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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kab5 draw
5 Kab6 draw
6 Kab7 draw
7 Kc5 draw
8 Kc7 draw
9 Kcb5 draw
10 Kcb6 draw
11 Kcb7 draw
12 Kd5 draw
13 Kd6 draw
14 Kd7 draw
15 Ra4 draw
16 Rb3 draw
17 Rc3 draw
18 Rg3 draw
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rh3 loss in 2 half-moves