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

EGTB: win in 4 half-moves

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