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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Kg6 draw
3 Kh6 draw
4 Ra1 draw
5 Ra6 draw
6 Ra8 draw
7 Rb4 draw
8 Re4 draw
9 Rf4 draw
10 Rg4 draw
11 Kc7 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Ke8 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Kg8 loss in 2 half-moves
18 Kh8 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Rh4 loss in 2 half-moves