Study 168

Vlaicu Crişan & Árpád Rusz
The Problemist
2019
1st Honourable Mention

Draw

1. f5! 1. a7? Qe7+/Qd8+ 2. Kh6 Qf8+ 3. Kg5 a2 4. Qxa2 Qe7+/Qd8+ 5. Kh6 Qh4#

Main A:
1... Qd8+ 2. f6 Qa5+ 2... Qd5+ 3. Kh6 Qh1+ 4. Kg5 Kh7! 5. Kf4 (5. a7? Qh6#) 5... Qd5 6. a7 a2 7. Qh2(4)+ 7... Kg8 8. Qh6!! Q sacrifice 8... Qd2+ (8... a1=Q?? 9. Qg7#) 9. K~ Qxh6 10. a8=Q+ = 3. Kh6 Qxa6 3... a2 4. Qh2! Qd8 5. Kg5+! (5. Qxa2? Qxf6 6. g5 Qg7#) 5... Kg8 6. Qxa2 +-

4. Qa7!! Q sacrifice 4. Qc5? Qa8! -+ 4... Qxa7 5. g5! a2 stalemate

Main B:
1... Qe7+ 2. f6 Qe5+ 3. Kh4! 3. Kh6? a2! -+ 3... g5+ 4. Kh3! 4. Kh5? a2! 5. Qxa2 Qxf6 6. Qd5 Qg6# 4... Qd5 5. a7 a2

6. Qc5!! Q sacrifice 6. Qd4? Qh1+ 7. Kg3 a1=Q -+ The white queen cannot reach f8. 6... Qxc5 6... Qh1+ 7. Kg3 a1=Q?? 8. Qf8+! Kh7 9. Qg7# 7. a8=Q+ Kh7 8. Qxa2 =

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