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

EGTB: win in 4 half-moves

# move score
1 K5b4 win in 3 half-moves
2 K5c4 win in 3 half-moves
3 K5d4 win in 3 half-moves
4 Kb6 win in 3 half-moves
5 Ra2 win in 3 half-moves
6 Ra6 win in 3 half-moves
7 K3b4 win in 7 half-moves
8 Kb3 win in 7 half-moves
9 Kb5 win in 7 half-moves
10 Rb5 win in 7 half-moves
11 K3c4 draw
12 K3d4 draw
13 Kb2 draw
14 Kc2 draw
15 Kd2 draw
16 Kd3 draw
17 Kd5 draw
18 Ra1 draw
19 Ra3 draw
20 Ra4 draw
21 Kc6 loss in 2 half-moves
22 Kd6 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Ra8 loss in 2 half-moves