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

EGTB: win in 4 half-moves

# move score
1 K8a7 win in 3 half-moves
2 K7c7 draw
3 K7c8 draw
4 K8a8 draw
5 K8c7 draw
6 K8c8 draw
7 Kb6 draw
8 Rc6 draw
9 Rd4 draw
10 Rd7 draw
11 Rd8 draw
12 Re6 draw
13 Rf6 draw
14 Rg6 draw
15 Rh6 draw
16 K7a7 loss in 2 half-moves
17 K7a8 loss in 2 half-moves
18 Ka6 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Rd5 loss in 2 half-moves
25 Kc6 loss in 1 half-moves