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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Ka7 win in 3 half-moves
3 Ka8 win in 3 half-moves
4 Kb8 win in 3 half-moves
5 Kbc7 win in 3 half-moves
6 Kc5 win in 3 half-moves
7 Kcc7 win in 3 half-moves
8 Rb8 win in 3 half-moves
9 Rc7 win in 3 half-moves
10 Ka6 win in 7 half-moves
11 Kbb6 win in 7 half-moves
12 Kb5 loss in 2 half-moves
13 Kcb6 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves