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 Ra4 win in 5 half-moves
3 Rb2 win in 5 half-moves
4 Rb3 win in 5 half-moves
5 Ra1 win in 19 half-moves
6 Kb7 draw
7 Kb8 draw
8 Ra7 draw
9 Rc2 draw
10 Rc3 draw
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Rh3 loss in 2 half-moves
25 Kc7 loss in 1 half-moves