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 Kb7 win in 3 half-moves
4 Kc1 win in 3 half-moves
5 Kd5 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 Kc5 win in 5 half-moves
10 Kc2 win in 7 half-moves
11 Kd2 win in 7 half-moves
12 Ra1 win in 17 half-moves
13 Ra3 win in 19 half-moves
14 Kc7 draw
15 Kd6 draw
16 Kd7 draw
17 Ke1 draw
18 Ke2 draw
19 Ra4 draw
20 Ra5 draw
21 Ra6 draw
22 Re2 draw
23 Rf2 draw
24 Ra7 loss in 2 half-moves
25 Ra8 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves