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

EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Kd8 win in 3 half-moves
3 Kg6 win in 5 half-moves
4 Kg7 win in 5 half-moves
5 Kd7 win in 9 half-moves
6 Rh8 win in 27 half-moves
7 Kb6 draw
8 Kb7 draw
9 Kb8 draw
10 Kc6 draw
11 Kc8 draw
12 Kg5 draw
13 Kh5 draw
14 Re7 draw
15 Rf7 draw
16 Rg7 draw
17 Rd7 loss in 2 half-moves