A study by Jan Timman and Mario Garcia commented by GM Pablo Ricardi (Argentina)

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[Event "1. HM 6th Ty  UAPA 2017-18"] [Site ""] [Date "2016.11.27"] [Round ""] [White "Jan Timman & Mario Garcia"] [Black "GM Pablo Ricardi"] [Result "1-0"] [SetUp "1"] [FEN "3b4/1p6/1P3p2/2K5/3pk3/R4p2/BP2p1pB/8 w - - 0 1"] [PlyCount "31"] [EventDate "2016"] 
 1. Bb1+ $1 (1. Bd5+ $2 Kf5 2. Rxf3+ Kg5 $11) 1... d3 2. Rxd3 $1 ({Try :} 2. Bxd3+ $2 Ke3 3. Bc4+ Kf2 $1 $11 ({no} 3... Kd2 $2 4. Rd3+ Kc1 5. Rc3+ Kd1 (5... Kxb2 6. Re3 Kc2 7. Rxe2+ fxe2 8. Bxe2 $18) 6. Bb3+ Kd2 7. Bf4+ Ke1 8. Be3 $18)) 2... Bxb6+ $1 (2... Be7+ 3. Kc4 f2 4. Ra3# {/h3 mate}) 3. Kxb6 $1 (3. Kc4 $2 g1=Q $11) 3... f2 (3... e1=Q 4. Rd1+ Ke3 5. Rxe1+ $18) 4. Ra3+ $1 {switchback} ({Try :} 4. Rh3+ $2 Kd4 $1 (4... Kd5 $2 5. Bf5 e1=N 6. Rh8 Kd4 7. Bf4 $18 { see to solution}) 5. Bf5 e1=N $1 6. Rh4+ Ke3 $11) 4... Kd5 ({main 1 :} 4... Kd4 5. Bf4 $1 (5. Bf5 $2 e1=N $1 6. Ra4+ Ke3 $1 $11) 5... e1=Q 6. Ra4+ Kd5 7. Ba2# {mirror mate model}) 5. Bf5 e1=N $1 ({main 2 :} 5... e1=Q 6. Rd3+ Kc4 7. b3+ Kb4 8. Bd6# {mate model}) 6. Ra8 Kd4 7. Bf4 $1 (7. Rd8+ $2 Ke3 8. Re8+ Kf3 9. Be4+ Kg4 10. Rg8+ Kh5 $11) 7... Kc4 (7... f1=Q 8. Rd8+ Kc4 9. Be6+ { Lead to mate}) 8. Rc8+ Kb3 9. Bc1 $1 (9. Be6+ $2 Kxb2 10. Bc1+ Ka1 $1 11. Bf5 f1=Q 12. Ra8+ Qa6+ 13. Rxa6+ bxa6 14. Be3 Nf3 $11) 9... f1=Q 10. Be6+ Kb4 ( 10... Ka4 11. Ra8+ Qa6+ 12. Rxa6+ bxa6 13. Be3 $18 {similar to solution}) 11. Bd2+ Ka4 12. Ra8+ Qa6+ 13. Rxa6+ bxa6 14. Be3 $1 (14. b3+ $2 Ka3 15. Bc1+ (15. Be3 Nf3 $1 $11) 15... Kb4 $1 $11) 14... Nf3 (14... Nd3 15. Kxa6 Nxb2 16. Bh3 Kb4 17. Bxg2 $18 { White after of capture the pawn the bishops, dominate to Knight}) 15. Bc5 g1=Q 16. b3# {mate model} 1-0

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