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 Kb5 win in 3 half-moves
3 Kb7 win in 3 half-moves
4 Kb8 win in 3 half-moves
5 Kc4 win in 3 half-moves
6 Kc8 win in 3 half-moves
7 Kd4 win in 3 half-moves
8 Kd5 win in 3 half-moves
9 Kd7 win in 3 half-moves
10 Rb4 win in 3 half-moves
11 Kd8 win in 5 half-moves
12 K5b6 draw
13 K5c6 draw
14 K5d6 draw
15 K7b6 draw
16 K7c6 draw
17 K7d6 draw
18 Rb1 draw
19 Rb2 draw
20 Rb5 draw
21 Rb6 draw
22 Rb7 draw
23 Rc3 draw
24 Rd3 draw
25 Rf3 draw
26 Ra3 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Re3 loss in 2 half-moves
29 Rg3 loss in 2 half-moves
30 Rh3 loss in 2 half-moves