Thursday 29 September 2016

Study 107

Á. Rusz
Chess Informant-50 JT
2016
3rd Honourable Mention

White wins

1. Nc7+ 1. Rc8? R3a6+! 2. Kb5 Rxe6 3. Qf8 Re5+ 4. Kb4 Re4+ 5. Kc3 Re3+ 6. Kc2! Re2+ (6... Ra2+? 7. Kb1 +-) 7. Kd1 Re1+ 8. Kc2 Re2+ 9. Kd3 Re3+ 10. Kc2 Re2+ perpetual check 1... Bxc7+ 2. Kxc7 b5+ 3. Kc6! 3. Kc8? Rh3! (3... Rg3? 4. Rg4 +-) 4. Qb2 Ne3! 5. Qe5 (5. Rc7 Nd5! 6. Rb7! Rh8+! (6... Rxb7? 7. Qa2+ Ra7 8. Qxd5+ Rb7 9. Qxb7#) 7. Qxh8 Rxb7 8. Qa1+ Ra7 9. Qh1 Rc7+ 10. Kd8 Rc5 =) 5... Rb7 6. Rc6 Rh8+! 7. Qxh8 Rb8+ 8. Kc7 Nd5+! (8... Rxh8? 9. Ra6# echo) 9. Kd6 Rxh8 = 3... R7a6+ 3... bxc4 4. Qf8#; 3... R3a6+ 4. Kxb5 Rb7+ 5. Kxa6 Rxb4 6. Rxb4 +- 4. Kxb5 R3a5+ 5. Qxa5 Rxa5+

6. Kb6!! 6. Kxa5? Kb7 7. Kb5 (7. Re4 Kc6 8. Kb4 Kd5 =) 7... Ne3 8. Rf4 (8. Rd4 Kc7 9. Kc5 Nf5 =) 8... Nd5 9. Rf7+ Nc7+ 10. Kc5 Kc8 11. Kc6 Ne8 12. Ra7 Kd8 13. Rf7 Kc8 positional draw 6... Kb8 6... Ra1 7. Rc8# echo 7. Re4! Ra6+ 7... Kc8 8. Kxa5 +-; 7... Rh5 8. Re8# 8. Kxa6 Kc7 9. Kb5 Kd6 10. Kc4 +-

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