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 Kb5 win in 5 half-moves
3 Kb6 win in 5 half-moves
4 Kb7 win in 5 half-moves
5 Kb8 win in 5 half-moves
6 Kc6 win in 5 half-moves
7 Kc8 win in 5 half-moves
8 Rd7 win in 5 half-moves
9 Re6 win in 5 half-moves
10 Re8 win in 7 half-moves
11 Re5 win in 9 half-moves
12 Ka3 draw
13 Ka4 draw
14 Ka5 draw
15 Kb3 draw
16 Kc3 draw
17 Kc4 draw
18 Kc5 draw
19 Kd7 draw
20 Kd8 draw
21 Re1 draw
22 Rf7 draw
23 Re2 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves