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

EGTB: win in 4 half-moves

# move score
1 Ka4 win in 3 half-moves
2 Kd5 win in 3 half-moves
3 Kd6 win in 3 half-moves
4 Rd8 win in 3 half-moves
5 Ka6 draw
6 Kab4 draw
7 Kab5 draw
8 Kab6 draw
9 Kc6 draw
10 Kcb4 draw
11 Kcb5 draw
12 Kcb6 draw
13 Ra8 draw
14 Rb8 draw
15 Rc6 draw
16 Rc7 draw
17 Rh8 draw
18 Kc4 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves