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 Ra6 win in 5 half-moves
3 Ra8 win in 5 half-moves
4 K6e7 draw
5 K6f7 draw
6 K6g7 draw
7 K8e7 draw
8 K8f7 draw
9 K8g7 draw
10 Ke5 draw
11 Ke6 draw
12 Ke8 draw
13 Kf5 draw
14 Kg5 draw
15 Kg6 draw
16 Kg8 draw
17 Ra4 draw
18 Ra7 draw
19 Rb3 draw
20 Rf3 draw
21 Rg3 draw
22 Rh3 draw
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Rd3 loss in 2 half-moves
27 Re3 loss in 2 half-moves