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 Ka4 draw
3 Ka7 draw
4 Kaa6 draw
5 Kab5 draw
6 Kb4 draw
7 Kb7 draw
8 Kba6 draw
9 Kbb5 draw
10 Kc5 draw
11 Kc6 draw
12 Kc7 draw
13 Ra8 draw
14 Rb8 draw
15 Rd8 draw
16 Re1 draw
17 Re5 draw
18 Re6 draw
19 Re7 draw
20 Re2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves