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

EGTB: win in 4 half-moves

# move score
1 Ra5 win in 3 half-moves
2 K6d7 draw
3 K6e7 draw
4 K6f7 draw
5 K8d7 draw
6 K8e7 draw
7 K8f7 draw
8 Kd5 draw
9 Kd6 draw
10 Kd8 draw
11 Ke5 draw
12 Kf5 draw
13 Ra4 draw
14 Ra6 draw
15 Ra7 draw
16 Ra8 draw
17 Rb3 draw
18 Rc3 draw
19 Rg3 draw
20 Rh3 draw
21 Kf6 loss in 2 half-moves
22 Kf8 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Rd3 loss in 2 half-moves
26 Re3 loss in 2 half-moves
27 Rf3 loss in 2 half-moves