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

EGTB: win in 4 half-moves

# move score
1 K6b7 win in 3 half-moves
2 K8b7 win in 3 half-moves
3 Kb5 win in 3 half-moves
4 Kb6 win in 3 half-moves
5 Kb8 win in 3 half-moves
6 Kc5 win in 3 half-moves
7 Kd5 win in 3 half-moves
8 Kd6 win in 3 half-moves
9 Kd8 win in 3 half-moves
10 Rh5 win in 3 half-moves
11 K6d7 win in 5 half-moves
12 K8c7 win in 5 half-moves
13 K8d7 win in 5 half-moves
14 Rb7 win in 5 half-moves
15 Rh6 win in 5 half-moves
16 Rh8 win in 5 half-moves
17 K6c7 draw
18 Ra7 draw
19 Rc7 draw
20 Rg7 draw
21 Rh3 draw
22 Rh4 draw
23 Rd7 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves