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 Kc5 win in 3 half-moves
4 Kcd7 win in 3 half-moves
5 Ke5 win in 3 half-moves
6 Ked7 win in 3 half-moves
7 Kf5 win in 3 half-moves
8 Rb8 win in 3 half-moves
9 Rd5 win in 3 half-moves
10 Rd7 win in 3 half-moves
11 Kcd5 win in 5 half-moves
12 Kcd6 win in 5 half-moves
13 Kf6 win in 5 half-moves
14 Rc8 win in 7 half-moves
15 Kb7 draw
16 Kc7 draw
17 Ke7 draw
18 Ked5 draw
19 Ked6 draw
20 Kf7 draw
21 Ra8 draw
22 Rd3 draw
23 Rd4 draw
24 Rd6 draw
25 Re8 draw
26 Rh8 draw
27 Rd1 loss in 2 half-moves
28 Rd2 loss in 2 half-moves
29 Rf8 loss in 2 half-moves
30 Rg8 loss in 2 half-moves