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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Ke7 win in 5 half-moves
3 Kf6 win in 5 half-moves
4 Kh6 win in 5 half-moves
5 Ke6 win in 7 half-moves
6 Ke8 win in 7 half-moves
7 Kf8 win in 7 half-moves
8 Rf8 win in 15 half-moves
9 Kfg6 draw
10 Kfg7 draw
11 Kfg8 draw
12 Khg6 draw
13 Khg7 draw
14 Khg8 draw
15 Rd8 draw
16 Rg8 draw
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves