Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Re8 win in 3 half-moves
3 Rg1 win in 5 half-moves
4 Rg2 win in 5 half-moves
5 Ka1 draw
6 Ka2 draw
7 Kb2 draw
8 Kbc1 draw
9 Kbc2 draw
10 Kd2 draw
11 Kdc1 draw
12 Kdc2 draw
13 Ke1 draw
14 Ke2 draw
15 Rf8 draw
16 Rg3 draw
17 Rg4 draw
18 Rh8 draw
19 Ra8 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rg5 loss in 2 half-moves
23 Rg6 loss in 2 half-moves
24 Rg7 loss in 2 half-moves