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 Rh7 win in 3 half-moves
4 Rh8 win in 3 half-moves
5 Ka4 draw
6 Ka5 draw
7 Ka6 draw
8 Ka7 draw
9 Ka8 draw
10 Kb4 draw
11 Kb6 draw
12 Kb7 draw
13 Kc4 draw
14 Kc5 draw
15 Kc6 draw
16 Kc7 draw
17 Kc8 draw
18 Rd3 draw
19 Rh4 draw
20 Ra3 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves