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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Kf3 draw
3 Kf4 draw
4 Kg3 draw
5 Kgh4 draw
6 Kh3 draw
7 Kh6 draw
8 Khh4 draw
9 Ra1 draw
10 Rg1 draw
11 Rh2 draw
12 Rh4 draw
13 Kf5 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kgg5 loss in 2 half-moves
16 Khg5 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rf1 loss in 2 half-moves