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 Kaa5 draw
5 Kab6 draw
6 Kb4 draw
7 Kb7 draw
8 Kba5 draw
9 Kbb6 draw
10 Kc4 draw
11 Kc5 draw
12 Kc6 draw
13 Ra8 draw
14 Rb8 draw
15 Rd8 draw
16 Re8 draw
17 Rf1 draw
18 Rf2 draw
19 Rf3 draw
20 Rf7 draw
21 Rf4 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves