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

EGTB: win in 6 half-moves

# move score
1 Ka5 win in 5 half-moves
2 Kb5 win in 5 half-moves
3 Kb6 win in 5 half-moves
4 Kc5 win in 5 half-moves
5 Kc6 win in 5 half-moves
6 Kd6 win in 5 half-moves
7 Rb8 win in 9 half-moves
8 Ka7 draw
9 Kb7 draw
10 Kc4 draw
11 Kd4 draw
12 Ke5 draw
13 Ke6 draw
14 Ra7 draw
15 Rd8 draw
16 Rf8 draw
17 Rg8 draw
18 Rh8 draw
19 Ke4 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Re8 loss in 2 half-moves