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

EGTB: win in 4 half-moves

# move score
1 Kf7 win in 3 half-moves
2 Rf2 draw
3 Rf3 draw
4 Rf4 draw
5 Rg8 draw
6 Rh8 draw
7 Kc5 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Kdd7 loss in 2 half-moves
13 Kde7 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ked7 loss in 2 half-moves
17 Kee7 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves