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

EGTB: win in 4 half-moves

# move score
1 Ka2 win in 3 half-moves
2 Ka6 win in 3 half-moves
3 Kb2 win in 3 half-moves
4 Kb4 win in 3 half-moves
5 Kb6 win in 3 half-moves
6 Kc2 win in 3 half-moves
7 Rb4 win in 3 half-moves
8 Rb6 win in 3 half-moves
9 Rb7 win in 3 half-moves
10 Rb8 win in 3 half-moves
11 Ka8 draw
12 Kb7 draw
13 Kb8 draw
14 Rf5 draw
15 Ka3 loss in 2 half-moves
16 Ka4 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rg5 loss in 2 half-moves
24 Rh5 loss in 2 half-moves