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

EGTB: win in 2 half-moves

# move score
1 Kd6 win in 1 half-moves
2 Kdd8 draw
3 Ke6 draw
4 Ked8 draw
5 Kf7 draw
6 Kf8 draw
7 Re4 draw
8 Re5 draw
9 Re6 draw
10 Rf7 draw
11 Rg7 draw
12 Rh7 draw
13 Kc6 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Re1 loss in 1 half-moves
17 Re2 loss in 1 half-moves
18 Re3 loss in 1 half-moves