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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ra5 draw
3 Rb1 draw
4 Rc1 draw
5 Rd1 draw
6 Rf1 draw
7 Ka4 loss in 2 half-moves
8 Ka5 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kaa6 loss in 2 half-moves
11 Kab6 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kba6 loss in 2 half-moves
16 Kbb6 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves