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

EGTB: win in 4 half-moves

# move score
1 Kd2 win in 3 half-moves
2 Ke2 win in 3 half-moves
3 Kc2 draw
4 Kc3 draw
5 Kd4 draw
6 Ke3 draw
7 Ke4 draw
8 Kh5 draw
9 Rh1 draw
10 Rh2 draw
11 Kc4 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg3 loss in 2 half-moves