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 3 half-moves
3 Kc2 win in 3 half-moves
4 Rb1 win in 3 half-moves
5 Kc5 win in 9 half-moves
6 Kd5 win in 11 half-moves
7 Ka1 draw
8 Ka2 draw
9 Ka3 draw
10 Kb1 draw
11 Kb3 draw
12 Kc1 draw
13 Kc3 draw
14 Ra1 draw
15 Rc1 draw
16 Rh2 draw
17 Rh3 draw
18 Rh4 draw
19 Rh5 draw
20 Rh6 draw
21 Kb7 loss in 2 half-moves
22 Kc7 loss in 2 half-moves
23 Kd6 loss in 2 half-moves
24 Kd7 loss in 2 half-moves
25 Rd1 loss in 2 half-moves
26 Re1 loss in 2 half-moves
27 Rf1 loss in 2 half-moves
28 Rg1 loss in 2 half-moves
29 Rh7 loss in 2 half-moves
30 Rh8 loss in 2 half-moves