www.arves.org - Ceskoslovensky Sach 2017

Studies awarded for the Magazine tournament Ceskoslovensky Sach 2017.

[Event "1st Prize Ceskoslovensky Sach #7"] [Site ""] [Date "2017"] [Round ""] [White "Andrej Frolkin Vladimir Samilo"] [Black ""] [Result "1/2-1/2"] [Annotator "Michal"] [SetUp "1"] [FEN "8/7k/7P/Rn5P/2B3p1/7P/1K1p1n2/8 w - - 0 1"] [PlyCount "29"] [EventDate "2017"] 
 1. Bd3+ $3 ({Try:} 1. Be2 $2 gxh3 $1 2. Ra4 ({JP} 2. Ra1 h2 (2... Nd4 $2 3. Kc3 Nxe2+ 4. Kxd2 Ng3 5. Ke3) 3. Kc2 (3. Rf1 Nd4 4. Kc3 Nxe2+ 5. Kxd2 Ng1) 3... d1=Q+ 4. Bxd1 h1=Q) 2... d1=Q 3. Bxd1 Nxd1+ 4. Kc1 Nf2 5. Rh4 Nd6 6. Kd2 Nf5 7. Rxh3 Nxh3 {win after Troitzky}) ({JP} 1. Bb3 $2 gxh3 2. Bc2+ Kxh6 3. Ra6+ Kxh5 4. Ra8 Nd4 5. Kc3 Nf3 6. Rf8 Kg4 7. Rg8+ Kh4 8. Rh8+ Kg3 9. Rg8+ Ng4) 1... Nxd3+ (1... Kxh6 2. Ra6+ Kg5 3. h4+ $1 Kxh5 $11 {a dale JP} 4. Ra8 d1=N+ (4... Nxd3+ 5. Kc2) 5. Kc1) 2. Kc2 gxh3 (2... Nb2 {JP} 3. Kxd2 $1 (3. Ra1 d1=Q+ 4. Rxd1 Nxd1 5. hxg4 Ne3+ 6. Kd3 Nxg4 $19) 3... Nc4+ 4. Kd3 (4. Ke2 Nxa5 5. hxg4 Nd4+ (5... Nc7 6. g5 Ne6 7. g6+ Kxh6 $11) 6. Ke3 Ne6 7. Ke4 Ng5+ 8. Kf5 Kxh6 $11) 4... Nxa5 5. hxg4 $11 {TB7}) 3. Kxd2 Nc1 $1 {to je pekny tah} (3... Ne1 4. Ra1 $1 Nd4 5. Kxe1 $1 (5. Rxe1 $2 Nf3+) (5. Ra7+ $2 Kxh6 6. Ra6+ Kh7 7. Ra7+ Kg8 $1 8. Ra8+ Kf7 9. h6 h2 10. h7 h1=Q 11. h8=Q Nef3+ $1 $19)) ({JP} 3... h2 { tahle varianta tam chybi} 4. Ra1 Nf2 5. Ke2 h1=Q 6. Rxh1 Nxh1 7. Kf3) 4. Ra4 $1 (4. Ra1 $2 Nb3+ $19 (4... Nd4 $6 5. Ra7+ $1 Kxh6 6. Rf7 $1 {see main line})) 4... Nd4 $1 5. Ra7+ $1 (5. Rxd4 $2 Nb3+ 6. Ke3 Nxd4 7. Kf2 Ne2 $1 $19) 5... Kxh6 6. Rf7 $1 ({Try:} 6. Ra6+ $2 Kg5 $1 7. Rg6+ (7. Ra5+ Kf6 $1) 7... Kf4 $1 8. Rf6+ Nf5 9. Re6 Nb3+ $1 10. Kc3 Ne3 11. Rf6+ Kg3 $1 $19) 6... h2 7. Rf6+ $1 (7. Rf1 $2 Nf3+ 8. Ke3 Ng1 $19) 7... Kh7 $1 (7... Kg7 8. Rf1 Nf3+ 9. Ke3 Ng1 10. Kf2 h1=Q 11. Rxg1+ $11) ({JP tuhle variantu nema} 7... Kxh5 8. Rf1 Nf3+ 9. Ke3 Ng1 10. Rf8) 8. Rf7+ $1 Kh8 9. Rf8+ Kh7 10. Rf7+ Kh6 11. Rf6+ Kg5 12. Rf1 Nf3+ 13. Ke3 $1 Ng1 14. Kf2 h1=Q (14... Nce2 15. Kg2 $11) 15. Rxg1+ {draw} 1/2-1/2

[Event "2nd Prize Ceskoslovensky Sach #3"] [Site ""] [Date "2017"] [Round ""] [White "Michal Hlinka Jaroslav Polasek"] [Black ""] [Result "1/2-1/2"] [Annotator "Michal"] [SetUp "1"] [FEN "6k1/q7/2PK4/1b3N2/3P1N2/3R4/p2R4/4r3 w - - 0 1"] [PlyCount "35"] [EventDate "2017"] 
 1. Rg3+ $1 (1. Rg2+ $2 Kf8 2. Ng6+ Ke8 3. Ne5 Qb8+ $19 {e.g.} 4. Kd5 Bxc6+ 5. Kxc6 Rc1+ $19) 1... Kf8 2. Ng6+ Ke8 3. Ne5 Qb8+ 4. Kd5 Rxe5+ $1 (4... Bxc6+ 5. Kxc6 Rc1+ 6. Kd5 Qb7+ 7. Ke6 {(d6) =}) 5. dxe5 Bxc6+ $1 (5... a1=Q 6. Rg8+ Kf7 7. Nh6+ Ke7 8. Nf5+ $11) 6. Ke6 $1 (6. Kxc6 $2 Qc8+ 7. Kd5 Qxf5 8. Rxa2 Qf7+ 9. e6 Qf5+ 10. Kd6 Qf4+ $19) 6... Kf8 (6... Qc8+ 7. Kf6 Qxf5+ 8. Kxf5 a1=Q 9. Ke6 $11) 7. Ne7 $1 (7. Ra3 $2 Qe8+ 8. Kf6 Be4 9. Kg5 (9. e6 Bxf5 10. Rdxa2 Bxe6 $19 ) 9... Bxf5 10. Rdxa2 Qg6+ $1 $19) 7... Qxe5+ $1 8. Kxe5 a1=Q+ 9. Kd6 $1 (9. Kf4 $2 Kxe7 $19) 9... Qf6+ 10. Kc7 Kxe7 11. Re3+ $1 Kf8 $1 (11... Kf7 12. Rdd3 $1 {zz} (12. Rd6 $2 Qa1 $19) (12. Ree2 $2 Kg7 $1 $19 {zz})) 12. Rd8+ $1 ({Try: } 12. Rdd3 $2 Kf7 $1 {zz} 13. Rh3 Qe6 $1 14. Rh7+ Kg8 15. Rhh3 Kf8 $1 16. Rd8+ Kg7 17. Rg3+ Kf7 $1 $19) (12. Ree2 $2 Kg7 $1 {zz} 13. Rd6 Qf7+ $19) 12... Kf7 13. Rdd3 $1 {zz} Qg6 14. Rf3+ $1 Bxf3 15. Rd7+ Kg8 16. Rd8+ Kh7 17. Rd7+ Kh6 18. Rd6 {draw} 1/2-1/2

[Event "3rd Prize Ceskoslovensky Sach #4"] [Site ""] [Date "2017"] [Round ""] [White "Martin Minski Steffen Nielsen"] [Black ""] [Result "1-0"] [Annotator "Michal"] [SetUp "1"] [FEN "4b2K/p5p1/6pk/3N4/5PBp/1p1RB3/1qP3P1/b7 w - - 0 1"] [PlyCount "23"] [EventDate "2017"] 
 1. Ne7 $1 {(2.Ng8#)} ({Try:} 1. c3 $2 Qa3 $1 2. Nb4 Bxc3 3. Rd6 Bf6 4. Rxf6 b2 $1 $19) (1. Bd2 $2 Qa3 ({or} 1... bxc2) 2. Bb4 Qa4 3. cxb3 Qb5 4. Be7 g5 5. fxg5+ Kg6 6. Nf4+ Kf7 7. Re3 Be5 8. Bd6 Bxd6 9. Bh5+ g6 10. Bxg6+ Kf8 11. Rxe8+ Qxe8 12. Bxe8 Bxf4 $11) 1... Bf7 2. c3 $3 ({Thematic try:} 2. Rd6 $2 Qf6 3. Nxg6 Qc3 4. Ne5+ g6 5. Rf6 Be8 6. Be2 {position X with wPc2} bxc2 $1 $11) 2... Qxc3 3. Rd6 $1 (3. Rxc3 $2 Bxc3 $11) 3... Qf6 $1 4. Nxg6 Qc3 $1 {switchback} 5. Ne5+ g6 6. Rf6 Be8 7. Be2 $1 {position X without wPc2, zugzwang} (7. Bf3 $2 b2 $1 8. Bc5 $2 Qxf3 $1 $19) 7... b2 (7... a5 {(a6)} 8. Kg8 b2 9. g4 $1 (9. Rb6 b1=Q 10. Rxb1 Qc8) 9... hxg3 10. Rb6 $1 Qxe3 11. Ng4+ Kh5 12. Nxe3+ $18) (7... Qc8 8. f5#) 8. Bc5 $1 Qxc5 9. Rxg6+ Bxg6 10. Ng4+ Kh5 11. Nf6+ Kh6 12. Ng8# 1-0

[Event "1 hm. Ceskoslovensky Sach #12"] [Site ""] [Date "2017"] [Round ""] [White "Jaroslav Polasek"] [Black ""] [Result "1/2-1/2"] [Annotator "Michal"] [SetUp "1"] [FEN "2k5/4R3/2bP4/6K1/6n1/6P1/N5p1/8 w - - 0 1"] [PlyCount "25"] [EventDate "2017"] [SourceDate "2017.11.21"] 
 1. d7+ $1 (1. Re1 $2 Nh2 2. d7+ Kd8 $1 $19) 1... Bxd7 ({main} 1... Kd8 2. Re8+ $1 (2. Re1 $2 Nh2 3. Kf4 Nf1 $19) 2... Kxd7 3. Re1 Nh2 4. Rd1+ Kc8 $1 (4... Ke7 5. Nc3 Bb5 $1 6. Nd5+ $1 Kf7 7. Ne3 {(e4) =}) 5. Nc3 Bb5 $1 6. Rc1 $1 (6. Nxb5 $2 Nf1 7. Rc1+ Kb8 $1 $19) 6... Kd7 7. Rd1+ Kc6 8. Rc1 $1 Kb7 9. Rb1 $1 Kc8 10. Rc1 {positional draw}) 2. Re1 Nh2 3. Rc1+ Kd8 $1 4. Nc3 Bg4 $1 (4... Bb5 5. Rd1+ Kc8 6. Rc1 $1 $11) 5. Rg1 $1 (5. Ne4 $2 Nf1 6. Kxg4 g1=Q $19) 5... Nf3+ 6. Kxg4 Nxg1 7. Kh5 $1 ({Try:} 7. Kf5 $2 Nf3 $1 8. Ne2 Nd4+ $1 9. Nxd4 g1=Q $19) 7... Kd7 $1 (7... Ke7 8. Nd5+ $11) 8. Kh6 $1 ({Try:} 8. g4 $2 Nh3 $1 9. Ne2 Nf4+ $1 10. Nxf4 g1=Q $19) (8. Kg6 Ke6 9. g4) 8... Ke6 9. g4 Kf7 $1 (9... Nh3 10. Ne2 Kf6 11. g5+ $1 Nxg5 12. Kh5 $11) 10. Kh7 $1 Nh3 11. Ne2 Kf6 (11... Ng5+ 12. Kh6 Nh3 13. Kh7) 12. Kh6 Kf7 13. Kh7 $1 {positional draw} ({Try:} 13. g5 $2 Kg8 $1 14. g6 Kh8 $1 15. g7+ Kg8 16. Kg6 Nf4+ $1 17. Nxf4 g1=Q+ $19) 1/2-1/2

