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Studies awarded in the Problemaz Magazine tournament 2007.
[Event "1p Problemaz"] [Site ""] [Date "2007"] [Round ""] [White "Didukh=S"] [Black ""] [Result "1-0"] [SetUp "1"] [FEN "7k/2pp1p1p/K6P/3pPPp1/3Pp3/4P3/8/8 w - - 0 1"] [PlyCount "31"] [EventDate "2007"] [SourceDate "2005.01.24"] 1. Kb7 g4 2. Kc8 $3 (2. Kxc7 $2 g3 3. Kxd7 g2 4. e6 fxe6 5. f6 $1 g1=Q 6. f7 Qf1 $1 7. Ke7 e5 8. dxe5 d4 9. e6 d3 10. f8=Q+ Qxf8+ 11. Kxf8 d2 12. e7 d1=Q 13. e8=Q Qd8 14. Kf7+ Qxe8+ 15. Kxe8 Kg8 16. Ke7 Kh8 17. Ke6 Kg8 18. Ke5 Kf7 19. Kxe4 Ke6 $11) 2... g3 3. Kxd7 g2 4. e6 fxe6 5. f6 $1 g1=Q 6. f7 Qf1 $1 ( 6... Qg8 7. fxg8=Q+ Kxg8 8. Kxe6) (6... Qf2 7. Ke8 e5 8. dxe5 d4 9. e6 dxe3 10. e7) 7. Ke7 e5 $1 8. dxe5 d4 9. e6 {rearrangement of 9-10} 9... d3 10. f8=Q+ Qxf8+ 11. Kxf8 d2 12. e7 d1=Q 13. e8=Q Qd5 14. Ke7+ Qg8 15. Qb5 $1 (15. Qh5 $2 Qg3 16. Qc5 (16. Qf5 Qd6+ 17. Kf7 Qg6+ $1 $11) 16... Qd6+ $1 17. Qxd6 cxd6 18. Kxd6 Kg8 $11) 15... c5 16. Qb2+ {Anticipated trap avoidance in a P/Q study. It is good that the winner is a P-study that happens very rare.} 1-0
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[Event "2p Problemaz"] [Site ""] [Date "2007"] [Round ""] [White "Kovalenko=V"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "k7/1R1B4/K7/n6b/8/2P5/1pNP4/1rr5 w - - 0 1"] [PlyCount "20"] [EventDate "2007"] [SourceDate "2005.01.24"] 1. Rc7 Be2+ (1... Nc6 2. Kb6 Ne7 3. Ra7+ Kb8 4. Rb7+ Ka8 5. Ra7+ $11) 2. d3 $1 (2. c4 $2 Bxc4+ 3. Kb6 Ba6 $1 4. Kxa6 Rxc2 5. Rxc2 Nc4 $1 6. Bc6+ Kb8 7. Rxc4 Ra1+ 8. Ba4 b1=Q $19) 2... Bxd3+ 3. c4 $1 Bxc4+ 4. Kb6 Ba6 5. Kxa6 Rxc2 6. Rxc2 Nc4 (6... Nc6 7. Bxc6+ Kb8 8. Kb6) 7. Bc6+ $1 (7. Rxc4 $2 Ra1+ $19) 7... Kb8 8. Rxc4 Ra1+ 9. Ba4 b1=Q (9... Rxa4+ 10. Rxa4 b1=Q 11. Rb4+ Qxb4 {stalemate}) 10. Rb4+ Qxb4 {stalemate. Combination of two economical stalemates. Regardless of multiple captures this study, due to its rich content, leaves a good impression. Correction of the author's cooked study (Schakend Nederland, HHdbIII#9443, 1993).} 1/2-1/2
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[Event "3p Problemaz (C)"] [Site ""] [Date "2007"] [Round ""] [White "Becker=R"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "8/8/p7/7B/r7/4P2k/P1P5/7K w - - 0 1"] [PlyCount "21"] [EventDate "2007"] [SourceDate "2005.01.24"] 1. Bf7 (1. Kg1 $2 Rxa2 {-+}) 1... Kg3 2. Kg1 (2. Bb3 $2 Rg4 3. Kg1 Kf3+ {-+}) 2... Rb4 (2... Kf3 3. e4 Rd4 (3... Kxe4 4. Kf2 {=}) 4. e5 