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

EGTB: win in 4 half-moves

# move score
1 Kcb4 win in 3 half-moves
2 Kcb6 win in 3 half-moves
3 Rd7 win in 3 half-moves
4 Ka6 win in 5 half-moves
5 Kc6 win in 5 half-moves
6 Kcb5 win in 5 half-moves
7 Ka4 draw
8 Kab4 draw
9 Kab5 draw
10 Kab6 draw
11 Kc4 draw
12 Ra7 draw
13 Rb7 draw
14 Rc6 draw
15 Rc8 draw
16 Re7 draw
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves