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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb5 win in 5 half-moves
3 Rb8 win in 5 half-moves
4 Ra8 win in 19 half-moves
5 Ka6 draw
6 Kd6 draw
7 Rf8 draw
8 Rg8 draw
9 Rh8 draw
10 Ka4 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ke8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Re8 loss in 2 half-moves