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 Kb6 win in 3 half-moves
4 Kcd6 win in 3 half-moves
5 Kd5 win in 3 half-moves
6 Rb8 win in 3 half-moves
7 Kc4 win in 7 half-moves
8 Kc7 win in 7 half-moves
9 Ke7 win in 7 half-moves
10 Ra8 win in 7 half-moves
11 Rc6 win in 7 half-moves
12 Rd8 win in 7 half-moves
13 Kd8 win in 11 half-moves
14 Rc7 win in 11 half-moves
15 Ke6 win in 15 half-moves
16 Kcc6 draw
17 Kd4 draw
18 Kdc6 draw
19 Kdd6 draw
20 Ke8 draw
21 Re8 draw
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves