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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Kcc6 win in 3 half-moves
4 Kcd6 win in 3 half-moves
5 Kd8 win in 3 half-moves
6 Rh4 win in 3 half-moves
7 Rh6 win in 3 half-moves
8 Rh8 win in 3 half-moves
9 Kc8 win in 5 half-moves
10 Rd7 win in 7 half-moves
11 Kb8 draw
12 Kc4 draw
13 Kc5 draw
14 Kd4 draw
15 Kd7 draw
16 Kdc6 draw
17 Kdd6 draw
18 Ke4 draw
19 Ke5 draw
20 Ke6 draw
21 Rh3 draw
22 Rh5 draw
23 Re7 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg7 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves