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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Rh6 win in 3 half-moves
3 Ra8 win in 5 half-moves
4 Rb8 win in 5 half-moves
5 K3a4 draw
6 K3b4 draw
7 K3c4 draw
8 K5a4 draw
9 K5b4 draw
10 K5c4 draw
11 Ka2 draw
12 Ka3 draw
13 Ka5 draw
14 Ka6 draw
15 Kb2 draw
16 Kb6 draw
17 Kc5 draw
18 Kc6 draw
19 Rc8 draw
20 Rg8 draw
21 Rh3 draw
22 Rh4 draw
23 Rh7 draw
24 Kc2 loss in 2 half-moves
25 Kc3 loss in 2 half-moves
26 Rd8 loss in 2 half-moves
27 Re8 loss in 2 half-moves
28 Rf8 loss in 2 half-moves
29 Rh1 loss in 2 half-moves
30 Rh2 loss in 2 half-moves