Three or more pieces go to their home squares.
See also: Homebase.
Paliulionis, Viktoras
SuperProblem, 2019
3rd Prize
1.Rh8
Kg2
2.Sg8
Kf3
3.Bf8
Kf4
4.Ke8
Ke5
5.Qd8
Ke6
6.Ra8
Bg6#
FEN: 2qk1r2/r3n2B/3b4/p4p2/8/2n5/8/7K
Popov, Grigory
SuperProblem, 2020
1...Bc1
2.Kc5
Sg1
3.Kxc4
Ke1
4.Kd3
Bf1#