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

EGTB: win in 6 half-moves

# move score
1 Kb8 win in 5 half-moves
2 Ra7 win in 5 half-moves
3 Rb4 win in 5 half-moves
4 Kb7 win in 7 half-moves
5 Kc7 draw
6 Kcd7 draw
7 Kcd8 draw
8 Ke7 draw
9 Ked7 draw
10 Ked8 draw
11 Kf7 draw
12 Kf8 draw
13 Ra3 draw
14 Ra5 draw
15 Ra6 draw
16 Ra8 draw
17 Rc4 draw
18 Rg4 draw
19 Rh4 draw
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf4 loss in 2 half-moves