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

EGTB: win in 6 half-moves

# move score
1 Ra8 win in 5 half-moves
2 Rd7 win in 5 half-moves
3 Ka6 win in 7 half-moves
4 Kb5 win in 7 half-moves
5 Kb6 win in 7 half-moves
6 Kd5 win in 7 half-moves
7 Kd7 win in 7 half-moves
8 Ka4 draw
9 Kb4 draw
10 Rh8 draw
11 Kc5 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves