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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kd1 win in 1 half-moves
3 Kd3 win in 1 half-moves
4 Kb1 win in 3 half-moves
5 Kb3 win in 3 half-moves
6 Kb5 win in 3 half-moves
7 Kc1 win in 3 half-moves
8 Ra1 win in 3 half-moves
9 Kb2 win in 5 half-moves
10 Kd2 draw
11 Ra3 draw
12 Ra4 draw
13 Rb2 draw
14 Ka6 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Ka4 loss in 1 half-moves