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

EGTB: win in 4 half-moves

# move score
1 Rc6 win in 3 half-moves
2 Kc6 draw
3 Kf5 draw
4 Kf6 draw
5 Kg6 draw
6 Kh4 draw
7 Kh5 draw
8 Kh6 draw
9 Ra8 draw
10 Rb8 draw
11 Rc7 draw
12 Rf8 draw
13 Rg8 draw
14 Rh8 draw
15 Kb4 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Kf4 loss in 2 half-moves
23 Kg4 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves