Answer to the Quiz

The position of the previous post is taken from the simultaneous display Pachman - Jules Welling, London 1973.
Black wins with 1..Rh8!!
play might follow 2. Kxh8 (2. Kg6 Ke7 3. Kg7 Ke8 4. Kg6 Kf8 5. h3 Ke7 6.h4 Kf8 7. h5 Ke7 8. h6 Kf8 9. Kf6 Rxh7 10. Kg6 -+) 2... Kf7 3. h3 Kf8 4. h4 Kf7 5. h5 Kf8 6. h6 Kf7 7. b4 axb3 8. a4 b2 9. a5 b1=Q 10. a6 Qb2# 0-1
Source "Van Perlo's Endgame Tactics".
Isn't it nice?