A piece moves on its 4 diagonal adjacent squares.
See also: Extended star; Big star; Cross.
Gavrilovski, Zoran
The Problemist, 1990
3rd HM
a) 1.Ke6
e8=S
2.Bd6
Sxg7#
b) 1.Ke4
e8=B
2.Bf4
Bg6#
c) 1.Kc4
e8=Q
2.Bd4
Qxb5#
d) 1.Kc6
e8=R
2.Bf6
Re6#
Wong, Peter
feenschach, 1995
1st HM
a) 1.Qe3
Kh2
2.Kd4
Sxe6#
b) 1.Se7
Kg3
2.Kd6
Se8#
c) 1.Rb7
Kg1
2.Kb6
Sa8#
d) 1.Ra3
Kxf2
2.Kb4
Sxa6#