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

EGTB: win in 8 half-moves

# move score
1 Ra3 win in 7 half-moves
2 Kd6 draw
3 Kf6 draw
4 Rb3 draw
5 Re1 draw
6 Re2 draw
7 Re6 draw
8 Rf3 draw
9 Rg3 draw
10 Rh3 draw
11 Ka7 loss in 2 half-moves
12 Ka8 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Kf8 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rd3 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Ke6 loss in 1 half-moves