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 Kgg3 draw
5 Kgh3 draw
6 Khh3 draw
7 Rd1 draw
8 Rg1 draw
9 Rh2 draw
10 Kf5 loss in 2 half-moves
11 Kgg5 loss in 2 half-moves
12 Kgh5 loss in 2 half-moves
13 Khg3 loss in 2 half-moves
14 Khg5 loss in 2 half-moves
15 Khh5 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves