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

EGTB: win in 6 half-moves

# move score
1 Ka4 win in 5 half-moves
2 Kc3 win in 5 half-moves
3 Kc4 win in 5 half-moves
4 Ka3 win in 9 half-moves
5 Kc2 win in 9 half-moves
6 Ka2 win in 13 half-moves
7 Kb2 win in 13 half-moves
8 Kb4 win in 27 half-moves
9 Ra8 win in 27 half-moves
10 Kd8 win in 31 half-moves
11 Kb7 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves