www.arves.org - Vratnica-64 2022

Studies provisonally awarded for the Vratnica-64 2022 torunament.

Section Win:

[Event "1.p. Vratnica-64-2022"] [Site ""] [Date "2022"] [Round ""] [White "Sergey Osintsev"] [Black ""] [Result "1-0"] [SetUp "1"] [FEN "8/1k1r1N2/8/K7/5N1B/3pp1p1/8/5B2 w - - 0 1"] [PlyCount "19"] [EventDate "2022"] 
 1. Nd8+ $1 ({Tries lead to a draw balance of power} 1. Nxd3 $2 Rd5+ $1 2. Kb4 Rd4+ 3. Kc3 Rxh4 $11) (1. Bxd3 $2 Rxd3 $1 2. Nxd3 g2 $11) (1. Ne5 $2 d2 2. Be2 d1=Q 3. Bxd1 Rxd1 $11) (1. Bg2+ $2 Kc8 $1 2. Nxd3 (2. Ne5 Rh7 $1 3. Bxg3 d2 4. Bf3 e2 5. Bxe2 Rh1 6. Nf3 d1=Q 7. Bxd1 Rxd1 $11) 2... Rxd3 3. Bh3+ Kb7 $1 4. Bxg3 e2 5. Bg2+ Kc8 $1 $11) 1... Ka7 (1... Kc8 2. Nxd3 Rxd3 3. Bh3+ $1 (3. Bxd3 $2 g2 4. Ba6+ Kd7 $1 5. Bb5+ Kc8 $1 6. Ba6+ Kd7 $11) 3... Kc7 4. Ne6+ Kc6 5. Bxg3 e2 6. Bg2+ Kd7 7. Nc5+ $18) 2. Nc6+ (2. Nde6 $2 d2 3. Be2 d1=Q 4. Bxd1 Rxd1 $11) 2... Kb7 3. Nxd3 (3. Bxd3 $2 Rxd3 $1 4. Nxd3 g2 $11) 3... Rd5+ $1 { Preliminary check!} (3... Rxd3 4. Nb4 $1 Ra3+ 5. Kb5 e2 $1 6. Bg2+ $1 (6. Bxe2 $2 g2 7. Bf2 Rg3 $11) 6... Kc7 7. Nc2 Re3 8. Kc4 e1=Q 9. Nxe1 Rxe1 10. Bxg3+ $18) 4. Ka4 $1 ({Thematic try} 4. Kb4 $2 Rxd3 $1 5. Na5+ Ka7 $1 6. Bxg3 e2 $1 7. Bf2+ Ka6 $1 8. Bg2 $1 (8. Bxe2 $11 {ideal stalemate with Rook pin}) 8... Rd4+ $1 9. Bxd4 e1=Q+ {Position A1 with check!} 10. Bc3 $11) 4... Rxd3 $1 5. Na5+ $1 {Preliminary check!} (5. Bxd3 $2 g2 6. Na5+ $11) (5. Nb4 $2 Rd1 $1 6. Bg2+ (6. Ba6+ Kb6 $1 7. Bxg3 Ra1+ $11) 6... Ka7 $1 7. Bxg3 Rg1 $11) (5. Bxg3 $2 e2 $1 6. Na5+ Kc8 $1 7. Bh3+ Kd8 8. Nc6+ Ke8 $11) 5... Ka7 ({to the main line}  5... Kb6 6. Bxg3 e2 7. Bf2+ Kc7 8. Bxe2 $18) (5... Kc8 6. Bh3+ $1 Kc7 7. Bxg3+ $18) 6. Bxg3 $1 (6. Nb3 $2 e2 7. Bxe2 Re3 8. Nd4 Re4 $11) (6. Bxd3 $2 g2 7. Nc6+ $11) 6... e2 7. Bf2+ (7. Bxe2 $2 Rxg3 $11) 7... Ka6 8. Bg2 $1 (8. Bxe2 $2 $11 {ideal stalemate with Rook pin}) 8... Rd4+ 9. Bxd4 e1=Q 10. Bb7# { Model mate} 1-0

[Event "sp.p. Vratnica-64-2022"] [Site ""] [Date "2020"] [Round ""] [White "Michal Hlinka and Luboš Kekely"] [Black ""] [Result "1-0"] [SetUp "1"] [FEN "2K5/R7/3B4/3k4/4p3/7p/1R4P1/5q2 w - - 0 1"] [PlyCount "27"] [EventDate "2020"] 
 1. Rd2+ Ke6 (1... Kc4 2. Rc7+ Kb3 3. Rd4 $18) 2. Bc7 $1 (2. Re7+ $2 Kf6 $1 3. Kd8 hxg2 4. Bh2 Qf5 5. Rd6+ Kg5 6. Rg7+ Kh5 7. Rxg2 e3 $1 $11) 2... hxg2 (2... Kf5 3. Ra5+ Kg4 4. gxh3+ $18) 3. Rd6+ Kf5 (3... Ke5 4. Ra5+ Kf4 5. Rd3+ Kg4 6. Rg3+ Kh4 {e.g.} 7. Rg6 Qc4 8. Rag5 e3 9. Rxg2 Kh5 10. R2g5+ Kh4 11. Re5 e2 12. Rge6 $18) 4. Ra5+ Kg4 5. Rg6+ Kf3 6. Rf5+ $1 (6. Rg3+ $2 Kf2 $1 7. Ra2+ Kg1 8. Bb6+ (8. Kb7 e3 9. Rxe3 Qd1 $1 10. Ra5 Kf2 11. Bb6 Qd7+ 12. Ka6 Qc8+ 13. Kb5 Qd7+ 14. Kb4 Qd6+ 15. Bc5 Qxc5+ $11) 8... Kh2 9. Rg8 e3 $1 $11) 6... Ke2 7. Rfg5 Kf2 (7... Ke1 8. Rxg2 Qf5+ 9. Kb7 Qd5+ 10. Ka7 e3 11. R2g5 $18) 8. Bb6+ ( 8. Re6 $2 Qc1 9. Reg6 Qf1 10. Bb6+ {is only waste of time}) 8... e3 9. Re6 (9. Bc5 $2 Ke2 10. Rxg2+ Kd3 $11) (9. Rg4 $2 g1=Q 10. Rxg1 Qa6+ {/a4=}) 9... Qc4+ ( 9... Qa6+ 10. Kb8 $18) 10. Kd7 $1 Qd3+ (10... Qa4+ 11. Ke7 $18) 11. Ke8 $1 g1=Q (11... Qb3 12. Bxe3+ $18) 12. Rf6+ Ke2 13. Rxg1 Qb5+ (13... Qe4+ 14. Kd8 Qd5+ 15. Kc8 Qc4+ 16. Kb8 $18) (13... Qd5 14. Rgg6 Qa8+ 15. Bd8 Qa4+ 16. Rc6 $18) 14. Kd8 $1 $18 1-0

[Event "sp.c. Vratnica-64-2022"] [Site ""] [Date "2022"] [Round ""] [White "Pavel Arestov and Michal Hlinka"] [Black ""] [Result "1-0"] [SetUp "1"] [FEN "8/8/7k/4K2P/6P1/8/P3B1rN/8 w - - 0 1"] [PlyCount "21"] [EventDate "2022"] 
 1. g5+ $1 Rxg5+ {black canceled the double strike} (1... Kxg5 2. Nf3+ Kxh5 3. Nd4+ $18) 2. Kd4 $3 (2. Kf4 $2 Rg2 $1 3. Ng4+ Kxh5 4. Nf6+ Kg6 $11) (2. Ke4 $2 Rg2 $1 3. Ng4+ Kxh5 $11) 2... Rg2 {black renewed the double strike} 3. Ng4+ Kxh5 4. Nf6+ $1 (4. Kd3 $2 Kg6 $1 5. a4 Kf7 6. Ne3 Rg5 7. Kc4 Ke7 8. Nd5+ Kd7 9. a5 Kc8 $11) 4... Kg6 $1 (4... Kh6 5. Bc4 $1) (4... Kg5 5. Ne4+ $1) 5. Nd5 Kf7 (5... Rxe2 6. Nf4+ Kf5 7. Nxe2 $18) 6. Bh5+ $1 (6. Bc4 $2 Ke8 $1 7. Kc5 Kd7 $11) 6... Kf8 7. a4 Rc2 $1 (7... Ra2 8. Nc3) 8. Bf3 $1 (8. Bg6 $2 Rc1 $1 { zz} 9. Ke5 Rc4 $1 $11 10. Nb6 Rb4 11. a5 Rb5+) (8. Bg4 $2 Ke8 9. Nb4 Rf2 $1 10. Kc5 Kd8 11. Kd6 Rd2+ $1 12. Kc6 (12. Kc5 Kc7 $1 $11) 12... Rd4 $11 { here the double strike is successful}) 8... Ke8 (8... Rc1 9. Nc3 $1 $18) 9. Nb4 (9. Be4 $2 Rc1 $11 10. Nb4 Kd7) (9. Nc3 $2 Kd7 10. a5 Rc1 $1 $11) 9... Rc1 10. a5 Kd7 (10... Ra1 11. a6 Kd7 12. Kc5 {/Kc4+-}) 11. a6 $18 1-0

Section Draw

[Event "1.p. Vratnica-64-2022"] [Site ""] [Date "2022.02"] [Round ""] [White "Michael Pasman"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "3k1B2/6p1/3P1P1p/8/8/3B1K2/6n1/4q3 w - - 0 1"] [PlyCount "27"] [EventDate "2022"] 
 1. Be7+ $1 ({Thematic try :} 1. fxg7 Nh4+ $1 2. Kg4 Ng6 $1 3. g8=Q Qg1+ 4. Kf5 Nh4+ 5. Kf4 Qxg8 6. Be7+ Kc8 $1 (6... Kd7 $2 7. Bb5+) 7. Bxh4 Kd7 $1 8. Be7 Qf7+ $1 9. Bf5+ Kc6 10. Ke5 h5 $1 $19) 1... Ke8 2. Bb5+ $1 (2. Bg6+ $2 Kd7 3. f7 Nh4+ 4. Bxh4 Qf1+ 5. Bf2 (5. Kg3 Kxd6 6. Kg4 Ke6 7. Kg3 Qe1+ 8. Kg2 Qb4 9. Kf3 Ke5 $19) 5... Qd1+ 6. Ke3 Qxd6 7. Bh4 Ke6 8. Kf3 Qb4 9. Kg2 Qa3 10. Kh2 Ke5 $19) 2... Kf7 3. Bc4+ Kg6 4. f7 $1 (4. Bd3+ $2 Kh5 5. fxg7 (5. f7 g5 $1 6. f8=Q Nh4#) 5... Nh4+ 6. Bxh4 Qh1+ $1 7. Ke3 Qg1+ $19) 4... Nh4+ $1 5. Bxh4 Qc3+ ( 5... Qd1+ 6. Ke4 $1 Qxd6 7. Bd5 $1 { White's idea is Kd-c4 and Be1-b4, black can't prevent it, for example :} h5 8. Kd4 Kh6 9. Kc4 g5 10. Be1 $11) 6. Kg2 $1 (6. Kf2 $2 Qd2+ {/d4} 7. Kf3 Qxd6 $19) 6... Qd2+ {Black captures d6 pawn and defends from f8=Q, but} 7. Kh3 $1 Qxd6 8. f8=Q $1 Qxf8 9. Bd3+ Kf7 10. Bc4+ Ke8 11. Bb5+ Kf7 12. Bc4+ Kg6 13. Bd3+ Kh5 14. Be2+ $11 1/2-1/2

[Event "2.p. Vratnica-64-2022"] [Site ""] [Date "2022.11.23"] [Round ""] [White "Michal Hlinka and Luboš Kekely"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "2R5/7p/1q2P2b/1p6/1k5p/3R2B1/1K6/8 b - - 0 1"] [PlyCount "28"] [EventDate "2021"] 
 1... Bg7+ 2. Kc2 Qxe6 3. Bd6+ Ka5 4. Ra3+ $1 (4. Bc7+ $2 Ka4 5. Ra8+ Kb4 6. Bd6+ Kc4 $19) 4... Kb6 5. Rb8+ Kc6 6. Ra6+ Kd5 7. Rxb5+ Ke4 8. Rb4+ Kf5 (8... Bd4 9. Rxd4+ $1 (9. Bc5 $2 Qxa6 10. Rxd4+ Kf5 $19) 9... Kxd4 10. Bc5+ { from battery} Kd5 11. Rxe6 $11) (8... Kf3 9. Rf4+ Kg2 10. Rf2+ $1 Kxf2 11. Bc5+ {from battery} Qe3 12. Bxe3+ $11) 9. Rb5+ Kg6 (9... Kg4 10. Rb4+ {/g5=}) 10. Rg5+ $1 (10. Bc5 $2 Qxa6 11. Rb6+ Qxb6 12. Bxb6 h3 13. Bg1 (13. Bc7 Kf5 14. Kd3 Be5 $19) 13... Kf5 14. Kd3 Kf4 15. Ke2 Kg3 $19) 10... Kxg5 11. Bf4+ { from battery} Kxf4 $1 (11... Kf5 12. Rxe6 Kxe6 13. Kd3 $11) 12. Rxe6 h3 13. Kd3 $1 h2 14. Re4+ (14. Re1 $2 Be5 15. Ke2 Kg3 $19) 14... Kg5 (14... Kg3 15. Re3+ Kg2 16. Re2+ Kh3 17. Re3+ Kg4 18. Re4+ $11) (14... Kf5 15. Rh4 $11) 15. Re1 $11 1/2-1/2

[Event "sp.hm. Vratnica-64-2022"] [Site ""] [Date "2022.02.13"] [Round ""] [White "Rainer Staudte and M. Schlosser"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "6R1/8/8/K1P1n3/8/b7/2k5/5b2 w - - 0 1"] [PlyCount "16"] [EventDate "2022"] 
 1. c6 Nxc6+ (1... Bd6 $2 2. Kb6 $1) 2. Ka4 $1 Kb2 (2... Be7 {or Bb2 or Bc1} 3. Rc8 $1 Bg2 4. Kb5 $1 $11) (2... Bc5 {Black correction} 3. Rg5 $1 (3. Rc8 $2 Bg2 $1 4. Kb5 (4. Rg8 Bd5 $1 $19) 4... Na7+ $1 $19 {fork A} 5. Kxc5 Nxc8 { White loses}) 3... Bd4 {or Ba7 or Be3} 4. Rc5+ $1 Bxc5 {stalemate}) 3. Rg3 $1 ( 3. Rg1 $2 Be2 $1 4. Rg2 Nd4 $1 $19) 3... Be7 (3... Bf8 4. Rb3+ $1 (4. Rf3 $2 Bb5+ $1 5. Kxb5 Nd4+ $1 {fork B}) 4... Ka1 5. Re3 $1 $11 (5. Rg3 $2 Be2 $1 ( 5... Ba6 $2 6. Rg1+ $1 $11 Kb2) 6. Rg1+ Kb2 {or Ka2} 7. Rg2 Nd4 $1 $19) 5... Ba6 (5... Bc4 6. Re1+ {etc.}) 6. Re1+ Ka2 7. Re2+ Kb1 (7... Bxe2 {stalemate}) 8. Rb2+ {threatens Rb6} Kxb2 {stalemate}) 4. Rb3+ Ka1 5. Re3 Ba6 (5... Bh4 6. Re4 $1 Bf2 7. Rf4 $1 $11) 6. Re1+ Ka2 7. Re2+ Kb1 8. Rb2+ {threatens Rb6} Kxb2 {stalemate} 1/2-1/2

[Event "c. Vratnica-64-2022"] [Site ""] [Date "2022.06.10"] [Round ""] [White "Pavel Arestov"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "8/8/2pk4/8/2P1K3/6r1/1P6/3N4 w - - 0 1"] [PlyCount "35"] [EventDate "2022"] 
 1. Kd4 $1 (1. b4 $2 Rg4+ 2. Kd3 Ke5 3. Ne3 Rg3 $1 4. b5 c5 5. b6 Kf4 $1 6. b7 Rxe3+ $19) 1... c5+ (1... Rg4+ 2. Kc3 Ke5 3. b3 $1 c5 4. Nb2 $1 Rg3+ 5. Kc2 $1 Kd4 6. Na4 Rh3 7. Kb2 $11) 2. Ke4 Rg4+ 3. Kd3 Rd4+ (3... Ke5 4. Nc3 $1 Rg3+ 5. Kd2 {/c2} Rg2+ 6. Kd3 $1 Rxb2 7. Ne4 $1 Rb3+ 8. Kc2 Rb4 9. Kd3 $1 Rb3+ 10. Kc2 $11) 4. Kc2 $1 (4. Kc3 $2 Rxd1 $19) 4... Rxc4+ 5. Nc3 $1 (5. Kd3 $2 Rd4+ 6. Kc2 c4 $19) 5... Rh4 (5... Kc6 6. b3 Rh4 7. Nb1 $1 Kb5 8. Na3+ Kb4 9. Kb2 Rh2+ 10. Nc2+ Kb5 11. Kc3 Rh3+ 12. Kb2 $11) 6. Nb5+ $1 (6. b3 $2 Rh2+ 7. Kd3 Kc6 $1 8. Kc4 Rh4+ $19) 6... Kd5 (6... Kc6 7. Na3 $1 c4 8. b3 $1 $11) 7. b3 $1 Rh3 $1 ( 7... Rh2+ 8. Kd3 Rh3+ 9. Kc2 $11) 8. Na3 $1 (8. Nc3+ $2 Kc6 $1 9. Na4 Kb5 10. Nc3+ Kb4 11. Nd5+ Ka3 $19) 8... Rg3 9. Nb5 Rg2+ (9... Kc6 10. Na3 Rh3 11. Kb2 $1 Rf3 12. Kc2 $1 Kd5 13. Nb5 $1 $11) 10. Kd3 $1 (10. Kc3 $2 Ra2 $1 11. Kd3 Kc6 $19) 10... Rb2 $1 (10... Ra2 $4 11. Nc3+ $18) 11. Nc3+ $1 (11. Kc3 $2 Ra2 12. b4 Ra4 13. bxc5 Kxc5 14. Nc7 Ra3+ 15. Kd2 Rf3 16. Ne6+ Kd5 $19) 11... Kc6 12. Kc4 Rh2 (12... Rc2 13. b4 $1 $11) 13. Nb1 $1 Rh4+ (13... Rc2+ 14. Kd3 $1 Rb2 15. Nd2 Kb5 16. Kc3 Ra2 17. Nc4 $1 Rh2 18. Na3+ $11) 14. Kc3 Kd5 15. Na3 $1 Rh3+ 16. Kc2 Kd4 17. Nb5+ Kd5 18. Na3 $1 $11 1/2-1/2