Corus - 70 Endgame Study Composing Tourney 2007 - 2008 (4)

Corus 70 Parte 3

Juegan Blancas y Ganan

[Event "3rd Special Prize"] [Site "?"] [Date "2007.??.??"] [Round "?"] [White "Richard Becker, Luri Akobia"] [Black "Juegan Blancas y Ganan "] [Result "1-0"] [Annotator "Mosaico Ajedrecístico"] [SetUp "1"] [FEN "8/5p2/4k3/8/8/3R4/p1r5/5KR1 w - - 0 0"] [PlyCount "25"] 1. Ra3 Kf5 (1... Rb2 2. Rh1 $1 f6 3. Kg1 $1 (3. Ra6+ $2 Ke5 4. Rh5+ f5 5. Ra5+ Ke4 6. Rh4+ f4 7. Ra4+ Kd3 8. Rh3+ Kc2 9. Rha3 Kb1 10. Re4 Ka1 11. Rea4 Kb1 $11) 3... Kd6 4. Ra6+ Ke5 5. Rh5+ f5 6. Ra5+ Ke4 7. Rh4+ f4 (7... Ke3 8. Ra3+ Kd2 9. Rh2+ Kc1 10. Rxa2 Rxa2 11. Rxa2) (7... Kd3 8. Rh3+ (8. Rha4 Ke3 9. Rxa2 Rb1+ 10. Kg2 Kd3 11. R2a3+ Kc4 12. R3a4+ Kb3 13. Rb5+ Kxa4 14. Rxb1) 8... Kc2 9. Rha3 $18) 8. Ra4+) 2. Ra4 (2. Ke1 Rb2 3. Ra4 $18) 2... Rb2 3. Ke1 Ke5 4. Rf1 f5 5. Kd1 f4 6. Re1+ Kf5 7. Kc1 Rb1+ 8. Kd2 Rb2+ 9. Kd3 Rb1 10. Ke2 Rb2+ 11. Kf3 Rb3+ 12. Kf2 Rb2+ 13. Re2 {Ganan} 1-0 [Event "4th Special Prize"] [Site "?"] [Date "2007.??.??"] [Round "?"] [White "Beuman, Thomas"] [Black "Juegan Blancas y Ganan"] [Result "1-0"] [Annotator "Mosaico Ajedrecístico"] [SetUp "1"] [FEN "2rn4/p6R/PP6/2P5/8/1k6/8/2K5 w - - 0 0"] [PlyCount "15"] 1. Rc7 (1. Rxa7 $2 Rxc5+ 2. Kd2 Rb5 3. b7 Rb6 4. Ra8 Nxb7 $11) 1... Rb8 (1... Ra8 2. Rxa7 Rc8 3. Rc7 Rb8 4. b7 Kc4 5. a7 {Ganan} ) 2. Rb7 $1 (2. b7 $2 Ka4 3. Rc8 Nxb7 $1 4. Rxb8 Nxc5 $11) 2... Nxb7 3. bxa7 ( 3. axb7 $2 Rxb7 4. bxa7 Rxa7) 3... Rh8 4. a8=Q $1 Rxa8 5. axb7 Rh8 6. Kd2 $1 Kc4 (6... Rh2+ 7. Ke3 Rh3+ 8. Kd4 Rh4+ 9. Kd5 Rh5+ 10. Kd6 Kc4 11. b8=Q) 7. c6 Kd5 8. c7 {Ganan} 1-0 [Event "5th Special Prize"] [Site "?"] [Date "2007.??.??"] [Round "?"] [White "Bartosh, Vladimir"] [Black "Juegan Blancas y Ganan, Belorus"] [Result "1-0"] [SetUp "1"] [FEN "8/3N2B1/p7/p6P/8/1P5k/1KP4q/8 w - - 0 1"] [PlyCount "25"] 1. h6 Kg2 $1 (1... Qg1 2. Nf8 a4 3. Ne6 axb3 4. Bd4 $1 Qg8 5. h7 Qxe6 6. h8=Q+ $18) (1... Qg3 2. Nf8 Qc7 3. Bh8 $1 a4 4. h7 $18) (1... Qg2 2. Nf8 a4 3. Ne6 a3+ 4. Kxa3 Qxc2 5. h7 {Ganan}) 2. Nf8 Qc7 3. Bh8 $1 {Realmente es la única que gana!!