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

EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 K7a7 draw
3 K7a8 draw
4 K7c7 draw
5 K7c8 draw
6 K8a7 draw
7 K8a8 draw
8 K8c7 draw
9 K8c8 draw
10 Ka6 draw
11 Kb6 draw
12 Kc6 draw
13 Rd8 draw
14 Re1 draw
15 Re2 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves