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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Ra5 win in 3 half-moves
3 Kf4 win in 5 half-moves
4 Kc3 draw
5 Kc4 draw
6 Kd2 draw
7 Kdd3 draw
8 Kde4 draw
9 Ke2 draw
10 Ked3 draw
11 Kee4 draw
12 Kf2 draw
13 Kf3 draw
14 Ra1 draw
15 Ra3 draw
16 Ra4 draw
17 Rb6 draw
18 Rg6 draw
19 Kc5 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Ke5 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Rd6 loss in 2 half-moves
26 Re6 loss in 2 half-moves
27 Rf6 loss in 2 half-moves
28 Rh6 loss in 2 half-moves