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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Ra2 draw
4 Ra3 draw
5 Ra4 draw
6 Ra5 draw
7 Rd8 draw
8 Re8 draw
9 Rf8 draw
10 Kf1 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kf3 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Kgg1 loss in 2 half-moves
15 Kgh2 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Khg1 loss in 2 half-moves
18 Khh2 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc8 loss in 2 half-moves