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 Kab6 win in 3 half-moves
4 Ka6 win in 7 half-moves
5 Kc6 win in 7 half-moves
6 Ra6 win in 7 half-moves
7 Ka4 draw
8 Kc4 draw
9 Kcb4 draw
10 Kcb5 draw
11 Kcb6 draw
12 Ra8 draw
13 Rb7 draw
14 Rc7 draw
15 Rh7 draw
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves