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

EGTB: win in 6 half-moves

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