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 Ra8 draw
3 Rb8 draw
4 Re8 draw
5 Rf8 draw
6 Rg8 draw
7 Rh8 draw
8 Ka6 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Kab6 loss in 1 half-moves
15 Kab7 loss in 1 half-moves
16 Kab8 loss in 1 half-moves
17 Kcb6 loss in 1 half-moves
18 Kcb7 loss in 1 half-moves
19 Kcb8 loss in 1 half-moves