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

EGTB: win in 6 half-moves

# move score
1 Rb8 win in 5 half-moves
2 Ra8 win in 9 half-moves
3 Ka7 draw
4 Kb7 draw
5 Ke5 draw
6 Rc8 draw
7 Re7 draw
8 Rg8 draw
9 Rh8 draw
10 Ka5 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Kd7 loss in 1 half-moves
20 Ke7 loss in 1 half-moves
21 Kf7 loss in 1 half-moves