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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Ka7 draw
3 Kcb6 draw
4 Kcb7 draw
5 Kd6 draw
6 Kd7 draw
7 Ra7 draw
8 Rc8 draw
9 Rf8 draw
10 Ka5 loss in 2 half-moves
11 Kab5 loss in 2 half-moves
12 Kab6 loss in 2 half-moves
13 Kab7 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kcb5 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Rb8 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