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

EGTB: win in 4 half-moves

# move score
1 Kab4 win in 3 half-moves
2 Kab5 win in 3 half-moves
3 Kb3 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Rd8 win in 3 half-moves
6 Ka3 win in 5 half-moves
7 Kc6 win in 7 half-moves
8 Ra5 win in 7 half-moves
9 Ka5 draw
10 Kb6 draw
11 Kc4 draw
12 Kcb4 draw
13 Kcb5 draw
14 Kd4 draw
15 Kd5 draw
16 Kd6 draw
17 Ra7 draw
18 Rc8 draw
19 Re8 draw
20 Rf8 draw
21 Ra6 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves