www.arves.org - Olimpiya Dunyasi 2012

Studies awarded for the Russian Magazine tournament Olimpiya Dunyasi 2012.

[Event "1st Prize, Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Sergij Didukh, Sergej I.Tkachenko"] [Black "study 807"] [Result "1/2-1/2"] [SetUp "1"] [FEN "8/6N1/1pp5/1Pk5/K7/pP3N2/8/2b5 w - - 0 1"] [PlyCount "28"] [EventDate "2010"] 
 1. Ne6+ $1 (1. b4+ $2 Kc4 2. Ne5+ (2. Nd2+ Bxd2 3. Kxa3 Bxb4+ 4. Ka2 Kxb5) 2... Kc3 3. bxc6 a2 4. c7 a1=Q+ 5. Kb5 Qa8 6. Nf5 (6. Nd7 Be3 7. Nxb6 Bxb6 8. Kxb6 Qc8 $1) 6... Kb3 $1 7. Nd6 (7. Nd4+ Ka2 $1) 7... Be3 8. c8=Q Qa4#) (1. Nd2 $2 cxb5#) 1... Kd5 2. Ned4 $1 (2. Nfd4 $2 a2 3. Nc2 Kxe6 4. bxc6 (4. b4 Bb2) 4... Kd6 5. Kb5 Kc7 6. Kc4 Bb2 7. Kd5 Bc3 $1 (7... a1=Q $2 8. Nxa1 Bxa1 9. b4 $11) 8. b4 Kd8 $1 9. b5 (9. Ke6 Bxb4) 9... Ke7 $1) (2. Nc7+ $2 Kd6 3. Ne8+ Ke7 4. Nd4 a2 5. Nc2 Kxe8 6. bxc6 Kd8 7. b4 Bb2) (2. Nf4+ $2 Ke4 3. Ne2 Bb2 4. Nc3+ Kxf3 5. bxc6 Bxc3 6. Kxa3 Be5 7. Kb4 Ke4 8. Kb5 Bc7 9. Ka6 Kd5 10. Kb7 Kd6 { win.}) 2... a2 3. Nc2 c5 4. Nd2 $3 ({Try} 4. Nfe1 $2 Ke4 5. Na1 Kd4 6. Nf3+ Kd5 $1 (6... Kc3 $2 7. Ne5 Kb2 8. Nd3+ Kxa1 9. Nxc1 Kb2 10. Nxa2 Kxa2 11. b4 c4 { stalemate.}) 7. Ne1 (7. Nd2 Bxd2 8. Ka3 Kd4 9. Kxa2 Kc3) 7... Ke4 {White to move!} 8. Nac2 Bb2 9. b4 c4 {win}) ({Thematic try} 4. Ng5 $2 Bxg5 5. Ka3 a1=Q+ 6. Nxa1 Kd4 7. Nc2+ Kd3 $1 8. Ne1+ Ke2 9. Nc2 (9. Ng2 Kf2) 9... Kd2 10. Kb2 Bf6+ 11. Kb1 Kc3 12. Ne3 Kxb3 13. Nd5 Bd8 {win.}) 4... Bxd2 5. Ka3 $1 (5. Nb4+ $2 Kd4 6. Nxa2 Bf4 7. Ka3 Kd3 8. Kb2 Kd2 9. Nc1 Be5+ 10. Kb1 Kc3 11. Ka2 Kc2 12. Ne2 Bh2 13. b4 (13. Ka3 Kd2) 13... c4 {win.}) 5... a1=Q+ (5... Bb4+ 6. Kxa2 Ke4 7. Na3 $11) 6. Nxa1 Kd4 7. Nc2+ $1 (7. Kb2 $2 Bc3+ 8. Kb1 Bxa1 9. Kxa1 Kc3 10. Ka2 Kb4 11. Kb2 Kxb5 {win.}) 7... Kd3 (7... Kc3 8. Nb4 $3 cxb4+ 9. Ka4 { positional stalemate.}) 8. Kb2 Bc3+ 9. Kb1 $1 (9. Kc1 $2 Be5 10. Na3 Kc3 11. Nc4 Bc7 12. Nd2 Bf4) 9... Bb4 {(Square "c3" is blocked by Bishop)} (9... Bf6 10. Na3 Kc3 11. Nc4 Bd8 12. Ka2 Kb4 13. Kb2 Kxb5 14. Kc3 {draws.}) 10. Kb2 Kd2 (10... Bc3+ 11. Kb1 $1 {positional draw.}) 11. Na3 Bxa3+ 12. Kxa3 Kc3 13. Ka4 $1 Kb2 14. b4 c4 {stalemate.} 1/2-1/2

[Event "2nd Prize, Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Richard Becker (USA)"] [Black "study 805"] [Result "1/2-1/2"] [SetUp "1"] [FEN "4R2K/8/6P1/1B5P/8/kq6/2r5/8 w - - 0 1"] [PlyCount "22"] [EventDate "2012"] 
 1. Ra8+ $1 ({Thematic try} 1. g7 $2 Qxb5 2. Ra8+ Kb4 $1 3. g8=Q Qxh5+ 4. Qh7 Qe5+ 5. Qg7 Rh2+ 6. Kg8 Qd5+ {(Qe6+) -+}) 1... Kb2 (1... Kb4 2. g7 {(Be8) =}) 2. g7 $1 ({Thematic try} 2. Be8 $2 Rc7 $1 3. g7 Qe3 $1 4. Ra2+ (4. Kh7 Qe4+ {-+ }) (4. Rb8+ Kc1 $1 {-+}) 4... Kc1 (4... Kb1 $2 5. Bg6+ {=}) 5. Ra1+ Kd2 6. Ra2+ Ke1 (6... Kd1 $2 7. Ba4+ Ke1 (7... Kc1 8. Rc2+ {=}) 8. Ra1+ Kf2 9. Ra2+ Kf3 10. Bd1+ {=}) 7. Ra1+ Kf2 8. Ra2+ Kf3 {-+}) (2. Ba4 $2 Qc3+ 3. Kh7 Rh2 {-+}) 2... Rc7 ({MAIN} 2... Qxb5 3. g8=Q Qxh5+ 4. Qh7 Qe5+ 5. Qg7 Rh2+ 6. Kg8 {=}) ({MAIN } 2... Rg2 3. h6 (3. g8=Q $2 Qc3+ 4. Kh7 Qc7+ 5. Kh6 Qf4+ 6. Kh7 Rxg8 7. Rxg8 Qf7+ $1 {-+}) 3... Qe6 {(Qh3)} (3... Qxb5 4. g8=Q Qe5+ 5. Kh7 Qe4+ 6. Kh8 {=}) 4. Ra6 $1 Qc8+ 5. Kh7 Qf5+ 6. Kh8 Qxb5 7. g8=Q Rxg8+ 8. Kxg8 Qxa6 9. h7 {=}) ( 2... Rh2 3. Be8 {(Be2) =}) 3. h6 (3. Be8 $2 Qe3 $1 {etc.}) 3... Qxb5 ({MAIN} 3... Qe3 4. Ra6 $1 {=} (4. Ra2+ $2 Kxa2 5. g8=Q+ Kb2 6. Qg2+ Ka3 7. Qa8+ Kb4 8. Qa4+ Kc5 9. Bd7 (9. Qc2+ Kb6 {-+}) 9... Kd6 $1 10. Qd1+ Ke7 {-+})) ({MAIN} 3... Qe6 4. Ra2+ $1 (4. Ra6 $2 Rc8+ 5. Kh7 Qg8+ 6. Kg6 Rc1 {(Qd6) -+}) 4... Kc1 { (Kc3)} (4... Kb1 5. Bd3+ Kxa2 6. g8=Q {=}) 5. Ra6 Rc8+ 6. Kh7 Qg8+ (6... Qf5+ 7. Rg6 {=}) 7. Kg6 Qd5 (7... Rc2 8. Rc6 $1 {=}) 8. Rc6+ $1 Rxc6+ 9. Bxc6 Qxc6+ 10. Kh7 {=}) 4. Rb8 $1 (4. g8=Q $2 Qe5+ 5. Qg7 Rxg7 6. hxg7 Qh5+ 7. Kg8 Qd5+ 8. Kh7 Qh1+ {-+}) 4... Qxb8+ 5. g8=Q Rc8 6. Kh7 $1 Rc7+ (6... Rxg8 {stalemate}) 7. Kh8 Rc8 8. Kh7 Kb1 9. Qg6+ $1 (9. Qg1+ $2 Rc1 10. Qg6+ Kb2 11. Qg2+ (11. Qf6+ Rc3 {-+}) 11... Rc2 12. Qg7+ Rc3 {-+}) 9... Kb2 (9... Rc2 10. Kg7 {(Qd3, Qe4) = }) 10. Qg8 $1 Ka3 11. Qg3+ $1 Qxg3 {stalemate} 1/2-1/2

[Event "1st HM, Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Iuri Akobia (Georgia)"] [Black "study 800"] [Result "1-0"] [SetUp "1"] [FEN "2k5/3p4/2p5/7p/8/7P/1P1KP3/8 w - - 0 1"] [PlyCount "25"] [EventDate "2011"] 
 1. Ke3 $3 {(Reti's maneuver! The white king must keep "one eye" on the kingside too!)} d5 (1... Kc7 {and now, owning to the move 1.Ke3! -} 2. Kf4 { (h4)} Kd6 3. Kg5 {(h4)} Ke5 4. Kxh5 {(h4)} Kf5 5. Kh6 {(h4)} d5 6. Kg7 {(h5)} c5 7. h4 d4 (7... c4 8. e3 Ke4 9. h5 $18) 8. b3 Ke4 9. h5 $18) 2. Kd4 $1 (2. Kf4 $2 {- It's only try:} Kd7 3. Kg5 Ke6 4. Kxh5 Kf5 5. h4 c5 {(d4) =}) 2... Kd7 (2... Kc7 3. Kc5 h4 4. b4 $1 {play leads to the main line}) (2... Kb7 3. Kc5 h4 4. b3 $3 {play leads to the main line}) 3. Kc5 $1 ({Thematic try} 3. h4 $2 Kd6 4. b4 Kd7 $1 5. Ke5 Kc7 6. Kf5 Kb6 7. Kg5 Kb5 8. Kxh5 Kxb4 9. Kg5 c5 10. h5 c4 11. h6 c3 12. h7 c2 13. h8=Q c1=Q+ $11) 3... h4 4. b3 $3 {zz} ({Thematic try} 4. b4 $2 Kc7 {zz} 5. e3 Kd7 6. b5 cxb5 $11) ({or also a try} 4. e3 $2 Kc7 5. b3 Kb7 6. b4 Kc7 7. b5 cxb5 $11) 4... Kc7 5. b4 {zz} Kd7 (5... Kb7 6. b5 cxb5 7. Kxb5 Kc7 8. Kc5 $18) 6. Kb6 $1 {zz} Kd6 7. e3 $1 {zz} Kd7 8. Kb7 {zz} Kd6 9. Kc8 {zz} c5 (9... Ke6 10. Kc7 c5 11. bxc5 $18) (9... Ke7 10. Kc7 $18) 10. b5 c4 11. b6 c3 12. b7 c2 13. b8=Q+ $18 1-0

[Event "3rd HM, Olimpiya dunyasi "] [Site ""] [Date "2012"] [Round ""] [White "Janos Mikitovics (Hungary), Anatoly Skripnik (Ru"] [Black "study 776, Twin: a)"] [Result "1-0"] [SetUp "1"] [FEN "8/8/8/1r2k3/4p1P1/1P6/3R1K1p/7N w - - 0 1"] [PlyCount "21"] [EventDate "2012"] 
 1. Kg3 $1 ({Thematic try} 1. b4 $2 Rxb4 (1... Kf4 $2 2. Rd4 Rg5 3. Ng3 $18) 2. Kg3 Rb1 $1 (2... Rb3+ $2 3. Kh4 {main line}) 3. Rxh2 Rg1+ 4. Kh4 Kf4 5. Rf2+ Ke3 6. Rh2 Kf4 {positional draw or} 7. Nf2 Kf3 8. g5 e3 $11) (1. Rb2 $2 Kf4 $1 $11) 1... Rxb3+ 2. Kh4 $1 e3 3. Rxh2 Kf4 4. Ng3 $1 (4. Nf2 $2 Kf3 $3 (4... Rb8 $2 5. Nd3+ Ke4 6. Ne1 Kf4 7. Ng2+ Kf3 8. Kh3 $1 e2 9. Ne1+ Kf4 10. Rf2+ $18) 5. Nh3 Rb8 $1 6. Ng5+ Kf4 7. Ne6+ Kf3 8. Ra2 (8. Ng5+ Kf4 9. Nh3+ Kf3 10. Ng1+ Kf4 11. Ne2+ Kf3 12. Ng1+ Kf4 {positional draw}) 8... Rh8+ 9. Kg5 Rg8+ 10. Kf5 Rxg4 $11) 4... Rb8 5. Rh3 $1 (5. g5 $2 Kf3 $1 6. Rh3 Kg2 $1 $11) 5... Kf3 (5... Rh8+ 6. Nh5+ Ke4 7. Kg3 e2 8. Kf2 $18) 6. Nf5+ $1 (6. Nf1+ $2 Kf4 7. Ng3 Kf3 8. Nf5+ {loss of time}) 6... Kf4 {thr: 7...Rh8+} 7. Ng7 $3 (7. Ng3 $2 Kf3 8. Nf5+ Kf4 9. Ng7 {loss of time}) 7... Ke4 8. Nh5 $1 Rf8 9. g5 $1 (9. Ng3+ $2 Kf3 $3 10. Nf5+ (10. g5 Rf4+ 11. Kh5 Rf8 $1 (11... Kg2 $2 12. Ne2 $18) 12. Nf1+ Kf4 13. Rh4+ Kf3 14. Nh2+ Kf2 15. Ng4+ Kg3 $1 16. Rh1 e2 $1 17. Re1 Rh8+ 18. Kg6 Kf3 $1 19. Ne5+ Ke3 $11) 10... Kf4 11. Ng7 Ke4 $1 12. Nh5 Kd4 $1 13. Rh2 Kd3 $1 14. Kg3 e2 15. Nf4+ Rxf4 $1 16. Rxe2 Rxg4+ $11) 9... e2 10. Ng3+ Kf3 11. Nxe2+ $18 1-0