} (3. Bc3 $2 a4 $1 4. h7 a3+ 5. Kxa3 Qxc3) 3... a4 4. h7 a3+ 5. Kb1 $1 Qd6 6. Bb2 $3 Qd1+ (6... axb2 7. h8=Q Qa3 8. Qg7+ Kf3 (8... Kf1 9. Qf6+ Ke2 10. Qxb2 (10. Qe6+ Kf2 11. Qf5+ Kg3 12. Qe5+ Kh3 13. Qe3+ Kg2 14. Qe4+ Kh3 15. Qa4 Qxf8 16. Qxa6 Qf2 17. Qd3+ Kh2 18. Kxb2)) 9. Qxb2 Qxf8 10. Qc3+ Ke4 11. Qd3+ Ke5 12. Qxa6 {Ganan}) 7. Bc1 Qh1 8. Ka2 $1 Qxc1 9. h8=Q Qxc2+ 10. Kxa3 Qc5+ 11. b4 $1 (11. Ka2 $4 Qa5+ $11 12. Kb1 Qe1+ $11) 11... Qe3+ 12. Ka2 Qg5 13. Qb2+ 1-0 [Event "2nd HM"] [Site "?"] [Date "2007.??.??"] [Round "?"] [White "Matous, Mario"] [Black "Juegan Blancas y Ganan, Czech Republic"] [Result "1-0"] [SetUp "1"] [FEN "3b4/8/4KnP1/7P/6k1/2N5/8/8 w - - 0 0"] [PlyCount "17"] 1. h6 (1. g7 $2 Kxh5 2. Kf7 Ng8 $11 (2... Ng4 $11) 3. Kxg8 Bf6 $11) 1... Kg5 2. h7 (2. g7 $2 Kxh6) 2... Nxh7 3. g7 $1 Nf6 4. Kf7 $1 Ng8 $1 5. Ne4+ Kf5 6. Kxg8 Kg6 7. Kh8 $1 Kh6 8. Nf2 $1 Bf6 (8... Bb6 9. Ng4+) 9. Ng4+ 1-0 [Event "3rd HM"] [Site "?"] [Date "2007.??.??"] [Round "?"] [White "Andrey Popov, Insafy Galeev"] [Black "Juegan Blancas y Ganan , Russia"] [Result "1-0"] [Annotator "Mosaico Ajedrecístico"] [SetUp "1"] [FEN "8/5B1k/8/1R6/2p2K2/2p5/5P2/r7 w - - 0 0"] [PlyCount "17"] 1. Rg5 $1 (1. Bxc4 $2 Ra4 2. Rc5 c2 3. Ke5 (3. Kf3 Ra3+ 4. Ke2 c1=Q (4... c1=N+ 5. Kd2 Rf3 6. Kxc1 Rxf2 $11) 5. Bd3+ Rxd3 6. Rxc1 Rd7 $11) 3... Ra5 $1 $11) 1... c2 $1 2. Bg6+ Kh6 (2... Kh8 3. Bxc2 Ra2 4. Bf5 $1 Rxf2+ 5. Ke5 c3 6. Kf6 Rxf5+ 7. Rxf5) 3. Bxc2 Ra2 4. Rg6+ Kh5 5. Rg2 Rxc2 6. Kf5 Kh6 7. Kf6 Kh5 (7... Kh7 8. Kf7 Kh6 9. Rh2+ Kg5 10. f4+) 8. Rh2+ Kg4 9. f3+ 1-0