Kg3 5. Bh5 Re4 6. Kf1 Rxe5 7. Be2 {=}) 3. Bb3 (3. Kf1 $2 Kf3 4. Ke1 Kxe3 {-+}) 3... a5 (3... Rg4 4. Bd5 {=}) (3... Kf3 4. e4 Kxe4 5. Kf2 {=}) 4. a3 (4. Kf1 $2 Kf3 5. c3 Rh4 {-+}) (4. c3 $2 Re4 5. Kf1 Rxe3 {-+}) (4. a4 $2 Rg4 5. Kf1 Kf3 6. e4 Rh4 7. Kg1 Kxe4 8. Kf2 Rh2+ {-+}) 4... Rb6 (4... Rg4 5. Bd5 Ra4 6. Kf1 Rxa3 7. Ke2 {=}) (4... Re4 5. Kf1 Rxe3 6. a4 Re4 7. c3 Re3 8. Bd5 Kf4 9. c4 {=}) (4... Rh4 5. Bd5 Rh2 6. c4 a4 7. Kf1 Ra2 8. Ke1 {=}) 5. Kf1 (5. a4 $2 Rd6 6. Kf1 Kf3 7. Ke1 Kxe3 {-+ }) 5... Kf3 6. Ke1 Kxe3 (6... Rd6 7. e4 Kxe4 8. Ke2 {=}) 7. Kd1 a4 8. Ba2 Rb2 9. Kc1 Rxa2 10. Kb1 Rxa3 11. Kb2 {=. Better play and better economy.} 1/2-1/2
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[Event "1.hm Problemaz"] [Site ""] [Date "2007"] [Round ""] [White "Becker=R, Akobia =I"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "k7/8/7p/1P1r1p2/8/1Rp5/8/K7 w - - 0 1"] [PlyCount "25"] [EventDate "2007"] [SourceDate "2005.01.24"] 1. Kb1 $1 (1. Rxc3 $2 Rxb5 2. Ka2 Kb7 3. Ka3 h5 4. Ka4 Rd5 5. Kb4 h4 6. Rc4 (6. Kc4 Kc6 7. Rh3 Kd6 $19) 6... h3 7. Rh4 (7. Rc3 Rd4+ $19) 7... Kc6 8. Rxh3 Kd6 9. Kc4 (9. Re3 Re5 $19) 9... Ke5 10. Re3+ Kf4 $19) 1... Rc5 2. Kc2 (2. b6 $2 c2+ 3. Kc1 Kb7 4. Rb4 h5 $19) (2. Kc1 $2 Kb7 3. Kc2 Kb6 4. Rb4 h5 $19) 2... Kb7 3. b6 (3. Rb1 $2 Kb6 4. Rb4 h5 $19) 3... Rc4 (3... h5 4. Rb4 $11 (4. Rb1 $11)) (3... f4 4. Rb4 $11 (4. Rb1 $11)) 4. Rb1 $1 ({Thematic try} 4. Rb5 $2 f4 { zz WTM} 5. Rb1 h5 6. Rh1 (6. Rb5 $2 h4 $19) 6... Kxb6 7. Rxh5 Kc6 $19) 4... f4 5. Rb5 {zz BTM} 5... h5 6. Rxh5 Kxb6 7. Rh8 {zz BTM} ({Thematic try} 7. Rh3 $2 Kb5 {zz WTM} 8. Rf3 (8. Rxc3 f3 9. Rxc4 Kxc4 10. Kd2 Kd4 11. Ke1 Ke3 12. Kf1 f2 $19) 8... Kb4 {zz WTM} 9. Rd3 Kc5 {zz WTM} 10. Rd8 Rd4 11. Rf8 Kc4 12. Rc8+ Kd5 13. Kxc3 Re4 14. Kd2 Re3 $19) (7. Rd5 $2 Kc6 $1 8. Rd8 Kb5 9. Rh8 Kb4 10. Rh3 Rc5 11. Rd3 Rc6 12. Rd4+ Rc4 13. Rd3 Kc5 {transposes;}) ({Thematic try} 7. Rh7 $2 Kc6 $1 (7... Kb5 $2 8. Rh3 {zz BTM =;}) (7... Kc5 $2 8. Kb3 $1 Kd5 9. Rh5+ Kd4 10. Rh4 Kd5 11. Rh5+ {positional draw}) 8. Rh5 Kd6 9. Rf5 Ke6 $19) 7... Kb5 (7... Kc7 8. Rh6 $11) 8. Rh3 {zz BTM} 8... Kb4 9. Rf3 {zz BTM} 9... Kc5 10. Rd3 {zz BTM} 10... Kb5 11. Rh3 ({Thematic try} 11. Rf3 Kb4 {zz WTM -+}) 11... Kb4 12. Rf3 Kc5 13. Rd3 {positional draw. A R-study with mutual zugswang, thematic tries and positional draw and with rather not very nice play. Nice reworking of a position from the DB that arises after the 6th move.} 1/2-1/2
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[Event "2.hm Problemaz"] [Site ""] [Date "2007"] [Round ""] [White "Rossi=P"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "8/1B6/3r4/4nq2/7K/8/2kNNn1Q/8 w - - 0 1"] [PlyCount "17"] [EventDate "2007"] [SourceDate "2005.01.24"] 1. Be4+ $1 (1. Qg2 $2 Rh6+) (1. Nd4+ $2 Rxd4+ 2. Be4+ Rxe4+) 1... Nxe4 (1... Kxd2 2. Bxf5 Nf3+ 3. Kg3 Nxh2 4. Kxf2) (1... Qxe4+ 2. Nxe4 Rh6+ 3. Kg3 Nxe4+ 4. Kg2 $11) 2. Nd4+ $1 Rxd4 3. Nf3+ (3. Nxe4+ $2 Kb3 4. Qg3+ Nf3+) (3. Nb3+ $2 Kc3 (3... Kxb3 4. Qb2+ Kxb2) 4. Qc2+ Kb4 $19) 3... Kd3 (3... Kb1 4. Qc2+ Ka1 5. Qc1+ Ka2 6. Qc2+ Ka1 (6... Ka3 7. Qb3+ Kxb3 8. Nxd4+) 7. Qc1+ {perpetual check} ) (3... Kc3 4. Qc2+ Kb4 5. Qb2+ $11) (3... Kb3 4. Nxd4+) (3... Rd2 4. Qxd2+ (4. Nd4+) 4... Nxd2 5. Nd4+) 4. Qe2+ $1 (4. Qc2+ Ke3 5. Qe2+ Kf4 6. Qh2+ Ng3 (6... Kxf3 $2 7. Qg2+ (7. Qe2+) 7... Kxg2 {Stalemate})) 4... Kc3 (4... Kxe2 5. Nxd4+) 5. Qc2+ $1 (5. Qe1+ Nd2+) (5. Qe3+ Rd3) 5... Kb4 (5... Kxc2 6. Nxd4+) 6. Qb2+ $1 (6. Qb1+ $2 Kc5 7. Qb5+ Kd6 8. Qb8+ Ke7 9. Qc7+ Kf6 10. Qb6+ Kg7 11. Qc7+ Kh6 12. Qc1+ Nd2+) (6. Qb3+ Kc5 7. Qb5+ Kd6) 6... Ka5 (6... Kc5 7. Qxd4+) 7. Qb5+ $1 (7. Qa1+ Ra4 8. Qe1+ Nc3+) (7. Qa2+ Ra4 8. Qd5+ Nc5+) 7... Kxb5 8. Nxd4+ Kc4 9. Nxf5 {Multiple Queen sacrifice based on a S-fork with King chasing has been done before (S.Kaminer- HHdbIII#52414, 1935 & V.Tikhonov- HHdbIII#49966, 1938). This one is merited in sacrifices of two pieces to create a battery, and also in being an Aristocrat.} 1/2-1/2
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[Event "3.hm Problemaz"] [Site ""] [Date "2007"] [Round ""] [White "Josten=G"] [Black ""] [Result "1-0"] [SetUp "1"] [FEN "r5k1/5pp1/2PP4/3b3p/1p1PR3/2p4B/3N3P/6K1 w - - 0 1"] [PlyCount "13"] [EventDate "2007"] [SourceDate "2005.01.24"] 1. Nb3 Bxc6 2. d5 Bxd5 (2... Ba4 3. Rxb4 c2 4. Nc1 g5 5. Kf2 g4 6. Bg2 Bd7 7. Rc4 Bf5 8. Ke3 Kg7 9. Kf4 Kf6 10. Be4 Bxe4 11. Kxe4 Rd8 12. Rxc2 Rxd6 13. Rf2+) 3. Bc8 $3 Bxb3 (3... Bxe4 4. d7 Kh7 5. d8=Q) (3... Rxc8 4. d7 Rd8 5. Re8+ Kh7 6. Rxd8 Bc6 7. Rh8+) (3... Ra7 4. Rxb4 Be6 5. Nd4 c2 6. Nxc2 Bxc8 7. Rb8 Rd7 8. Rxc8+ Kh7 9. Rc6) 4. Re8+ Kh7 5. Bf5+ g6 6. Rxa8 { wins. Here it is necessary to finish game.} 6... gxf5 7. d7 {(Dual 7.Th8+ Kxh8 8.d7) The play should end here, for a dual 7.d7, after 6...gxf5 7.Rh8+ Kxh8 8. d7 c2 9.d8Q+ Kg7 10.Qg5+ Kf8 11.Kf1+-]. The award is given for Bc8!! -beautiful move and three pieces under the threat of being captured!} 1-0
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[Event "1.c Problemaz"] [Site ""] [Date "2007"] [Round ""] [White "Akobia=I"] [Black ""] [Result "1-0"] [SetUp "1"] [FEN "8/8/8/7p/1KN5/6p1/R1p2n2/4B1k1 w - - 0 1"] [PlyCount "23"] [EventDate "2007"] [SourceDate "2005.01.24"] 1. Bd2 (1. Rxc2 $2 Nd3+ 2. Kc3 Nxe1) 1... Nd3+ (1... h4 2. Rxc2 h3 3. Ne3 g2 4. Nf5 Kh1 5. Ng3+ Kh2 6. Ne2 g1=Q 7. Bf4+ Kh1 8. Nxg1 Kxg1 9. Bd6 Ng4 10. Rc4 Ne3 11. Re4 Ng2 12. Rd4 Ne1 13. Rd1) 2. Kc3 c1=Q+ 3. Bxc1 Nxc1 4. Rc2 (4. Ra1 $2 g2 ) 4... Ne2+ 5. Rxe2 h4 6. Ne5 $1 (6. Nd2 $2 h3 7. Nf3+ Kh1 8. Kd3 h2 9. Ke3 g2 $11) 6... h3 7. Nd3 ({Thematic try} 7. Nf3+ Kh1 8. Re1+ (8. Kd2 h2 9. Nh4 g2 10. Rxg2 {stalemate}) 8... Kg2 9. Nh4+ Kf2 10. Kd2 (10. Rh1 g2 11. Rh2 Kg3 $11) 10... g2 11. Re2+ Kg3 $11) (7. Re1+ Kf2 8. Nd3+ Kf3 $11) 7... h2 ({Main} 7... g2 8. Re3 Kh2 (8... h2 9. Re1#) (8... Kf1 9. Re1#) 9. Nf4 g1=Q 10. Rxh3#) 8. Re1+ Kg2 9. Nf4+ Kf2 10. Rh1 Kf3 11. Rf1+ Ke3 12. Kc2 $1 ({Thematic try} 12. Ng2+ $2 Ke2 13. Rh1 Kf3 14. Nh4+ Kg4 15. Ng2 Kf3 16. Ne1+ Kg4 17. Ng2 Kf3 $11 { Nice study with models. But it lacks a point.}) 1-0
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[Event "2.c Problemaz"] [Site ""] [Date "2007"] [Round ""] [White "Mikitovics=J"] [Black ""] [Result "1-0"] [SetUp "1"] [FEN "4n3/8/R7/8/3q4/8/1kPPP3/2rQK2R w K - 0 1"] [PlyCount "31"] [EventDate "2007"] [SourceDate "2005.01.24"] 1. Ra2+ (1. c3 $2 Rxd1+ 2. Kxd1 Qc5 (2... Qe4 3. Rb6+ Ka2 4. Rh5 Qa4+ 5. Kc1 Qa3+ 6. Kc2 Qa4+ 7. Kd3 Qd7+ 8. Kc2 Qa4+ $11) 3. Ra4 Nd6 4. Rb4+ Ka2 5. Rhh4 Nb5 6. Ra4+ Na3 $11) 1... Kb1 2. Ra1+ $1 (2. Qxc1+ $2 Kxc1 3. c3 Qf4 4. e3 Qf3 5. Rf1 Qg2 $11) 2... Qxa1 3. Qxc1+ Kxc1 4. Kf2+ (4. O-O+ $2 Kb2 5. Rxa1 Kxa1 $11) 4... Kb2 5. Rxa1 Kxa1 6. Ke3 Kb2 7. Kd3 Ka3 8. Kc4 $1 (8. Kc3 $2 Nd6 9. Kd4 Kb4 10. e4 Nc4 11. d3 Nb6 12. e5 Kb5 $11) (8. Kd4 $2 Kb4 $11) 8... Kb2 9. c3 Kc2 10. d3 $1 (10. d4 $2 Nd6+ $11) 10... Nd6+ 11. Kc5 $1 (11. Kd5 $2 Nf5 $11 ) 11... Nb7+ 12. Kd4 $1 Kb3 13. c4 $1 (13. e4 $2 Nd8 14. e5 Ne6+ 15. Kd5 Nf4+ 16. Ke4 Ne6 17. c4 Nc7 $11) 13... Kb4 14. e4 (14. Kd5 $2 Nc5 15. Kd6 Nb7+ $11) 14... Nc5 15. e5 Ne6+ 16. Kd5 {I slightly changed the play here by removing two introductory scuffle moves (4n3/b5q1/p2R4/8/3N4/8/1kPPPB2/2rQK2R w K - 0 1, 1.Rxa6 Bxd4 2.Bxd4+ Qxd4). Rude play, so it is not for an award. After an exchange the rest is analytic. It would have been much better if the castling were in the solution and not in the try.} 1-0
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