[Event "comm, Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Akobia=I & Garcia=M"] [Black "study 890"] [Result "1-0"] [SetUp "1"] [FEN "K2R3R/2rP3P/5P2/1r6/8/3k3p/8/8 w - - 0 1"] [PlyCount "11"] [EventDate "2012"] 
 1. Rde8 $1 (1. Rdg8 $2 Rxd7 2. Rg3+ Kd4 3. Rg4+ Kd3 4. Rg3+ Kd4 $11) (1. Rc8 $2 Rxd7 $11) (1. Rhg8 $2 Ra5+ 2. Kb8 Rcc5 ({or also} 2... Raa7 3. Rg3+ Kc4 $11) 3. Rg3+ Kc4 4. Rc3+ Kxc3 5. h8=Q Rab5+ $11) 1... Rxd7 2. Re3+ $1 Kd2 ({main} 2... Kd4 3. Re1 $1 (3. Rxh3 Rbb7 $11) 3... Ra5+ (3... Rbb7 4. Rd1+ $18) (3... Kc3 4. Rc8+ Kd2 5. Re2+ {(Rc2)+-}) 4. Kb8 Rb5+ 5. Kc8 Rdb7 (5... Rbb7 6. Rd1+ $18) 6. Rd8+ $18) 3. Rxh3 Rbb7 (3... Ra5+ 4. Kb8 Rb5+ 5. Kc8 Rbb7 6. Rb3 $1) 4. Ra3 Rxh7 5. Rg8 $1 (5. Rd8+ $2 Kc2 $3 (5... Kc1 $2 6. Rg8 $1 Rbc7 7. Ra2 Kb1 8. Rf2 Ra7+ 9. Kb8 Rab7+ 10. Kc8 Rbc7+ 11. Kd8 Rcd7+ 12. Ke8 $18) (5... Ke2 $2 6. Re8+ Kd2 (6... Kf1 7. Rb8 Rbd7 8. Rb1+ Ke2 9. Rb2+ Rd2 10. Ra7 Rh8+ 11. Rb8 Rdd8 12. Rxd8 Rxd8+ 13. Kb7 $18) 7. Rg8 Kc2 8. Rg2+ Kb1 9. Rf3 Ra7+ 10. Kb8 Rab7+ 11. Kc8 Rbc7+ 12. Kd8 Rcd7+ 13. Ke8 $18) 6. Rc8+ Kb2 $1 $11) 5... Rbf7 6. Rg2+ $18 1-0

[Event "Sp. prize, Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Janos Mikitovics (Hungary)"] [Black "study 916"] [Result "1-0"] [SetUp "1"] [FEN "8/5PkP/2r5/8/K7/5b2/8/8 w - - 0 1"] [PlyCount "31"] [EventDate "2012"] 
 1. h8=Q+ $1 (1. f8=Q+ $2 Kxf8 2. h8=Q+ Kf7 3. Qh7+ {loss of time}) 1... Kxf7 ( 1... Kxh8 2. f8=Q+) 2. Qh7+ Ke8 (2... Kf6 3. Qd3 $1 Bh5 4. Qd4+ Ke6 (4... Kf7 5. Qd5+ $18) 5. Qe4+ Kd6 6. Qf4+ Kd7 7. Qf5+ $18) (2... Ke6 3. Qh3+ $18) (2... Kf8 3. Qf5+ $18) 3. Qf5 $1 (3. Qg8+ $2 Ke7 (3... Kd7 $2 4. Qf7+ $18)) 3... Bd1+ (3... Ra6+ 4. Kb4 $1 (4. Kb5 $2 Be2+) 4... Bb7 5. Qb5+ $18) 4. Kb5 Rd6 5. Kc5 $1 (5. Qe5+ $2 Kd7 6. Kc5 Rc6+ $1 $11) 5... Rd7 6. Qe6+ (6. Kc6 $2 Ba4+) 6... Kd8 7. Kb6 $3 {zz} Bc2 8. Qh6 $1 {thr. 9.Qf8#} (8. Qe5 $2 Bb3 $1 (8... Bd1 $2 9. Qe6 $1 {zz main}) 9. Qg5+ Re7 (9... Kc8 $2 10. Qc5+ Kd8 11. Qf8# {[%emt 0: 00:01] chameleon echo}) 10. Kc6 Ke8 11. Qh5+ Kf8 (11... Bf7 $2 12. Qh8+ Bg8 13. Qxg8# {[%emt 0:00:01] chameleon echo}) 12. Qf3+ Bf7 $11) (8. Qc6 $2 Bd1 9. Qe6 {zz main}) (8. Qf6+ $2 Ke8 9. Qe6+ Kd8 10. Qh6 {loss of time}) (8. Qg8+ $2 Ke7 9. Qg5+ Kf7 $1 (9... Ke8 $2 10. Qh5+ {main}) 10. Qf4+ Ke8 11. Qe3+ Re7 $11) 8... Ke8 9. Qh5+ Kd8 10. Qf3 $1 {thr. 11.Qf8#} Rd6+ 11. Kb7 Bg6 (11... Bd3 12. Qf8+ Kd7 13. Qf7+ Kd8 14. Qc7+ {[%emt 0:00:02] chameleon echo}) 12. Qf8+ Kd7 13. Qg7+ Ke8 14. Kc7 $1 (14. Qe5+ $2 Kd7 15. Qg7+ {loss of time}) 14... Ra6 ( 14... Re6 15. Qd7+ {[%emt 0:00:02] chameleon echo}) 15. Qd7+ Kf8 16. Qc8+ $18 1-0

[Event "Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Janos Mikitovics (Hungary), Dedicated"] [Black "study 788"] [Result "1-0"] [SetUp "1"] [FEN "8/8/8/n2p3k/8/8/2K5/1Q3n2 b - - 0 1"] [PlyCount "34"] [EventDate "2011"] 
 {to Memory of Pythagoras} 1... Ne3+ (1... Nc4 2. Qd1+ {(or Kc3)+-}) 2. Kd3 $1 ( 2. Kd2 $2 Nac4+ $11) 2... Nac4 3. Qg1 $1 Nf5 (3... Ng4 4. Qh1+ Kg5 5. Qxd5+ $18 ) 4. Ke2 $1 Ncd6 5. Kf3 $1 Nh4+ 6. Ke3 $1 (6. Ke2 $2 Ndf5 $1 $11 (6... Ne4 $2 7. Ke3 $1 Ng6 8. Qd1+ Kh6 9. Qd4 Ne7 10. Qa7 $1 Nf5+ 11. Kf4 $18)) (6. Kf4 $2 Ng6+ $11) 6... d4+ $1 7. Kd3 $3 {switchback} (7. Kxd4 $2 Nf3+ $11 {fork}) 7... Ndf5 {delayed Umnov (3...Nf5)} 8. Ke4 $1 Nd6+ 9. Kd5 $1 (9. Kxd4 $2 Nf3+ $11 { fork}) 9... Ndf5 {delayed Umnov is with a switchback} 10. Ke6 $1 Nf3 { detayled Umnov (5.Kf3)} 11. Qg8 $3 (11. Qg2 $2 N5h4 $1 { delayed Umnov (5...Nh4+)} 12. Qg8 Ng5+ 13. Kf6 Nhf3 {delayed Umnov (10...Nf3)} 14. Kf5 Nh4+ 15. Kf4 Ng6+ 16. Kg3 Ne4+ $11 {delayed Umnov (8.Ke4)}) 11... Ne3 { delayed Umnov (1...Ne3+)} 12. Qg3 Ng5+ 13. Ke5 (13. Kf6 $2 Ne4+ $11 { fork+delayed Umnov (8.Ke4)}) 13... Kg6 14. Qg1 $1 {switchback} (14. Kxd4 $2 Nf5+ $11 {fork}) (14. Kf4 $2 Nd5+ 15. Ke5 Ne3 16. Qg1 {loss of time}) 14... Kh5 15. Qb1 $1 {switchback} (15. Kxd4 $2 Nf3+ $11 {fork+delayed Umnov (5.Kf3)}) ( 15. Qh2+ $2 Kg4 16. Qf4+ Kh5 17. Qg3 Kg6 18. Qg1 {loss of time}) 15... Kg4 16. Qg6 $1 {the wQ excised the right-angled triangle from (b1-g1-g8) on g6 + delayed Umnov (13...Kg6) is with a pin} (16. Kxd4 $2 Nf5+ {(g2)=}) (16. Qg1+ $2 Kh5 17. Qh2+ Kg4 18. Qf4+ Kh5 19. Qg3 Kg6 20. Qg1 {loss of time}) 16... d3 17. Qxd3 Nf3+ {delayed Umnov (5.Kf3)} 18. Ke4 $18 {a switchback} (18. Ke6 $2 Kf4 19. Qd6+ Ke4 20. Qc6+ Kf4 21. Qa4+ Kg3 $11) 1-0

[Event "Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Janos Mikitovics (Hungary)"] [Black "study 789"] [Result "1/2-1/2"] [SetUp "1"] [FEN "5R2/6r1/NN6/1k3K2/1p6/7p/8/3n4 w - - 0 1"] [PlyCount "19"] [EventDate "2011"] 
 1. Nd5 $1 (1. Nxb4 $2 Rh7 $1 2. Kg6 h2 $1 3. Rf1 h1=Q $1 (3... h1=R $2 4. Rxd1 $1 $11) 4. Rxh1 Rxh1 $19) (1. Rh8 $2 Kxa6 (1... Ne3+ $2 2. Kf6 Rg3 3. Nxb4 $11) 2. Nd5 b3 $19) 1... b3 (1... Kxa6 2. Nxb4+ $11) 2. Rb8+ Kxa6 (2... Kc4 3. Nb6+ $11) 3. Rxb3 Rh7 4. Rb1 $1 (4. Nc7+ $2 Ka5 5. Rb5+ Ka4 6. Rb1 Nf2 $19) (4. Nb4+ $2 Kb5 $1 (4... Ka5 $2 5. Rb1 Nf2 6. Nc6+ {main}) 5. Rb1 Nc3 $1 $19) (4. Rb6+ $2 Ka7 (4... Ka5 $2 5. Rb1 Nf2 6. Ra1+ Kb5 7. Nc3+ Kb4 8. Ne4 $11) 5. Rb1 Nf2 $19) 4... Nf2 5. Nb4+ $1 (5. Ra1+ $2 Kb7 $19 (5... Kb5 $2 6. Nc3+ Kb4 7. Ne4 $11)) 5... Ka5 6. Nc6+ (6. Kf4 $2 h2 7. Nc6+ Ka4 $19) 6... Ka4 7. Ra1+ Kb3 ( 7... Kb5 8. Nd4+ $11) 8. Nd4+ Kb2 9. Rf1 Kc3 10. Kg6 $1 $11 ({Thematic try} 10. Nb5+ $2 Kd3 $1 (10... Kb4 $2 11. Kg6 $11) 11. Kg6 Ke2 $19) (10. Ne2+ $2 Kd2 11. Ng3 Rf7+ 12. Kg5 Ke3 13. Re1+ Kf3 14. Nf1 Rd7 15. Re8 Ne4+ $19) (10. Ne6 $2 h2 $19 (10... Rh5+ $2 11. Kg6 $11)) (10. Nf3 $2 Rf7+ $19) 1/2-1/2

[Event "Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Alain Pallier (France)"] [Black "study 816"] [Result "1-0"] [SetUp "1"] [FEN "1b6/2R1K3/P1P4r/8/b1k5/7N/2P1PP2/8 w - - 0 1"] [PlyCount "19"] [EventDate "2012"] 
 1. a7 (1. Rb7 $2 Bd6+) 1... Bxa7 (1... Bxc7 2. a8=Q $18) (1... Rh7+ 2. Kf6 (2. Ke6 $18)) 2. Rxa7 Rh7+ 3. Kd8 Rxa7 4. c7 Ra8+ (4... Rxc7 5. Kxc7) 5. c8=Q+ Rxc8+ 6. Kxc8 Bxc2 7. Ng1 $1 (7. Ng5 $2 Bd1 8. e4 Kd4 $1 (8... Bc2 9. e5 $18) 9. Kd7 Ke5 $11 (9... Bc2 $11)) (7. Kc7 $2 Kc3 (7... Bd1 $2 8. e3 $18) 8. Kd6 ( 8. Ng1 Kd2) 8... Kd2) 7... Bd1 $1 8. Kd8 $3 (8. Kb8 $2 Kb4 $1 9. Kc8 {is just a loss of time}) (8. Kd7 $2 Kd5 $3 {zz} 9. Ke7 Ke5 10. e3 Bg4 $1 11. Kf7 Kf5 $1 (11... Bh5+ $4 12. Kf8 $3 Ke6 13. Nh3 $1 Kf5 14. Nf4 {and eg.} Bg4 15. Nd3 Be2 16. Ne1 Kf6 17. Ke8 Ke6 18. Nc2 Bh5+ 19. Kd8 Kd6 20. Nd4) 12. Ke7 Ke5 13. Kf7 Kf5 {positional draw}) (8. e3 $2 Bg4+ $1 9. Kc7 (9. Kd8 Kd5 $1 {see 8.Kd7? try} ) 9... Kc5 10. Kb7 Kb5 11. Kc7 Kc5 {positional draw}) 8... Kd5 9. Kd7 $1 {Now Black cannot hold opposition} Ke4 10. e3 $1 (10. Ke6 $2 Bxe2 $1 11. Nxe2 Kf3 $11) 1-0

[Event "Olimpiya dunyasi "] [Site ""] [Date "2012"] [Round ""] [White "Gyarmati, Peter"] [Black "after Gratzer-Mikitovics, study 840"] [Result "1-0"] [SetUp "1"] [FEN "8/PKn2p2/3kp3/2N5/3q4/8/Q7/8 w - - 0 1"] [PlyCount "19"] [EventDate "2012"] [SourceDate "2005.03.27"] 
 1. Qd2 $1 {main I.} (1. Qh2+ $2 e5 2. Qh6+ (2. Qd2 $6 Qxd2 3. Ne4+ Kd7 4. Nxd2 f5 $1 $11 5. Nc4 e4 6. Nb6+ Kd6 7. Nd5 e3 $1 (7... Nxd5 $2 8. a8=Q {wins, EGTB} ) 8. Nxe3 f4 $11 {EGTB}) 2... Ne6 $1 3. a8=Q (3. Nxe6 Qd5+ 4. Kb8 (4. Kb6 Qb3+ 5. Ka5 Qa3+ $11) (4. Ka6 Qc4+) (4. Kc8 $4 Qa8#) 4... Qb5+ 5. Kc8 Qd7+ 6. Kb8 Qb5+ $11) 3... Qb4+ 4. Ka6 Qa3+ 5. Kb7 Qb4+ $11) 1... e5 ({main II.} 1... Qxd2 2. Ne4+ Kd7 3. Nxd2 Na8 (3... f5 4. Nb3 f4 5. Nc5+ Kd6 6. Nxe6 f3 7. Ng5 f2 8. Ne4+ $18) 4. Nc4 (4. Ne4 $2 e5 $1 5. Nf6+ Kd6 6. Nd5 e4 7. Kxa8 e3 $11) 4... Kd8 5. Nd6 (5. Ne5 $2 f6 6. Nc4 f5 7. Ne5 f4 $11) 5... f5 6. Nf7+ Kd7 7. Ne5+ { wins, e.g.} Kd8 (7... Kd6 8. Nc4+ Kd7 9. Nb6+) 8. Nd3 Kd7 9. Nc5+ Kd6 10. Nxe6 (10. Kxa8 $2 Kc7 $11)) (1... Qd5+ $2 2. Qxd5+ exd5 3. Na6 $18) 2. Nb3 $1 (2. Ne4+ $2 Kd7 3. Nf6+ Kd8 4. Qxd4+ exd4 5. Nd5 Na8 6. Nb4 Kd7 (6... f5) 7. Nc6 f5 8. Nxd4 f4 $11 {ZZ}) (2. Qxd4+ $2 exd4 3. Ne4+ Kd7 4. Nf6+ Kd8 $1 (4... Kd6 $2 5. Ne8+) 5. Ne8 Na8 $1 6. Kxa8 Kc8 $11) 2... Qxd2 3. Nxd2 Kd7 (3... f5 $2 4. Nc4+) (3... f6 $2 4. Ne4+) 4. Nc4 $1 (4. Ne4 $2 Na8 5. Nf6+ Kd6 6. Nd5 e4 7. Kxa8 e3 8. Kb7 e2 9. a8=Q e1=Q $11) (4. Nb3 $2 Na8 $1 $11) (4. Nf3 $2 f6 $11) 4... e4 (4... f6 5. Nb6+ $18) 5. Ne5+ (5. Nb6+ $2 Kd8 6. Nd5 Na8 7. Kxa8 Kc8) ( 5. Ne3 $2 Kd8 6. Nd5 Na8 $11) 5... Kd6 6. Nxf7+ Kd7 7. Ne5+ {wins, e.g.} Kd6 8. Nc4+ Kd7 9. Nb6+ Kd6 10. Nd5 1-0

[Event "Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Anatoly Skripnik (Russia), Valerij Kalashnikov"] [Black "study 878"] [Result "1/2-1/2"] [SetUp "1"] [FEN "8/1b6/6pP/7P/4P1K1/4p3/p7/k7 w - - 0 1"] [PlyCount "33"] [EventDate "2012"] 
 1. h7 Kb1 2. h8=Q a1=Q 3. Qxa1+ Kxa1 4. h6 $1 ({Try No1} 4. hxg6 $2 e2 5. g7 e1=Q 6. g8=Q Qg1+ $19) 4... e2 5. h7 Kb1 (5... Ka2 6. h8=Q e1=Q 7. Qg8+ Ka3 8. Qxg6 $11) 6. h8=Q e1=Q 7. Qb8 $1 (7. Qf6 $2 Qxe4+ 8. Kg5 Qg2+ $19) 7... Qe2+ ( 7... Qxe4+ 8. Kg5 $11) 8. Kh4 $1 ({Try} 8. Kg5 $2 Qxe4 $1 {zz} 9. Qg3 Qf5+ 10. Kh6 Be4 11. Qb3+ Kc1 12. Qc3+ Kd1) (8. Kf4 $2 Qh2+ 9. Ke3 Qxb8 $19) 8... Qxe4+ (8... Qe1+ 9. Kg4 {positional