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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Ra8 win in 11 half-moves
3 Ka5 draw
4 Ka6 draw
5 Ka7 draw
6 Kb5 draw
7 Kb7 draw
8 Kc5 draw
9 Kc6 draw
10 Kc7 draw
11 Kd7 draw
12 Kd8 draw
13 Ke7 draw
14 Kf7 draw
15 Kf8 draw
16 Ra4 draw
17 Ra5 draw
18 Ra6 draw
19 Rg3 draw
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rc3 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves