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 Rf8 win in 9 half-moves
3 Ka5 draw
4 Ke7 draw
5 Kf7 draw
6 Kg7 draw
7 Ra7 draw
8 Rc8 draw
9 Rd8 draw
10 Re8 draw
11 Rh8 draw
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Kg6 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Ka7 loss in 1 half-moves
21 Kb7 loss in 1 half-moves