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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kd5 draw
5 Ke4 draw
6 Ke5 draw
7 Kg7 draw
8 Kg8 draw
9 Kh7 draw
10 Ra4 draw
11 Ra5 draw
12 Ra7 draw
13 Rd6 draw
14 Rf6 draw
15 Kc3 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rc6 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rh6 loss in 2 half-moves