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 Kd8 win in 3 half-moves
11 Rb4 win in 3 half-moves
12 Rb8 win in 3 half-moves
13 K7d6 win in 5 half-moves
14 K5c6 win in 7 half-moves
15 K7c6 win in 7 half-moves
16 Rb5 win in 7 half-moves
17 Rb7 win in 7 half-moves
18 Rb3 win in 9 half-moves
19 K5d6 draw
20 Ra6 draw
21 Rc6 draw
22 Rh6 draw
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rd6 loss in 2 half-moves
26 Re6 loss in 2 half-moves
27 Rf6 loss in 2 half-moves
28 Rg6 loss in 2 half-moves