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

EGTB: win in 4 half-moves

# move score
1 Kf3 win in 3 half-moves
2 Kgg1 draw
3 Kgg3 draw
4 Khg1 draw
5 Khg3 draw
6 Khh1 draw
7 Khh3 draw
8 Ra2 draw
9 Rb2 draw
10 Rc2 draw
11 Rd2 draw
12 Re2 draw
13 Rf1 draw
14 Rf3 draw
15 Rf4 draw
16 Rf5 draw
17 Kf1 loss in 2 half-moves
18 Kgh1 loss in 2 half-moves
19 Kgh3 loss in 2 half-moves
20 Rf6 loss in 1 half-moves
21 Rf7 loss in 1 half-moves
22 Rf8 loss in 1 half-moves