7. Kc6 Qb8 8. Rd2 Qe8+ 9. Kb6 Qd8+ 10. Kc5 Qc7+ 11. Kxd4 Qxb7 $19) 6... Qc6+ 7. Ka7 Qc5+ 8. Rb6 $1 (8. Kb8 $2 Qc3 9. Rb5 d2 10. Ka7 Qa3+ 11. Kb6 Qd6+ 12. Ka7 d1=Q $19) 8... Qc7 9. Ka6 Qb8 10. Rb4 $1 Qd6+ ( 10... Kg7 11. Rxd4 $1 $11) 11. Rb6 $1 (11. Ka5 $2 Qc5+ 12. Ka4 Qa7+ 13. Kb3 Qb8 14. Rxd4 Qxb7+ $19) 11... Qb8 (11... Qa3+ 12. Kb5 Qb3+ (12... Qa7 $2 13. b8=Q+ Qxb8 14. Rxb8+ Kg7 15. Rd8 $18) 13. Ka5 Qd5+ 14. Ka6 Qc4+ 15. Ka5 Qc5+ 16. Ka6 Qa3+ 17. Kb5 $11) 12. Rb4 $1 (12. Rb1 $2 Kg7 13. Rb4 Qd6+ 14. Rb6 Qa3+ 15. Kb5 Qa7 16. b8=Q Qxb8 17. Rxb8 d2 $19) 12... Qd6+ 13. Rb6 $11 {Positional draw with perpetual movement of queen and rook.}) 2. Bxd6 Qxd6+ 3. Ka7 $1 (3. Kb5 Qd5+ 4. Kb6 Qb3+ 5. Kc7 Qxa2 6. b8=Q+ Kg7 $19) 3... Qc5+ 4. Ka8 $1 Qd5 5. Ra1 $1 (5. Ra3 $2 d2 6. Rd3 Kg7 $19) 5... d2 6. Ka7 $1 Qc5+ 7. Ka8 $1 Qc6 8. Ka7 Qc7 9. Ka8 $1 d1=Q 10. Rxd1 Qa5+ 11. Kb8 Qc5 12. f4 $1 (12. Rd3 $2 Kg7 13. Ka8 Qa5+ 14. Kb8 Qb6 15. Kc8 Qc6+ 16. Kb8 Qc4 17. Rg3+ Kf6 18. Ka7 Qc7 19. Ka6 Ke5 $19) (12. Ka8 $2 Qa3+ 13. Kb8 d3 14. f3 Kh7 $1 15. Kc7 Qc5+ 16. Kd7 Qd5+ 17. Kc7 Qf7+ 18. Kc6 Qxf3+ $19) 12... Kg7 13. Rg1+ $1 Kf6 14. Rg5 $1 Qd6+ 15. Ka7 Qa3+ (15... Qxf4 16. Rc5 $11) 16. Kb6 $1 Qd6+ 17. Ka7 $11 {Positional draw with perpetual movement of queen and king.} 1/2-1/2

[Event "MSV-2023"] [Site ""] [Date "2023"] [Round ""] [White "Sprenger, Jan"] [Black "2nd HM"] [Result "1-0"] [SetUp "1"] [FEN "2nk1BN1/8/2K5/6rP/3N4/4p3/8/8 w - - 0 1"] [PlyCount "15"] [EventDate "2023"] 
 1. Nf6 $1 {with the threat Ne6# [economic mate]} (1. Ne6+ $2 Ke8 2. Nxg5 Kxf8 { and White will not be able to save the h5 pawn, e.g.} 3. Nf6 e2 4. Nf3 Kg7 5. Ng4 Ne7+ 6. Kc5 Ng8 $10) 1... Ne7+ $1 (1... Na7+ 2. Kb7 Re5 3. h6 $1 {eg} (3. Bd6 $2 e2 $1 {no self-block on e7} 4. Bc7+ Ke7 $10) (3. Kxa7 $2 e2 4. Kb7 Rb5+ $1 $10) 3... e2 4. h7 e1=Q 5. h8=Q $18) 2. Kb7 Re5 3. Bh6 $1 (3. h6 $2 e2 4. h7 e1=Q 5. h8=Q $2 Qb4+ $19 {/Qb1+, compare to the 1... Na7+ line}) 3... e2 4. Bf4 Rb5+ $1 ({main} 4... e1=Q 5. Ne6+ $1 Rxe6 6. Bc7# {model mate with knight sacrifice}) 5. Nxb5 Nd5 $1 6. Bc7+ $1 (6. Bd2 $2 Nxf6 7. h6 Ke7 {/Ke8 with transposition} 8. Nd4 Kf7 9. Nxe2 Kg6 10. Ng3 Ng4 $10) (6. Nxd5 $2 e1=Q $10) 6... Nxc7 7. Nd4 $1 e1=Q ({White wins prosaically after} 7... Ke7 8. Nxe2 Ne6 ( 8... Kxf6 9. Kxc7 Kg5 10. Ng3 $18) 9. Ng4 Kf7 10. Ng3 $18) 8. Nc6# {model mate with bishop sacrifice} 1-0

[Event "MSV 2023"] [Site ""] [Date "2023"] [Round ""] [White "Minski, Martin"] [Black "HM for miniature"] [Result "1/2-1/2"] [SetUp "1"] [FEN "KN6/8/R7/8/5p2/6pk/6n1/8 w - - 0 1"] [PlyCount "23"] [EventDate "2023"] 
 {task of three rook sacrifices with knight forks} 1. Nc6 $1 ({try} 1. Ra1 $2 Ne1 $3 {here the knight sacrifice works} (1... f3 $2 2. Rh1+ $11 {position X with bNg2}) 2. Rxe1 f3 3. Rh1+ {position X without bNg2} Kg2 $1 4. Ra1 f2 5. Nc6 f1=Q 6. Rxf1 Kxf1 7. Nd4 g2 8. Nf3 Kf2 9. Ng5 Kg3 $19) (1. Rh6+ $2 Nh4 2. Nc6 f3 3. Nd4 f2 4. Nf5 Kg4 $1 $19 (4... f1=Q 5. Rxh4+ Kg2 6. Ne3+ {fork})) (1. Rf6 $2 Nh4 $1 2. Rxf4 g2 $19) (1. Nd7 $2 f3 2. Ne5 f2 3. Rf6 Ne3 $19) 1... f3 2. Nd4 f2 3. Rf6 Nf4 $1 (3... Ne3 4. Ne2 $11) 4. Rxf4 g2 5. Rf3+ $1 ({try} 5. Rxf2 $2 g1=Q 6. Rf3+ Kh2 $1 $19 {and the fork Nf3+ is not possible}) 5... Kg4 ( 5... Kh2 $4 6. Rxf2 $18 {pin}) 6. Rxf2 g1=Q 7. Rf4+ $1 {first rook sacrifice} Kh5 ({main} 7... Kxf4 8. Ne2+ {first fork}) (7... Kh3 8. Rh4+ $1 $11) 8. Rh4+ $1 {second rook sacrifice} Kg6 ({main} 8... Kxh4 9. Nf3+ {second fork}) 9. Nc6 $1 {switchback} Qb6 10. Rc4 $1 {third rook sacrifice} Qa6+ 11. Kb8 Qxc4 12. Ne5+ {third fork} 1/2-1/2

[Event "MSV 2023"] [Site ""] [Date "2023"] [Round ""] [White "Halski, Marek"] [Black "special HM"] [Result "1-0"] [SetUp "1"] [FEN "8/n7/p7/1k1r1P2/8/6R1/8/2B3K1 w - - 0 1"] [PlyCount "69"] [EventDate "2023"] 
 {Theme: Repeated manoeuvres of a group of figures exploite the threat of White pawn promotion; Black rook attempts to control f-vertical are thwarted by the White that systematically push Black king towards the fatal 1-st horizontal by applying threats of Black rook pinning.} 1. f6 $1 {the pawn is more valuable than the bishop!} (1. Rg7 $2 Rd1+ 2. Kf2 Rxc1 3. Rxa7 Rc5 4. Rf7 a5 5. f6 a4 6. Kg3 a3 7. Ra7 Rf5 {=}) (1. Rf3 $2 Rd1+ 2. Rf1 Rxf1+ 3. Kxf1 Kc6 4. f6 Kd6 {=}) 1... Rd1+ (1... Rd7 2. Rg5+ ({also} 2. Rg7 Rd1+ 3. Kg2 Rxc1 4. f7 {etc as in solution}) 2... Kc6 3. Rg7 Nb5 4. f7 {with win}) (1... Rf5 2. Rg5 Rxg5+ 3. Bxg5 Nc6 4. f7 $18) 2. Kf2 $1 ({loss of time is:} 2. Kg2 Rxc1 3. f7 Rc2+ 4. Kf1 Rc1+ 5. Ke2 Rc8 6. Rg8 Rc2+ 7. Ke3 Rc3+ 8. Kf2 Rc2+ 9. Kg3 {etc}) 2... Rxc1 { What else?