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 Ka6 draw
3 Ka8 draw
4 Kab6 draw
5 Kab7 draw
6 Kb5 draw
7 Kb8 draw
8 Kc5 draw
9 Kc7 draw
10 Kcb6 draw
11 Kcb7 draw
12 Kd5 draw
13 Kd6 draw
14 Kd7 draw
15 Ra4 draw
16 Ra6 draw
17 Rh3 draw
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rd3 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