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 Ra7 win in 5 half-moves
4 Ka4 draw
5 Ka7 draw
6 Ka8 draw
7 Kb4 draw
8 Kc7 draw
9 Ra8 draw
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh6 loss in 2 half-moves