[Event "2 hm. Ceskoslovensky Sach #1"] [Site ""] [Date "2017"] [Round ""] [White "Pavel Arestov & Michal Hlinka"] [Black ""] [Result "1-0"] [Annotator "Michal"] [SetUp "1"] [FEN "8/3n4/4R3/3k4/2R4n/2p4K/8/8 w - - 0 1"] [PlyCount "29"] [EventDate "2016"] 
 1. Rec6 Nf3 $1 2. Rxc3 (2. Rc8 $2 Ng5+ 3. Kh4 Ne4 $11) 2... Ng1+ 3. Kh2 $3 ({ Try-1:} 3. Kg2 $2 Ne2 4. R3c4 Nd4 5. Rc8 Nb6 {fork} 6. R8c5+ Kd6 7. Rc1 Nb3 { fork} 8. Rc6+ Kd7 $1 (8... Kd5 $2 9. R1c2 $1 Nd4 10. R2c5+ $18) 9. Rc7+ Kd8 $1 10. R1c3 Nd5 {fork} 11. Rc8+ Kd7 12. R3c6 Na5 {(d4) =}) ({Try-2:} 3. Kh4 $2 Ne2 4. R3c4 (4. Rc2 Nd4 $11 {fork}) 4... Nd4 5. Rc8 Nf5+ $1 6. Kg5 Nd6 $11 {fork}) 3... Ne2 4. R3c4 (4. Rc2 $2 Nd4 $11 {fork}) 4... Nd4 $1 (4... Ne5 {fork} 5. R4c5+ $18) 5. Rc8 (5. Rc7 $2 Ne6 $11 (5... Nb5 $11)) 5... Nb6 {fork} 6. R8c5+ $1 (6. R4c5+ $2 Kd6 7. R8c7 Nd5 $11) 6... Kd6 7. Rc1 (7. Rc3 $2 Na4 $11) 7... Nb3 {fork} 8. Rc6+ Kd7 (8... Kd5 9. R1c2 $1 $18) 9. Rc7+ (9. R1c2 $2 Nd4 10. Rc7+ Kd8 11. Rc1 Nb3 12. R1c3 $18 {loss of time}) (9. R1c3 $2 Nd5 10. R3c4 Na5 $11) 9... Kd8 10. R1c3 $1 (10. R1c6 $2 Nd4 11. Rc1 Nb3 12. R1c3 $18 {loss of time}) 10... Nd5 {fork} 11. Rc8+ Kd7 12. R3c4 $1 (12. Rc2 {or R3c6} Nd4 $18 { loss of time}) 12... Nb6 {fork} 13. R4c7+ $1 (13. R8c7+ Kd8 14. Rc3 Nd5 15. Rc8+ Kd7 16. R3c4 Nb6 17. R4c7+ $18 {loss of time}) 13... Kd6 14. Rc6+ Kd7 15. Rxb6 {win} 1-0

[Event "com. Ceskoslovensky Sach #12"] [Site ""] [Date "2017"] [Round ""] [White "Mario G.Garcia"] [Black ""] [Result "1-0"] [Annotator "Michal"] [SetUp "1"] [FEN "8/8/N5p1/k1K4p/2p5/8/2P5/1q2n1BQ w - - 0 1"] [PlyCount "43"] [EventDate "2015"] 
 1. Qc6 $1 (1. Kd6 $2 Qd1+ $1 2. Kc7 Qf3 $1 $11) 1... Nd3+ (1... Qb2 2. Qc7+ Ka4 3. Kd5 Qb5+ 4. Nc5+ $18) 2. cxd3 (2. Kd6 $2 Qxg1 $11) 2... cxd3 (2... Qxg1+ 3. d4 Qg5+ (3... Qb1 4. Nc7 Qb4+ 5. Kd5 Qb3 6. Qc5+ $18) 4. d5 Qe7+ 5. Kxc4 Qe4+ 6. Kc5 Qe7+ 7. Kd4 Qh4+ 8. Ke5 Qe7+ 9. Qe6 Qg5+ 10. Kd6 $18) 3. Qc7+ Kxa6 4. Qc6+ $1 (4. Qc8+ $2 Qb7 5. Qe6+ Ka7 6. Qa2+ Qa6 $1 $11) 4... Ka7 (4... Ka5 5. Qa8#) 5. Bd4 $1 ({Thematic try:} 5. Be3 $2 Kb8 $1 6. Bf4+ Ka7 7. Qa4+ Kb7 8. Qe4+ Ka7 $1 9. Be3 Kb8 $1 10. Qe8+ Kb7 11. Qd7+ Kb8 $1 12. Bd4 d2 $1 (12... Qb7 $2 13. Be5+ $1 Ka7 14. Bc7 $1 d2 15. Bb6+ Kb8 16. Qd6+ Ka8 17. Qd8+ Qb8 18. Qd5+ Qb7 19. Qg8+ Qb8 20. Qa2+ Kb7 21. Qd5+ Ka6 22. Qc4+ {(d3)} Kb7 23. Qe4+ Ka6 24. Qa4+ Kb7 25. Qc6+ Ka6 26. Bc7+ $18 {echo 1}) 13. Be5+ Ka8 $11 { positional draw}) 5... Qb7 6. Kd6+ $1 (6. Kc4+ $2 Kb8 $1 7. Be5+ Ka7 8. Bd4+ Kb8 {positional draw}) 6... Ka8 7. Qa4+ Kb8 8. Qe8+ Qc8 9. Qb5+ Qb7 10. Bb6 $1 d2 11. Bc7+ Ka7 12. Qc5+ Ka8 13. Qa5+ Qa7 14. Qd5+ Qb7 15. Qa2+ Qa7 16. Qg8+ Kb7 17. Qd5+ Kc8 18. Qe6+ Kb7 19. Qe4+ Kc8 20. Qe8+ Kb7 21. Qc6+ Kc8 22. Bb6+ $18 {echo 2. Win.} 1-0

[Event "com. Ceskoslovensky Sach #3"] [Site ""] [Date "2017"] [Round ""] [White "Jaroslav Polasek & Emil Vlasak"] [Black ""] [Result "1/2-1/2"] [Annotator "Michal"] [SetUp "1"] [FEN "8/1pk5/8/2b5/p1B5/8/1p3B2/6K1 w - - 0 1"] [PlyCount "18"] [EventDate "2016"] 
 1. Bd3 $1 ({Try:} 1. Ba2 $2 Kb6 2. Kf1 Bxf2 3. Ke2 Kb5 4. Kd2 Kb4 5. Kc2 b1=Q+ $1 (5... b5 6. Kb1 $1) 6. Kxb1 b5 7. Kb2 Bd4+ $19) 1... Kb6 $1 (1... Bxf2+ 2. Kxf2 a3 3. Bb1 $11) 2. Kf1 Bxf2 (2... a3 3. Bb1 Bxf2 4. Ke2) 3. Ke2 $1 Ka5 ( 3... Kc5 4. Kd2 b5 5. Kc2 b4 6. Kxb2 $1 (6. Kb1 $2 b3 $19 {Not Bc4 as in the main line.}) 6... Bd4+ 7. Ka2 b3+ 8. Ka3 $11) 4. Kd2 $1 (4. Kd1 $6 b1=Q+ $1 5. Bxb1 Kb4 6. Be4 b5 7. Bc6 Kc3 $1 8. Bxb5 (8. Kc1 Be3+ 9. Kb1 Kb3 $1 10. Bxb5 a3 ) 8... a3 $19) 4... b5 $1 (4... b1=Q 5. Bxb1 Kb4 6. Be4 $1 b5 7. Bc6 $11) 5. Kc2 b4 (5... b1=Q+ 6. Kxb1 b4 7. Kc2 $1 b3+ 8. Kc3 $1 Be1+ 9. Kc4 $11) (5... Bd4 $1 6. Kb1 $1 $11 {see main line}) 6. Kb1 $3 {A point!} ({Try:} 6. Kxb2 $2 Bd4+ 7. Ka2 b3+ 8. Ka3 Bc5+ 9. Kb2 Kb4 $19) 6... b3 7. Bc4 $1 Kb4 8. Bd5 {(e6, f7, g8)} a3 9. Bxb3 $1 Kxb3 {- stalemate} 1/2-1/2