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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kcb8 draw
3 Kcc7 draw
4 Kd7 draw
5 Ra1 draw
6 Ra2 draw
7 Ra3 draw
8 Ra4 draw
9 Ra8 draw
10 Ka6 loss in 2 half-moves
11 Ka8 loss in 2 half-moves
12 Kbc7 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kbb8 loss in 1 half-moves
15 Kd8 loss in 1 half-moves
16 Ra5 loss in 1 half-moves
17 Ra6 loss in 1 half-moves