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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Kc7 win in 5 half-moves
5 Rb8 win in 5 half-moves
6 Rc8 win in 5 half-moves
7 Re8 win in 5 half-moves
8 Ra6 win in 9 half-moves
9 Ka4 win in 15 half-moves
10 Kc6 win in 15 half-moves
11 Ra7 win in 17 half-moves
12 Kd7 win in 19 half-moves
13 Ka6 draw
14 Kc5 draw
15 Kd5 draw
16 Ke7 draw
17 Rd8 draw
18 Rf8 draw
19 Ke5 loss in 2 half-moves
20 Ke6 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves