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

EGTB: win in 4 half-moves

# move score
1 Ka7 win in 3 half-moves
2 Ka8 win in 3 half-moves
3 Kb7 win in 3 half-moves
4 Kd7 win in 3 half-moves
5 Ke7 win in 3 half-moves
6 Ke8 win in 3 half-moves
7 Re8 win in 3 half-moves
8 Kbc7 draw
9 Kbc8 draw
10 Kdc7 draw
11 Kdc8 draw
12 Rf8 draw
13 Rg8 draw
14 Rh3 draw
15 Rh4 draw
16 Rh5 draw
17 Rh6 draw
18 Rh7 draw
19 Rh1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves