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 Kcb6 win in 3 half-moves
4 Kd5 win in 3 half-moves
5 Kd6 win in 3 half-moves
6 Ra8 win in 3 half-moves
7 Rd8 win in 3 half-moves
8 Kb8 win in 5 half-moves
9 Kc4 win in 5 half-moves
10 Rc6 win in 5 half-moves
11 Rc7 win in 5 half-moves
12 Ka7 win in 7 half-moves
13 Ka8 win in 7 half-moves
14 Kc7 win in 7 half-moves
15 Rb8 win in 7 half-moves
16 Re8 win in 7 half-moves
17 Ka6 draw
18 Kbb6 draw
19 Kbc6 draw
20 Kcc6 draw
21 Kd4 draw
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves