Efren Petite
The Problemist, 1989
Mate in 2
(b) bRh2 -> a2
(a) KEY: 1.Rg6!
(b) KEY: 1.Bg6!, COOK: 1.Kh8!
José Antonio Coello
Correction
Mate in 2
(b) bRh2 -> a2 & -wPh7