Study 189

Árpád Rusz
Nadareishvili MT
2020
Special Commendation
White wins

1. b7 d1=Q 1... Qxd4+ 2. Kxd4 d1=Q+ 3. Rd3 +- 2. Rh1+ Ke2 3. Rxd1 Qd8!

4. Kc6!! Thematic try: 4. Kd6? Kxd1 mutual zugzwang 5. b8=Q (5. f8=Q Qxf8+ 6. Kc7 Qf4+ 7. Kc8 Qc1+! =) 5... Qxb8+ 6. Ke7 Qb4+ 7. Ke8 Qe1+! =; 4. Rh1? Qc7+ = 4... Kxd1 5. Kd6! mutual zugzwang

mutual zugzwang

a) 5... Kc2 6. f8=Q! Qxf8+ 7. Kc7 Qf4+ 8. Kc8 +- There are no more checks because the c-file is blocked.

b) 5... Ke2 6. b8=Q! Qxb8+ 7. Ke7 Qb4+ 8. Ke8 +- There are no more checks because the e-file is blocked.

c) 5... Qb6+ 6. Ke7 Qb4+ 7. Ke8 Qe1+ 8. Kf8 Qb4+ 9. Kg8 +-

d) 5... Qf6+ 6. Kc7 Qf4+ 7. Kc8 Qc1+ 8. Kb8 Qf4+ 9. Ka8 +-