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 Kb4 win in 3 half-moves
3 Kcd4 win in 3 half-moves
4 Kcd5 win in 3 half-moves
5 Kd3 win in 3 half-moves
6 Rb2 win in 3 half-moves
7 Rd2 win in 3 half-moves
8 Kc3 win in 5 half-moves
9 Rc3 win in 5 half-moves
10 Kb5 draw
11 Kc5 draw
12 Kd6 draw
13 Ke4 draw
14 Ke6 draw
15 Ked4 draw
16 Ked5 draw
17 Ra2 draw
18 Rc1 draw
19 Re2 draw
20 Kf4 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Kf6 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rg2 loss in 2 half-moves
25 Rh2 loss in 2 half-moves