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 Kb6 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Rd8 win in 3 half-moves
6 Ra6 win in 9 half-moves
7 Ka4 draw
8 Ka6 draw
9 Kb3 draw
10 Kc3 draw
11 Kc5 draw
12 Kcb4 draw
13 Kcb5 draw
14 Kd3 draw
15 Kd4 draw
16 Kd5 draw
17 Ra7 draw
18 Rc8 draw
19 Re8 draw
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves