www.arves.org - Olimpiya Dunyasi 2010

Studies awarded for the Russian Magazine tournament Olimpiya Dunyasi 2010.

[Event "2nd Prize, Olimpiya dunyasi"] [Site ""] [Date "2010"] [Round ""] [White "Janos Mikitovics (Hungary)"] [Black "study 476"] [Result "1/2-1/2"] [SetUp "1"] [FEN "4n3/8/2K5/8/1Pb5/kp6/8/6R1 w - - 0 1"] [PlyCount "33"] [EventDate "2010"] [SourceDate "2005.01.24"] 
 1. b5 $1 (1. Kc5 $2 {This variant could be an independent study ->} Bd3 $1 ( 1... Be2 $2 2. Ra1+ Kb2 3. Re1 $11) 2. Kd4 $1 Bf5 $1 (2... Bc2 $2 3. Kc3 $11) 3. b5 b2 $1 (3... Kb4 $2 4. b6 $11) (3... Nd6 $2 4. Ke5 $11) 4. b6 Bc8 $1 (4... Nd6 $2 5. Ke5 $11) 5. Kd5 (5. Kc3 Nf6 $1 6. Rb1 Nd5+ $19) 5... Bg4 $3 ({ Thematic try} 5... Bh3 $2 6. Ke5 $1 (6. b7 $2 Bg2+ $19) 6... Bg2 $1 7. Ke6 Kb4 8. Rb1 Kc3 9. Rg1 Kc4 10. Rb1 Kb3 11. Rg1 Ng7+ (11... Bc6 12. Ke7 $11) 12. Kf6 $1 Nh5+ 13. Kg5 Ng3 14. b7 (14. Kf4 $2 Ne2+ $19 {S-fork}) 14... Bxb7 15. Rxg3+ $11) (5... Bb7+ $2 6. Ke6 $1 Bc6 7. Ke7 Ng7 8. Kf6 Nh5+ 9. Kg5 Ng7 (9... Ng3 10. Rxg3+ $11) 10. Kf6 Ne8+ 11. Ke7 {positional draw}) 6. Ke5 (6. Kc6 Bf3+ 7. Kd7 Nf6+ 8. Kc7 Nd5+ $19) 6... Bf3 7. Ke6 Ka2 $1 8. Ke7 Ng7 $1 9. Kf6 (9. Rg5 Ka3 (9... Bc6 $2 10. Ra5+ Kb3 11. b7 $1 $11) 10. Ra5+ Kb4 $1 $19) 9... Nh5+ 10. Kg5 Ng3 $3 11. Kf4 Ne2+ $19 {S-fork}) 1... Be2 $1 (1... b2 2. b6 $11) (1... Kb4 2. b6 $11) 2. b6 Bf3+ 3. Kd7 Nf6+ 4. Kc7 $1 (4. Kc8 $2 Ne4 $1 5. Rf1 (5. Kc7 Nc5 $19) 5... Bg2 $1 6. Ra1+ Kb4 $1 7. Rd1 Nc5 $19) (4. Ke6 $2 Ne4 $19) (4. Kd8 $2 b2 5. Kc8 Ne4 $1 (5... Ne8 $2 6. Kd7 Ng7 7. Kc8 $1 Nf5 8. Kc7 Nd4 9. b7 Nb5+ 10. Kb6 $11) 6. b7 Nd6+ $19) 4... Nd5+ $1 5. Kb7 $1 Nc3+ $1 (5... b2 6. Ka7 $11 (6. Rf1 $2 Bg2 $1 $19)) 6. Ka6 $3 (6. Kc8 $2 Ne4 $1 (6... Nb5 $2 7. Rg3 $1 { the halfpin of bP and bB} Be4 8. Re3 Bd5 9. Rd3 Be4 10. Re3 {positional draw}) 7. Rf1 Bg2 $1 (7... Nd6+ $2 8. Kd7 $11) 8. Ra1+ Kb4 9. Rd1 Nc5 $19) (6. Ka7 $2 Nb5+ $1 7. Ka6 Nd6 $19) 6... Ne4 (6... b2 7. b7 $11) 7. b7 $1 (7. Rf1 $2 Bg2 8. b7 (8. Ra1+ Kb4 $19) 8... Nc5+ 9. Kb5 Nxb7 10. Ra1+ Kb2 11. Re1 Bf3 12. Re3 Bd1 $19 (12... Bg4 $2 13. Kb4 $11)) (7. Ka7 $2 Nc5 $1 (7... Nd6 $2 8. Rg3 Bh1 9. Rh3 Be4 10. Re3 Bd5 11. Rd3 Nc8+ (11... Nb5+ 12. Ka6 $11) 12. Kb8 Nxb6 13. Kc7 Na8+ 14. Kb8 Nb6 15. Kc7 {positional draw, or} Bc4 16. Rxb3+ $11) 8. Ra1+ Kb4 $19) 7... Nc5+ 8. Kb6 $1 Nxb7 9. Rg3 $1 {the halfpin of bP and bB} (9. Ra1+ $2 Kb4 $19 (9... Kb2 $2 10. Rf1 $11)) 9... Bh1 {the selfpin of bP} (9... b2 { the selfpin of bB} 10. Rxf3+ $11) 10. Rh3 Bg2 11. Rg3 (11. Rd3 $2 Kb4 $19) 11... Be4 12. Re3 Nd6 $1 13. Kc5 $1 (13. Kc7 $2 Ne8+ $19 (13... Nb5+ $2 14. Kb6 $11)) 13... Nb7+ 14. Kb6 $1 {positional draw, or} (14. Kc4 $2 Bc2 $19) 14... Bd5 15. Rd3 Bh1 16. Rh3 Be4 17. Re3 {A beautiful study with intense play. The wK's subtle and exact moves end up in a nice draw.} 1/2-1/2

[Event "1st HM, Olimpiya dunyasi"] [Site ""] [Date "2010"] [Round ""] [White "Sergiy Didukh, Siegfried Hornecker"] [Black "study 545"] [Result "1/2-1/2"] [SetUp "1"] [FEN "1K6/7p/3k3p/6P1/1P6/p7/PP6/8 w - - 0 1"] [PlyCount "33"] [EventDate "2010"] 
 1. g6 $1 ({Thematic WT} 1. bxa3 $2 hxg5 2. a4 g4 3. a5 g3 4. a6 g2 5. a7 g1=Q 6. a8=Q Qg8+ 7. Kb7 Qxa8+ 8. Kxa8 Kc6 9. Ka7 Kb5 10. a4+ Kxa4 11. Kb6 Kxb4 12. Kc6 Kc4 13. Kd6 Kd4 14. Ke6 Ke4 15. Kf6 Kf4 16. Kg7 h5 {win.}) 1... hxg6 2. bxa3 g5 3. a4 g4 4. a5 g3 5. a6 g2 6. a7 g1=Q 7. a8=Q Qg8+ 8. Kb7 $1 (8. Ka7 $2 Qxa2+) 8... Qxa8+ 9. Kxa8 Kc6 (9... h5 10. Ka7 h4 11. b5) 10. Ka7 $1 (10. a4 $2 Kb6 11. a5+ Ka6 12. Kb8 h5 13. Kc7 h4 14. Kc6 h3 15. b5+ Kxa5 16. b6 h2 17. b7 h1=Q+) 10... Kb5 11. a4+ $1 Kxa4 (11... Kxb4 12. Kb6) 12. Kb6 $1 Kxb4 13. Kc6 Kc4 14. Kd6 Kd4 15. Ke6 Ke4 16. Kf6 Kf4 17. Kg6 {draw. Done in good time effect in a P-study. The purpose of the 1st move becomes apparent only by the end. Despite the fact that ,in the main line, after the 10th move, Reti-manoeuvre is well-known, the synthesis is very good.} 1/2-1/2

[Event "2nd HM, Olimpiya dunyasi"] [Site ""] [Date "2010"] [Round ""] [White "Akobia=Iuri (Georgia)"] [Black "study 512"] [Result "1-0"] [SetUp "1"] [FEN "1k6/5nN1/4R2p/5KP1/8/N5P1/1r6/2b5 w - - 0 1"] [PlyCount "17"] [EventDate "2010"] 
 1. Re8+ $1 (1. g6 $2 Rf2+ 2. Kg4 Bxa3 3. Nh5 Bb2 4. gxf7 Rxf7 5. Rxh6 Be5 6. Nf4 Kc7 $11) 1... Kc7 (1... Kb7 2. Re7+ Kc6 3. Rxf7 Rf2+ 4. Kg6 Rxf7 5. Kxf7 hxg5 6. Nc2 Kd5 7. Kg6 Ke4 8. g4 Kf4 9. Kh5) 2. Re7+ Kd6 3. Rxf7 Rf2+ 4. Kg6 Rxf7 5. Kxf7 hxg5 6. Ne8+ $1 (6. Nc2 $2 Ke5 7. Nh5 (7. Kg6 g4 $11) 7... g4 $11) 6... Ke5 (6... Kc5 7. Nc2 Bf4 $1 8. g4 $1 (8. gxf4 $2 gxf4 $11)) 7. Nc4+ Kf5 ( 7... Kd4 8. Ned6 $1 Bf4 9. g4 $1 $18 Kd5 10. Ke7 Bc1 11. Nb6+ Ke5 (11... Kc6 12. Nd7 Kd5 13. Nf7 $18) 12. Nf7+ Kf4 13. Nh6 $18) 8. Nf6 Bf4 $1 (8... g4 {main } 9. Nd6+ Ke5 10. Ke7 Bf4 $1 (10... Ba3 {main} 11. Nxg4+ Kd5 12. Ne3+ Ke5 13. Nec4+ {wins}) 11. Nxg4+ $1 (11. gxf4+ $2 Kxf4 $11)) 9. g4# {Classic study. Interesting play results in a classic mate. A fly in the ointment is R-exchange and the move less bS being captured.} (9. gxf4 $2 gxf4 $11 { .. .. Author has moved wR to e4}) 1-0

[Event "4st HM, Olimpiya dunyasi"] [Site ""] [Date "2010"] [Round ""] [White "Janos Mikitovics (Hungary)"] [Black "study 459"] [Result "1-0"] [SetUp "1"] [FEN "Q6B/1b5k/3p1R2/2r5/7p/R5pK/8/1q5n w - - 0 1"] [PlyCount "21"] [EventDate "2010"] 
 {Synthesis of tactical motives: echo-batteries in main line and thematic tries; the mutual pin of wQ and bQ; Switchbacks.} 1. Rf7+ $3 { This key move gives two free places for the black king.} ({Try I.} 1. Qf8 $5 Nf2+ {and Black wins. Other protective moves (1...Bc8, 1...Bg2+) do not bring a success to the Black:} (1... Bc8+ $2 2. Kxh4 Rc4+ 3. Rf4 Rxf4+ 4. Qxf4 Qb7 ( 4... Nf2 5. Ra7+ Bb7 6. Qf7+ Kxh8 7. Rxb7 $18) 5. Bd4 $1 Qe7+ 6. Bf6 Qe6 (6... Qf7 7. Ra8 $18) 7. Ra7+ Bd7 8. Rxd7+ Qxd7 9. Qe4+ Kg8 10. Qg6+ Kf8 11. Qh6+ Ke8 12. Qh8+ Kf7 13. Qg7+ Ke6 14. Qg4+ $18 { (See after Try II. 11.Rf3+... 13...Ke6? 14.Qc8++-)}) (1... Bg2+ $2 2. Kxg2 (2. Kxh4 $2 Rc4+ $11) 2... Qc2+ (2... Rc2+ 3. Kh3 Nf2+ 4. Rxf2 Qh1+ 5. Kg4 $18) 3. Kh3 $18)) 1... Kh6 $1 2. Bg7+ $3 ({Thematic try} 2. Qf8+ $5 Kh5 { Thematic move ->} 3. Qe8 $1 Nf2+ $1 (3... Bg2+ $2 4. Kxg2 Qc2+ (4... h3+ 5. Kxh3 Nf2+ 6. Rxf2+ $18) 5. Rf2+ $18) 4. Rxf2+ Qg6 5. Qe2+ Kg5 6. Qg4+ Kh6 7. Rf6 {pin of the bQ} Qxf6 8. Bxf6 Bc8 $1 $11 {pin of the wQ}) (2. Rf6+ $2 Kh7 3. Rf7+ {loss of time}) 2... Kg6 {Switchback ->} 3. Rf6+ $1 { The sacrifice of the white bishop!} ({Thematic move ->} 3. Qe8 $2 Bg2+ 4. Kxg2 h3+ 5. Kxh3 Rh5+ 6. Kg4 (6. Kg2 $2 Rh2+ $19) 6... Rg5+ 7. Kh3 Rh5+ { perpetual check}) 3... Kg5 {Thematic move ->} 4. Qd8 $1 Bg2+ $1 5. Kxg2 Qe4+ ( 5... Qc2+ 6. Rf2+ $18) 6. Kg1 $1 (6. Kh3 $2 Qg4+ 7. Kg2 Qe4+ 8. Kg1 { loss of time}) 6... Kg4 (6... Qe1+ {(Rc1+)} 7. Rf1+ $18) 7. Qd7+ Kg5 8. Bh6+ $1 {The sacrifice of the white rook!} (8. Qxd6 $2 Rc1+ $11 (8... Rd5 $2 9. Rg6+ Kh5 10. Rh6+ Kg4 11. Ra4 $1 $18 {pin of the bQ})) 8... Kxf6 9. Qxd6+ (9. Rf3+ $2 Qxf3 10. Qxd6+ Kf5 $11) 9... Qe6 {Switchback ->} (9... Kf5 10. Qxc5+ $18) 10. Bg7+ $1 {Again - the sacrifice of the white bishop!} (10. Rf3+ $2 Rf5 11. Bg7+ (11. Qd4+ Kg6 $11) 11... Kf7 $11) (10. Qf8+ $2 Kg6 11. Bd2 Rg5 (11... Rh5 $2 12. Re3 $18) 12. Bxg5 Qe1+ $11) (10. Qd4+ $2 Kg6 $11) 10... Kf7 11. Ra7+ { wins.} ({Try II.} 11. Rf3+ $2 Rf5 12. Rxf5+ Qxf5 13. Qf8+ Kg6 $11 (13... Ke6 $2 14. Qc8+ $18 {Interesting play. White Rook's, Queen's and Bishop's well calculated moves bring a victory. The final position lacks truly study nuances that diminish the overall impression.})) 1-0

[Event "Special HM, Olimpiya dunyasi"] [Site ""] [Date "2010"] [Round ""] [White "Nikolay Rokirovkin (Ukraine)"] [Black "study 506"] [Result "1-0"] [SetUp "1"] [FEN "3r1rk1/P4p1p/2ppb1p1/3N3Q/p1pPP1R1/1qP5/6PP/4K2R w K - 0 1"] [PlyCount "19"] [EventDate "2010"] 
 1. Nf6+ Kg7 2. O-O $1 (2. Qxh7+ $2 Kxf6 3. O-O+ Ke7) 2... h6 $1 (2... Rh8 3. Qg5 h5 4. Nxh5+) 3. a8=Q $1 ({Thematic try} 3. Qxh6+ $2 Kxh6 4. Rh4+ Kg5 5. Rh7 (5. a8=Q Kxh4) 5... Bf5 6. e5 dxe5 7. dxe5 Qb6+ $1 8. Kh1 Qf2 $1 9. Rxf2 Rd1+ 10. Rf1 Rxf1#) (3. Rg3 $2 Qb6 4. e5 d5 5. Qh4 Qxa7 6. Nh5+ Kh7 7. Nf6+ (7. Qf6 Rg8) 7... Kg7 {draw.}) 3... Rxa8 (3... Bxg4 4. Qxd8 Rxd8 (4... gxh5 5. Ne8+ Rxe8 6. Qf6+) 5. Qa5 Rf8 6. Nxg4 a3 7. e5) 4. Qxh6+ $1 Kxh6 5. Rh4+ Kg5 6. Rh7 (6. g3 $2 Rh8) 6... Bf5 7. e5 dxe5 8. dxe5 Qb6+ 9. Kh1 Qb1 10. h4# {A combinati on taken from a practical play finds its logical appearance. The meaning of Q-promotion and sacrifice with the aim to divert the bR from the open line become clear only at the end. Another done in good time effect.} 1-0