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