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

EGTB: win in 20 half-moves

# move score
1 Ra8 win in 19 half-moves
2 Kb5 draw
3 Kc5 draw
4 Ra1 draw
5 Ra2 draw
6 Ra5 draw
7 Rf3 draw
8 Rg3 draw
9 Rh3 draw
10 Ka4 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 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 Ka5 loss in 1 half-moves