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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kd4 win in 3 half-moves
3 Kdc4 win in 3 half-moves
4 Kdc5 win in 5 half-moves
5 Ke4 win in 5 half-moves
6 Ke5 win in 5 half-moves
7 Rb1 draw
8 Rb2 draw
9 Rb4 draw
10 Rd3 draw
11 Rg3 draw
12 Ka4 loss in 2 half-moves
13 Ka5 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kbc4 loss in 2 half-moves
17 Kbc5 loss in 2 half-moves
18 Kbc6 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Kdc6 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rh3 loss in 2 half-moves