} (2... Rd8 3. Ba3 Rd7 4. Be7 $18) (2... Rd7 3. Rg7 Rd6 4. Bb2 $18) 3. f7 Rc2+ 4. Ke3 $1 ({All other king moves lead to a repetition or worse, e.g. :} 4. Ke1 Rc1+ 5. Ke2 (5. Kd2 $4 Rf1 $1 $19) 5... Rc2+ 6. Kf3 (6. Kd3 $4 Rf2 $19) 6... Rc3+ 7. Kf2 (7. Kf4 $2 Rc8 $1 8. Rg8 Rc1 $1 9. Rg3 Rc8 10. Rg8 (10. Rg5+ $2 Kb6 $1 11. Rg8 {=} (11. Rf5 $2 Rf8 $1 12. Kg5 Nc6 13. Kf6 Nd8 $19)) 10... Rc1 {=}) (7. Ke4 $2 Rxg3 $1 8. f8=Q Nc6 9. Qf1+ Ka4 10. Qxa6+ Na5 {=}) 7... Rc2+ 8. Ke3 $1 {etc as in solution}) 4... Rc8 $1 ({after:} 4... Rc3+ 5. Kd2 $3 Rxg3 (5... Rc8 $2 6. Rg8 $18) 6. f8=Q Rg2+ (6... Nc6 7. Qf5+ Kb6 8. Qf2+ $18) 7. Ke3 Rg3+ 8. Kf4 Rc3 {Qb8+$18}) 5. Rg8 Rc3+ 6. Kf2 $1 (6. Kf4 $2 Rc1 $1 7. Rg3 (7. Kg3 Rf1 $1 {=}) 7... Rc8 8. Rg8 Rc1 {etc positional draw}) ({ loss of time is:} 6. Ke4 Rc4+ 7. Kf3 (7. Ke3 Rc3+ 8. Kf2 {etc}) 7... Rc1 { Kg2/Kf2 Rc2+} 8. Kg3 {etc}) 6... Rc2+ 7. Kg3 $1 Rc3+ 8. Kg4 Rc4+ 9. Kg5 (9. Kh5 $2 Rf4 {=}) 9... Rc5+ 10. Kh6 $1 ({loss of time is:} 10. Kh4 Rc4+ 11. Rg4 Rc8 12. Rg8 ({but not} 12. Rg5+ $2 Kb6 13. Rg8 Rc4+ 14. Kg5 Rc5+ 15. Kg6 Rc6+ 16. Kh5 (16. Kh7 Rc7 {=}) 16... Rc5+ 17. Rg5 Rc8 {=}) 12... Rc4+ {etc as in solution}) 10... Rc6+ 11. Rg6 Rc8 12. Rg5+ $1 {White push Black king 1 row down Rg6 Rc8 would lead to a repetition} Kb4 ({Black king cannot go up becaause:} 12... Kb6 13. Rg8 Rc6+ 14. Rg6 $1 {pinning Black rook and winning}) ({It is also bad:} 12... Ka4 {because of} 13. Rg8 Rc6+ 14. Rg6 Rc8 15. Rxa6+ Kb5 16. Rxa7 {White win}) 13. Rg8 Rc6+ 14. Kg5 (14. Rg6 Rc8 15. Rg8 Rc6+ 16. Kg5 {etc with repetition}) 14... Rc5+ 15. Kg4 Rc4+ 16. Kh5 $1 Rc5+ 17. Rg5 Rc8 18. Rg4+ $1 {White repeats once again their manoeuvre pushing Black king 1 more row down!} Kb3 ({and agaian Black king cannot go up:} 18... Kb5 19. Rg8 Rc5+ 20. Rg5 $1 {pinning Black rook and winning}) ({and after} 18... Ka3 19. Rg8 Rc5+ 20. Kg4 Rc4+ 21. Kf3 Rc3+ {Ke2/Ke4 Rc2+/Rc4+ Ke3! Rc3+ Kd2 Rf3 Rg3! Rxg3 f8=Q+ Kb2 Qb8+ win}) 19. Rg8 Rc5+ 20. Kg4 Rc4+ 21. Kg3 Rc3+ 22. Kh4 $1 Rc4+ 23. Rg4 Rc8 24. Rg3+ $1 {pushing Black king 1 more row down!} Kb2 (24... Kb4 25. Rg8 Rc4+ 26. Rg4 $1 {pinning Black rook and winning}) 25. Rg8 Rc4+ ({ Not much help is:} 25... Nc6 26. Rxc8 Ne5 27. f8=Q Ng6+ 28. Kg3 Nxf8 29. Rxf8 a5 30. Ra8 $18) 26. Kg3 Rc3+ 27. Kg2 Rc2+ 28. Kh3 $1 Rc3+ 29. Rg3 Rc8 30. Rg2+ {pushing Black king to the first row!} Kb1 (30... Kb3 31. Rg8 Rc3+ 32. Rg3 $1 { pinning Black rook and winning}) 31. Rg8 Rc3+ 32. Kg2 Rc2+ 33. Kh1 $1 Rf2 34. Rg1+ Kc2 35. Rg2 {pinning Black rook and winning} 1-0

[Event "MSV-2023"] [Site ""] [Date "2023"] [Round ""] [White "Egorov, Evgeny"] [Black "comm. for the miniature"] [Result "1-0"] [SetUp "1"] [FEN "3BR3/8/6P1/8/8/6K1/1p1p4/6k1 w - - 0 1"] [PlyCount "23"] [EventDate "2022"] 
 1. g7 $1 (1. Bb6+ $2 Kf1 2. g7 (2. Rf8+ Ke1 $1 3. g7 d1=Q 4. Re8+ Kf1 $11) 2... d1=Q 3. g8=Q Qd6+ 4. Kh3 Qd7+ 5. Re6 Qxe6+ 6. Qxe6 b1=Q 7. Qc4+ Ke1 $11) 1... b1=Q (1... d1=Q 2. g8=Q $18) 2. Bb6+ $1 (2. g8=Q $2 Qd3+ 3. Kf4+ (3. Kh4+ Kh1 $11) 3... Kf1 4. Qh8 (4. Bb6 Qf3+ $1 5. Kxf3 d1=Q+ $11) 4... Qc4+ 5. Re4 Qf7+ 6. Ke5 (6. Bf6 d1=Q 7. Qh1+ Kf2 8. Qh2+ Kf1 $11) 6... Qf3 $3 7. Rf4 Qxf4+ 8. Kxf4 d1=Q 9. Qh1+ Ke2 10. Qf3+ Kd2 $11) 2... Qxb6 3. g8=Q Qc6 $1 (3... Qf2+ 4. Kh3+ Kh1 5. Qd5+ Kg1 6. Rg8+ $18) 4. Kh4+ $1 (4. Kf4+ $2 Kf1 5. Qf7 Qxe8 6. Qxe8 d1=Q $11) (4. Kh3+ $2 Kh1 5. Rd8 Qf3+ $11) 4... Kh1 5. Rd8 Qh6+ 6. Kg4 (6. Kg3 Qe3+ $11) 6... Kh2 $1 7. Rd3 $3 (7. Kf3 $2 Qh5+ 8. Qg4 Qd5+ $1 9. Kf2 $1 ( 9. Rxd5 d1=Q+ 10. Rxd1 {stalemate}) 9... Qf7+ 10. Qf3 (10. Ke3 Qe7+ 11. Kf3 d1=Q+ 12. Rxd1 Qe3+ 13. Kxe3 {stalemate}) 10... Qa7+ 11. Qe3 Qf7+ 12. Ke2 Qh5+ 13. Qf3 (13. Kxd2 Qa5+ $11) 13... Qe5+ 14. Kd3 Qf5+ $1 15. Ke3 Qe5+ 16. Qe4 Qg3+ 17. Qf3 (17. Kxd2 Qg5+ $11) 17... Qe5+ 18. Kd3 Qf5+ 19. Ke2 Qe5+ 20. Kd1 Qa1+ 21. Kc2 Qa2+ 22. Kd3 Qa3+ 23. Ke2 Qe7+ $11 24. Kf1 Qe1#) (7. Rd5 $2 Qh3+ 8. Kf4 Qf1+ $11) 7... d1=Q+ 8. Rxd1 Qh4+ $1 9. Kf3 $1 (9. Kxh4 {stalemate}) 9... Qh3+ (9... Qf6+ 10. Ke4 Qh4+ 11. Kd3 Qh3+ 12. Kc2 Qf5+ 13. Rd3 $1 $18) 10. Kf4 (10. Ke4 Qg4+ 11. Qxg4 {stalemate}) (10. Kf2 Qf5+ 11. Ke3 Qe5+ $11) 10... Qh4+ 11. Qg4 (11. Ke3 Qh3+ 12. Kf4 Qh4+) 11... Qf6+ (11... Qf2+ 12. Qf3 $18 ( 12. Kg5 $2 Qf6+ 13. Kxf6 {stalemate})) 12. Qf5 $1 $18 1-0