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 Ra6 win in 3 half-moves
3 K8h7 draw
4 Kg5 draw
5 Kh5 draw
6 Ra1 draw
7 Ra3 draw
8 Ra4 draw
9 Rb2 draw
10 Rc2 draw
11 Rh2 draw
12 K6g7 loss in 2 half-moves
13 K6h7 loss in 2 half-moves
14 K8g7 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Kg8 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rd2 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rg2 loss in 2 half-moves