www.arves.org - Uralski Problemist 2011

Studies awarded in the Uralski Problemist Magazine tournament 2011.

[Event "1.p Ural Problemist"] [Site ""] [Date "2011.04.06"] [Round ""] [White "Akobia=I"] [Black ""] [Result "1/2-1/2"] [SetUp "1"] [FEN "8/K7/8/1r6/1P6/3P4/Pk2PP2/8 w - - 0 1"] [PlyCount "25"] [EventDate "2011"] [SourceDate "2005.01.24"] 
 1. e4 $1 (1. a4 $5 Rxb4 2. a5 Kc3 3. f4 (3. a6 Kd4 $19) 3... Kd4 4. e4 Kc5 $1 5. f5 Kc6 $19) (1. a3 $2 Kxa3 2. e4 Kxb4 3. d4 Kc4 $19) 1... Rxb4 ({main} 1... Kc3 2. a3 Kxd3 3. Ka6 Rb8 4. Ka7 Rb5 5. Ka6 {pos.draw or} Kc4 (5... Rb8 6. Ka7 {positional draw}) 6. f4 $1 Rb8 7. e5 $1 (7. f5 $5 Re8 $19) 7... Kd5 8. b5 Kc5 $1 9. a4 $1 Ra8+ 10. Kb7 Rxa4 11. f5 $1 Kxb5 12. e6 $1 Kc5 13. e7 Re4 14. f6 Kd6 15. Kc8 Rc4+ 16. Kd8 Ra4 17. e8=N+ $1 $11) 2. a3 $1 (2. a4 {(f4)?} Kc3 $19) 2... Kxa3 3. e5 (3. f4 $2 Kb3 4. e5 {(f5)} Kc3 $19) 3... Ka4 ({main} 3... Kb3 4. e6 Rf4 5. Kb6 Rf6 6. Kc5 (6. Kb5 Kc3 7. Kc5 Rxe6 8. d4 {loss of time}) 6... Rxe6 7. d4 Ra6 8. d5 Ra5+ 9. Kc6 Kc4 10. d6 Ra6+ 11. Kc7 Kc5 12. d7 Ra7+ 13. Kc8 Kc6 14. d8=N+ $1 $11 {Echo!}) 4. d4 $1 Ka5 ({or also} 4... Rxd4 5. Kb6 Re4 6. f4 $11) (4... Kb5 5. Kb7 Rxd4 6. Kc7 Kc5 7. e6 {main line}) 5. f3 $3 {zz} ( 5. f4 $5 Rxd4 6. Kb7 Rxf4 7. Kc6 Re4 8. Kd6 Kb6 9. e6 Kb7 10. e7 Kc8 $19) 5... Rxd4 6. Kb7 Kb5 7. Kc7 Rc4+ 8. Kd7 Rd4+ 9. Kc7 $1 {positional draw, or} Kc5 10. e6 Ra4 11. e7 (11. Kd7 $2 Ra7+ 12. Kd8 Kd6 $19) 11... Ra7+ 12. Kd8 Kd6 13. e8=N+ $1 $11 {Echo!} *