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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 5 half-moves
3 Kc3 win in 5 half-moves
4 Kc5 win in 5 half-moves
5 Kc7 win in 5 half-moves
6 Kd5 win in 5 half-moves
7 Kd6 win in 5 half-moves
8 Rb2 win in 5 half-moves
9 Rc2 win in 5 half-moves
10 Rd2 win in 5 half-moves
11 Kc4 win in 11 half-moves
12 Ra3 win in 11 half-moves
13 Kd4 win in 13 half-moves
14 Kb7 draw
15 Kc2 draw
16 Kd2 draw
17 Ke2 draw
18 Ke3 draw
19 Ke4 draw
20 Ra1 draw
21 Ra4 draw
22 Ra6 draw
23 Ra8 draw
24 Re2 draw
25 Rf2 draw
26 Kd7 loss in 2 half-moves
27 Ra5 loss in 2 half-moves
28 Ra7 loss in 2 half-moves
29 Rg2 loss in 2 half-moves
30 Rh2 loss in 2 half-moves