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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kc6 win in 7 half-moves
3 Kcb6 win in 7 half-moves
4 Rc8 win in 7 half-moves
5 Re8 win in 9 half-moves
6 Rf8 win in 9 half-moves
7 Rg8 win in 9 half-moves
8 Ra7 draw
9 Rh8 draw
10 Ka5 loss in 2 half-moves
11 Kab5 loss in 2 half-moves
12 Kab6 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kcb5 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Ka7 loss in 1 half-moves
21 Kb7 loss in 1 half-moves