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

EGTB: win in 4 half-moves

# move score
1 Ke5 win in 3 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke6 draw
8 Ke7 draw
9 Ra8 draw
10 Rb8 draw
11 Rc8 draw
12 Rd7 draw
13 Re8 draw
14 Rf8 draw
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves