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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kd3 draw
5 Kdd1 draw
6 Kde2 draw
7 Ke3 draw
8 Ked1 draw
9 Kf1 draw
10 Rg1 draw
11 Rh2 draw
12 Rh8 draw
13 Kc3 loss in 2 half-moves
14 Kee2 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves