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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Ra3 win in 3 half-moves
6 Rb2 win in 3 half-moves
7 Rc2 win in 3 half-moves
8 Rd2 win in 3 half-moves
9 Ra4 win in 5 half-moves
10 Ra7 win in 5 half-moves
11 Kc4 win in 11 half-moves
12 Kc7 win in 11 half-moves
13 Kc6 win in 13 half-moves
14 Ka6 draw
15 Ka7 draw
16 Ka8 draw
17 Kb8 draw
18 Kc8 draw
19 Kd3 draw
20 Ra1 draw
21 Ra8 draw
22 Re2 draw
23 Rf2 draw
24 Ke3 loss in 2 half-moves
25 Ke4 loss in 2 half-moves
26 Ke5 loss in 2 half-moves
27 Ra5 loss in 2 half-moves
28 Ra6 loss in 2 half-moves
29 Rg2 loss in 2 half-moves
30 Rh2 loss in 2 half-moves