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 Kb7 win in 3 half-moves
3 Kb8 win in 3 half-moves
4 Rb2 win in 3 half-moves
5 Rc2 win in 3 half-moves
6 Rd2 win in 3 half-moves
7 Re2 win in 3 half-moves
8 Kc6 draw
9 Kcc8 draw
10 Kcd7 draw
11 Kd6 draw
12 Kdc8 draw
13 Kdd7 draw
14 Ra1 draw
15 Ra3 draw
16 Ra4 draw
17 Ra7 draw
18 Ra8 draw
19 Rf2 draw
20 Ke7 loss in 2 half-moves
21 Ke8 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Rg2 loss in 2 half-moves
25 Rh2 loss in 2 half-moves