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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Kc8 win in 5 half-moves
3 Kd7 win in 5 half-moves
4 Ra8 win in 9 half-moves
5 Ka4 draw
6 Kb8 draw
7 Kcb6 draw
8 Kd8 draw
9 Ra7 draw
10 Kab6 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh6 loss in 2 half-moves