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

EGTB: win in 14 half-moves

# move score
1 Ra1 win in 13 half-moves
2 Ra3 draw
3 Ra5 draw
4 Ra7 draw
5 Ra8 draw
6 Re4 draw
7 Rf4 draw
8 Rg4 draw
9 Ka1 loss in 2 half-moves
10 Ka2 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kc1 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rc4 loss in 2 half-moves
26 Rd4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves