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

EGTB: win in 4 half-moves

# move score
1 Ke6 win in 3 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kc6 draw
5 Kd4 draw
6 Kd6 draw
7 Ke4 draw
8 Re1 draw
9 Re2 draw
10 Re3 draw
11 Re4 draw
12 Re7 draw
13 Rf5 draw
14 Re6 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rh5 loss in 2 half-moves