The Retrograde Analysis Corner
No. 87, July 1997 - SOLUTIONS
7113 - Mario Velucchi
Try: Rh8 is black. h=3 with 1. gh6 Kb7 2. 00 a8=Q 3. Kh7 Qf8=. But the black king had to move so the white king could go to a8, so castling isn't allowed.
Solution: Rh8 is white. h=3 with 1. Ke7 Kb7 2. gh6 Rh6 3. Kd8 Re6=.
7114 - Henrik Juel
I: Add bBa7, bPb6, bPb7, bPc7
II: Add bBf8, bPe7, bPf7, bPg7