draw}) (8... Qh5+ 9. Kg3 Qg5+ 10. Kh3 $11 { positional draw} (10. Kf3 $2 Qf5+ $19)) 9. Kg5 {zz} Kc1 (9... Qf5+ 10. Kh6 $1 Qh5+ 11. Kg7 Qb5 $1 12. Qg3 $1 ({Try No2} 12. Qf4 $2 g5 $1 13. Qg4 Qe5+ 14. Kg6 Bd5 15. Qxg5 Bf7+ 16. Kh6 Qh8#) ({Try No3} 12. Kxg6 $2 Be4+ $19) 12... Be4 13. Qe1+ Ka2 14. Qxe4 $11) 10. Qc7+ (10. Qf8 $2 Qg2+ 11. Kh6 Be4 $19) 10... Bc6 11. Kh6 $1 {zz} (11. Kf6 $2 Kd1 $1 12. Qd6+ Bd5 $19) 11... Qc4 12. Kg5 $1 (12. Kh7 $2 Qe6 $19) 12... Qe6 (12... Qe4 13. Kh6 Qc4 14. Kg5 {positional draw}) (12... Qc2 13. Qf4+ $11) 13. Qf4+ Kc2 14. Qf2+ Kc3 15. Qc5+ Kd3 16. Qa3+ Kc2 17. Qc5+ {positional draw} 1/2-1/2

[Event "Olimpiya dunyasi"] [Site ""] [Date "2012"] [Round ""] [White "Janos Mikitovics (Hungary), Anatoly Skripnik (Ru"] [Black "study 926"] [Result "1/2-1/2"] [SetUp "1"] [FEN "r7/5n2/P3B3/2B5/6K1/1b2R3/q3nk2/4N3 w - - 0 1"] [PlyCount "35"] [EventDate "2011"] 
 1. Nd3+ $1 (1. Bxb3 $2 Rg8+ 2. Kh4 Rh8+ 3. Kg4 Nh6+ 4. Kh4 Ng8+ $1 (4... Nf5+ $2 5. Kg4 Nxe3+ 6. Bxe3+ $11) 5. Kg5 (5. Kg4 Nf6+ $19) 5... Qd2 6. Nd3+ Kf1 $19 ) (1. Rxb3+ $2 Kxe1) 1... Kg2 2. Bxb3 Rg8+ 3. Kh4 $1 (3. Kh5 $2 Qd2 (3... Qxb3 $2 4. Ne1+ Kh2 5. Rxb3 Ng3+ 6. Rxg3 Kxg3) 4. Bxf7 Ng3+ $19) 3... Rh8+ 4. Kg4 Nh6+ 5. Kh4 $1 (5. Kg5 $2 Qd2 6. Bd5+ Kh2 7. Bd6+ Kg1 $19) 5... Nf7+ 6. Kg4 Nh6+ 7. Kh4 {positional draw, or} Nf5+ (7... Ng8+ 8. Kg5 $1 $11) 8. Kg5 Rh5+ $1 (8... Qxa6 9. Bd5+ Kf1 10. Rf3+ $11) 9. Kxh5 Neg3+ 10. Kg5 Qxa6 11. Ne1+ $1 ( 11. Nf4+ $2 Kh2 $19) (11. Bd5+ $2 Kh2 $19) 11... Kh2 12. Nf3+ Kg2 (12... Kh1 13. Re1+ $1 (13. Re6 $2 Qb5 $19) 13... Kg2 14. Be6 $1 Qd3 (14... Kxf3 15. Bd5+ $11) (14... Qa5 15. Re5 Qd8+ 16. Kf4 $11) 15. Re5 Ne4+ 16. Kg6 $1 Qxf3 17. Rxf5 Qg3+ 18. Kh6 Qh4+ 19. Kg6 Qg3+ 20. Kh6 {positional draw}) 13. Ne1+ $1 { positional draw or} Kf1 14. Re6 $1 (14. Re5 $2 Qh6+ $19 (14... Nd6 $2 15. Bxd6 (15. Bd5 $2 Nge4+ 16. Bxe4 Nf7+ $19 {a fork is by Black}) 15... Qxd6 16. Bc4+ Kg1 17. Kg4 $3 (17. Nf3+ $2 Kf2 18. Re6 Qd8+ $19) 17... Qd4+ (17... Qxe5 18. Nf3+ $11 {fork}) 18. Kh3 $1 Qf4 19. Rg5 $3 (19. Nd3 $2 Qxc4 20. Rg5 Qe6+ 21. Rg4 Qf5 $19) 19... Qxg5 20. Nf3+ $11 {fork})) 14... Qb5 15. Bd5 $3 Qxc5 (15... Ne3 16. Rxe3 Qxc5 17. Re5 $11) 16. Nd3 $3 Qxd5 17. Re1+ Kg2 18. Nf4+ $11 {fork} 1/2-1/2