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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Kc7 win in 3 half-moves
4 Kcd7 win in 3 half-moves
5 Rf6 win in 3 half-moves
6 Kf6 win in 9 half-moves
7 Kf7 win in 9 half-moves
8 Ke6 win in 11 half-moves
9 Ke8 win in 11 half-moves
10 Rf7 win in 11 half-moves
11 Kcd8 win in 13 half-moves
12 Kd6 win in 13 half-moves
13 Ked7 draw
14 Ked8 draw
15 Re8 draw
16 Rf3 draw
17 Rf4 draw
18 Rf5 draw
19 Rg8 draw
20 Rh8 draw
21 Rd8 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf2 loss in 2 half-moves