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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kc7 draw
5 Kc8 draw
6 Rf5 draw
7 Ka2 loss in 2 half-moves
8 Ka3 loss in 2 half-moves
9 Ka4 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rd5 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rh5 loss in 2 half-moves