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

EGTB: win in 4 half-moves

# move score
1 Ka2 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kcb4 win in 3 half-moves
4 Kd3 win in 3 half-moves
5 Kd4 win in 3 half-moves
6 Rb8 win in 3 half-moves
7 Rd8 win in 3 half-moves
8 Kb5 win in 5 half-moves
9 Kcb3 win in 5 half-moves
10 Ra8 win in 9 half-moves
11 Ka4 draw
12 Kab3 draw
13 Kab4 draw
14 Kc3 draw
15 Kc5 draw
16 Kd5 draw
17 Rc6 draw
18 Rc7 draw
19 Re8 draw
20 Rf8 draw
21 Rc5 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves