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 Ra8 draw
3 Rb8 draw
4 Rd8 draw
5 Re8 draw
6 Rh2 draw
7 Rh4 draw
8 Rh5 draw
9 Rh6 draw
10 Kaa5 loss in 2 half-moves
11 Kaa7 loss in 2 half-moves
12 Kab5 loss in 2 half-moves
13 Kab7 loss in 2 half-moves
14 Kba5 loss in 2 half-moves
15 Kba7 loss in 2 half-moves
16 Kbb5 loss in 2 half-moves
17 Kbb7 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh3 loss in 2 half-moves
25 Rh7 loss in 2 half-moves