Crusader theme
White makes all his moves by a single knight. No less than four moves are required.
See also: Amazon theme; Durbar theme.
Luce, Sébastien
Die Schwalbe, TT-214, 2019
2nd HM
h#4.5 2.1... (4+8)
1...Sf6
2.Sg5
Sxh5
3.Kf3
Sf4
4.Kg4
Sd5
5.Kh5
Sf6#
1...Sc7
2.Kd3
Sxa6
3.Kc4
Sb4
4.Kb5
Sd5
5.Ka6
Sc7#
Kirtley, Mark
U.S. Problem Bulletin, 1997
1st-2nd Prize
h#5.5 b) bPc4→g6
(2+12)
a) 1...Sa5
2.Rb5
Sxb3
3.Qc2+
Sd2
4.Qa4
Sf3
5.Ka5
Se5
6.Bb6
Sc6#
b) 1...Se7
2.Ka5
Sxg6
3.Bb6
Sh4
4.Qe4+
Sf3
5.Qa4
Sd4
6.Rb5
Sc6#