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

EGTB: win in 4 half-moves

# move score
1 Kf6 win in 3 half-moves
2 Kgf5 draw
3 Kh4 draw
4 Kh5 draw
5 Kh6 draw
6 Rh4 draw
7 Kg6 loss in 4 half-moves
8 Ke3 loss in 2 half-moves
9 Ke4 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kff5 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves