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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Ka5 win in 7 half-moves
3 Kb5 win in 15 half-moves
4 Ka6 draw
5 Ka7 draw
6 Kb1 draw
7 Kb2 draw
8 Kb7 draw
9 Kc1 draw
10 Kc6 draw
11 Kc7 draw
12 Kd1 draw
13 Kd2 draw
14 Ra1 draw
15 Ra3 draw
16 Ra4 draw
17 Ra6 draw
18 Ra8 draw
19 Rb2 draw
20 Kc3 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kd3 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra7 loss in 2 half-moves