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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Ka7 win in 7 half-moves
3 Rd8 win in 7 half-moves
4 Rf8 win in 11 half-moves
5 Rg8 win in 11 half-moves
6 Kc5 draw
7 Kc6 draw
8 Kd5 draw
9 Ke5 draw
10 Rc8 draw
11 Rh8 draw
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Ka5 loss in 1 half-moves
21 Kb5 loss in 1 half-moves