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 Ra4 draw
3 Ra5 draw
4 Ra7 draw
5 Rb1 draw
6 Rc1 draw
7 Rd1 draw
8 Rf1 draw
9 Ka7 loss in 2 half-moves
10 Kab7 loss in 2 half-moves
11 Kab8 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Kcb7 loss in 2 half-moves
16 Kcb8 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Kd8 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves