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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kc7 win in 5 half-moves
3 Kcb6 win in 5 half-moves
4 Kd7 win in 5 half-moves
5 Rb8 win in 5 half-moves
6 Rc7 win in 5 half-moves
7 Rd8 win in 5 half-moves
8 Ra8 win in 13 half-moves
9 Ka4 draw
10 Ka6 draw
11 Kab5 draw
12 Kab6 draw
13 Kb4 draw
14 Kc5 draw
15 Kcb5 draw
16 Rh8 draw
17 Kd5 loss in 2 half-moves
18 Kd6 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