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 Kc5 win in 3 half-moves
3 Kcc7 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Rh5 win in 3 half-moves
6 Rh7 win in 3 half-moves
7 Kb7 win in 5 half-moves
8 Kc8 draw
9 Kcd7 draw
10 Kd6 draw
11 Kdc7 draw
12 Kdd7 draw
13 Ke7 draw
14 Ke8 draw
15 Rf6 draw
16 Rg6 draw
17 Rh3 draw
18 Rh4 draw
19 Rh8 draw
20 Kb5 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh2 loss in 2 half-moves