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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Ka3 draw
3 Ka5 draw
4 Ka6 draw
5 Ka8 draw
6 Kb3 draw
7 Kb4 draw
8 Kb5 draw
9 Kb6 draw
10 Kb7 draw
11 Kb8 draw
12 Ra8 draw
13 Rc8 draw
14 Rg8 draw
15 Rh2 draw
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Rh5 loss in 2 half-moves
23 Rh6 loss in 2 half-moves
24 Rh7 loss in 2 half-moves